Benchmark 2021-B27 Mortgage Trust

08/28/2026 | Press release | Distributed by Public on 08/28/2026 12:41

Asset-Backed Issuer Distribution Report (Form 10-D)


Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
STATEMENT TO NOTEHOLDERS
August 17, 2026
TRANSACTION PARTIES
Depositor: Citigroup Commercial Mortgage Securities Inc.
Master Servicer / Special Servicer: Midland Loan Services, a Division of PNC Bank N.A.
Asset Representations Reviewer /
Park Bridge Lender Services LLC
Operating Advisor:
Trustee: Wilmington Trust, National Association
Certificate Administrator: Citibank, N.A.
Special Servicers: K-Star Asset Management LLC
Dragana Boskovic Citibank, Agency and Trust
(212) 816-0735 388 Greenwich Street Trading, 4th Floor
[email protected] New York, NY 10013
TABLE OF CONTENTS
1 . Distribution Summary 2
1.1 . Summary 2
1.2 . Factors 3
2 . Distribution Detail 4
2.1 . Interest Detail 4
2.2 . Interest Shortfall Detail 5
2.3 . Principal Detail 6
3 . Reconciliation Detail 7
4 . Other Information 8
5 . Stratification Detail 9
6 . Mortgage Loan Detail 14
7 . NOI Detail 16
8 . Delinquency Loan Detail 18
9 . Collateral Performance Delinquency and Loan Status Detail 19
10 . Appraisal Reduction Detail 20
11 . Historical Appraisal Reduction Detail 21
12 . Loan Modification Detail 22
13 . Historical Loan Modification Detail 23
14 . Specially Serviced Loan Detail 24
15 . Historical Specially Serviced Loan Detail 25
16 . Unscheduled Principal Detail 28
17 . Historical Unscheduled Principal Detail 29
18 . Liquidated Loan Detail 30
19 . Historical Liquidated Loan Detail 31
20 . CREFC Investor Reporting Package Legends 32
21 . Notes 33
Reports Available at sf.citidirect.com v. 21.09.28 Page 1 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
DISTRIBUTION SUMMARY
August 17, 2026
Accretion
&
Non-Cash
Accrual Other Balance
Original Prior Pass-Through Day Interest (As Interest) Principal Total Realized Loss Increase/ Current
Class Balance Balance Rate Count Distributed Distributed Distributed Distributed /(Recovery) (Decrease) Balance
A-1 18,655,000.00 - 0.725000 % 30/360 - - - - - - -
A-2 37,990,000.00 13,174,117.25 2.020000 % 30/360 22,176.43 - 19,958.27 42,134.70 - - 13,154,158.98
A-3 83,071,000.00 83,071,000.00 1.792000 % 30/360 124,052.69 - - 124,052.69 - - 83,071,000.00
A-4 175,000,000.00 175,000,000.00 2.103000 % 30/360 306,687.50 - - 306,687.50 - - 175,000,000.00
A-5 396,379,000.00 396,379,000.00 2.390000 % 30/360 789,454.84 - - 789,454.84 - - 396,379,000.00
A-AB 26,294,000.00 25,868,245.42 2.163000 % 30/360 46,627.51 - 417,206.38 463,833.89 - - 25,451,039.04
A-S 71,105,000.00 71,105,000.00 2.512000 % 30/360 148,846.47 - - 148,846.47 - - 71,105,000.00
B 42,136,000.00 42,136,000.00 2.355000 % 30/360 82,691.90 - - 82,691.90 - - 42,136,000.00
C 48,721,000.00 48,721,000.00 2.703000 % 30/360 109,744.05 - - 109,744.05 - - 48,721,000.00
COMB_VRR 40,500,000.00 38,812,329.67 0.000000 % 30/360 110,643.48 - 16,807.43 127,450.91 - - 38,795,522.24
D 35,553,000.00 35,553,000.00 2.000000 % 30/360 59,255.00 - - 59,255.00 - - 35,553,000.00
E 28,968,000.00 28,968,000.00 2.000000 % 30/360 48,280.00 - - 48,280.00 - - 28,968,000.00
F 15,802,000.00 15,802,000.00 2.250000 % 30/360 29,628.75 - - 29,628.75 - - 15,802,000.00
G 14,484,000.00 14,484,000.00 2.250000 % 30/360 27,157.50 - - 27,157.50 - - 14,484,000.00
J-RR 11,851,000.00 11,851,000.00 3.599530 % 30/360 27,446.93 - - 27,446.93 - - 11,851,000.00
K-RR 47,403,985.00 47,403,985.00 3.599530 % 30/360 - - - - - - 47,403,985.00
R - - 0.000000 % 30/360 - - - - - - -
S - - 0.000000 % 30/360 - - - - - - -
Total 1,093,912,985 1,048,328,677 1,932,693.05 - 453,972.08 2,386,665.13 - - 1,047,874,705
Notional
X-A 808,494,000.00 764,597,362.67 1.342898 % 30/360 855,647.10 - - 855,647.10 - (437,164.65 ) 764,160,198.02
X-B 90,857,000.00 90,857,000.00 1.057919 % 30/360 80,099.45 - - 80,099.45 - - 90,857,000.00
X-D 64,521,000.00 64,521,000.00 1.599530 % 30/360 86,002.72 - - 86,002.72 - - 64,521,000.00
X-F 15,802,000.00 15,802,000.00 1.349530 % 30/360 17,771.06 - - 17,771.06 - - 15,802,000.00
X-G 14,484,000.00 14,484,000.00 1.349530 % 30/360 16,288.83 - - 16,288.83 - - 14,484,000.00
Total 994,158,000.00 950,261,362.67 1,055,809.16 - - 1,055,809.16 - (437,164.65 ) 949,824,198.02
Grand Total 2,088,070,985 1,998,590,040 2,988,502.21 - 453,972.08 3,442,474.29 - (437,164.65 ) 1,997,698,903
Reports Available at sf.citidirect.com v. 21.09.28 Page 2 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
DISTRIBUTION SUMMARY - FACTORS
August 17, 2026
Accretion
&
Non-Cash
Other Balance
Record Interest (As Interest) Principal Total Realized Loss Increase/ Current
Class CUSIP Date Distributed Distributed Distributed Distributed /(Recovery) (Decrease) Balance
A-1 08163 HAA6 07/31/2026 - - - - - - -
A-2 08163 HAB4 07/31/2026 0.58374388 - 0.52535588 1.10909976 - - 346.25319768
A-3 08163 HAC2 07/31/2026 1.49333329 - - 1.49333329 - - 1,000.00000000
A-4 08163 HAD0 07/31/2026 1.75250000 - - 1.75250000 - - 1,000.00000000
A-5 08163 HAE8 07/31/2026 1.99166666 - - 1.99166666 - - 1,000.00000000
A-AB 08163 HAF5 07/31/2026 1.77331368 - 15.86698030 17.64029398 - - 967.94093862
A-S 08163 HAH1 07/31/2026 2.09333338 - - 2.09333338 - - 1,000.00000000
B 08163 HAJ7 07/31/2026 1.96250000 - - 1.96250000 - - 1,000.00000000
C 08163 HAK4 07/31/2026 2.25249995 - - 2.25249995 - - 1,000.00000000
COMB_VRR 08163 HBM9 07/31/2026 2.73193778 - 0.41499827 3.14693605 - - 957.91412938
D 08163HAU2 U0811FAE2 08163HAV0 07/31/2026 1.66666667 - - 1.66666667 - - 1,000.00000000
E 08163HAW8 U0811FAF9 08163HAX6 07/31/2026 1.66666667 - - 1.66666667 - - 1,000.00000000
F 08163HAY4 U0811FAG7 08163HAZ1 07/31/2026 1.87500000 - - 1.87500000 - - 1,000.00000000
G 08163HBA5 U0811FAH5 08163HBB3 07/31/2026 1.87500000 - - 1.87500000 - - 1,000.00000000
J-RR 08163 HBD9 07/31/2026 2.31600118 - - 2.31600118 - - 1,000.00000000
K-RR 08163 HBF4 07/31/2026 - - - - - - 1,000.00000000
R 08163 HBJ6 07/31/2026 - - - - - - -
S 08163 HBH0 07/31/2026 - - - - - - -
X-A 08163 HAG3 07/31/2026 1.05832214 - - 1.05832214 - - 945.16495858
X-B 08163HAL2 U0811FAA0 08163HAM0 07/31/2026 0.88159911 - - 0.88159911 - - 1,000.00000000
X-D 08163HAN8 U0811FAB8 08163HAP3 07/31/2026 1.33294152 - - 1.33294152 - - 1,000.00000000
X-F 08163HAQ1 U0811FAC6 08163HAR9 07/31/2026 1.12460828 - - 1.12460828 - - 1,000.00000000
X-G 08163HAS7 U0811FAD4 08163HAT5 07/31/2026 1.12460853 - - 1.12460853 - - 1,000.00000000
Reports Available at sf.citidirect.com v. 21.09.28 Page 3 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
DISTRIBUTION INFORMATION - INTEREST DETAIL
August 17, 2026
Rate Interest Shortfall Paid
Cap
Accrual Net Accreted Non Carry Cap Carryover Carryover
Class Uncapped Capped Next Dates Accrued /Deferred Recovered Forward /Basis Risk Accrued Carry Forward /Basis Risk Total
A-1 0.72500 % 0.72500 % 0.72500 % 07/01-07/31 - - - - - - - - -
A-2 2.02000 % 2.02000 % 2.02000 % 07/01-07/31 22,176.43 - - - - 22,176.43 - - 22,176.43
A-3 1.79200 % 1.79200 % 1.79200 % 07/01-07/31 124,052.69 - - - - 124,052.69 - - 124,052.69
A-4 2.10300 % 2.10300 % 2.10300 % 07/01-07/31 306,687.50 - - - - 306,687.50 - - 306,687.50
A-5 2.39000 % 2.39000 % 2.39000 % 07/01-07/31 789,454.84 - - - - 789,454.84 - - 789,454.84
A-AB 2.16300 % 2.16300 % 2.16300 % 07/01-07/31 46,627.51 - - - - 46,627.51 - - 46,627.51
A-S 2.51200 % 2.51200 % 2.51200 % 07/01-07/31 148,846.47 - - - - 148,846.47 - - 148,846.47
B 2.35500 % 2.35500 % 2.35500 % 07/01-07/31 82,691.90 - - - - 82,691.90 - - 82,691.90
C 0.00000 % 2.70300 % 2.70300 % 07/01-07/31 109,744.05 - - - - 109,744.05 - - 109,744.05
COMB_VRR 0.00000 % 0.00000 % 0.00000 % 07/01-07/31 110,643.48 - - - - 110,643.48 - - 110,643.48
D 2.00000 % 2.00000 % 2.00000 % 07/01-07/31 59,255.00 - - - - 59,255.00 - - 59,255.00
E 2.00000 % 2.00000 % 2.00000 % 07/01-07/31 48,280.00 - - - - 48,280.00 - - 48,280.00
F 2.25000 % 2.25000 % 2.25000 % 07/01-07/31 29,628.75 - - - - 29,628.75 - - 29,628.75
G 2.25000 % 2.25000 % 2.25000 % 07/01-07/31 27,157.50 - - - - 27,157.50 - - 27,157.50
J-RR 0.00000 % 3.59953 % 3.59953 % 07/01-07/31 35,548.36 - - 8,101.43 - 27,446.93 - - 27,446.93
K-RR 0.00000 % 3.59953 % 3.59953 % 07/01-07/31 142,193.38 - - 143,792.80 - - - - -
R 0.00000 % 0.00000 % 0.00000 % 07/01-07/31 - - - - - - - - -
S 0.00000 % 0.00000 % 0.00000 % 07/01-07/31 - - - - - - - - -
Total 2,082,987.86 - - 151,894.23 - 1,932,693.05 - - 1,932,693.05
Notional
X-A 0.00000 % 1.34290 % 1.34290 % 07/01-07/31 855,647.10 - - - - 855,647.10 - - 855,647.10
X-B 0.00000 % 1.05792 % 1.05792 % 07/01-07/31 80,099.45 - - - - 80,099.45 - - 80,099.45
X-D 0.00000 % 1.59953 % 1.59953 % 07/01-07/31 86,002.72 - - - - 86,002.72 - - 86,002.72
X-F 0.00000 % 1.34953 % 1.34953 % 07/01-07/31 17,771.06 - - - - 17,771.06 - - 17,771.06
X-G 0.00000 % 1.34953 % 1.34953 % 07/01-07/31 16,288.83 - - - - 16,288.83 - - 16,288.83
Total 1,055,809.16 - - - - 1,055,809.16 - - 1,055,809.16
Grand Total 3,138,797.02 - - 151,894.23 - 2,988,502.21 - - 2,988,502.21
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Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
DISTRIBUTION INFORMATION - INTEREST SHORTFALL DETAIL
August 17, 2026
Cap Carryover /
Non-Recov Shortfall Carry Forward Interest Basis Risk Shortfall
Other
Class PPIS SSRA Shortfall Prior Int. on Prior New Paid Outstanding Prior Int. on Prior New Paid Outstanding
A-1 - - - - - - - - - - - - -
A-2 - - - - - - - - - - - - -
A-3 - - - - - - - - - - - - -
A-4 - - - - - - - - - - - - -
A-5 - - - - - - - - - - - - -
A-AB - - - - - - - - - - - - -
A-S - - - - - - - - - - - - -
B - - - - - - - - - - - - -
C - - - - - - - - - - - - -
COMB_VRR - - - - - - - - - - - - -
D - - - - - - - - - - - - -
E - - - - - - - - - - - - -
F - - - - - - - - - - - - -
G - - - - - - - - - - - - -
J-RR - - - - - 8,101.43 - 8,101.43 - - - - -
K-RR - - - 533,208.40 1,599.42 142,193.38 - 677,001.20 - - - - -
R - - - - - - - - - - - - -
S - - - - - - - - - - - - -
Total - - - 533,208.40 1,599.42 150,294.81 - 685,102.63 - - - - -
Notional
X-A - - - - - - - - - - - - -
X-B - - - - - - - - - - - - -
X-D - - - - - - - - - - - - -
X-F - - - - - - - - - - - - -
X-G - - - - - - - - - - - - -
Total - - - - - - - - - - - - -
Grand Total - - - 533,208.40 1,599.42 150,294.81 - 685,102.63 - - - - -
Reports Available at sf.citidirect.com v. 21.09.28 Page 5 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
DISTRIBUTION INFORMATION - PRINCIPAL DETAIL
August 17, 2026
Accretion
&
Non-Cash
Balance Cumulative
Prior Principal Accreted Realized Loss Increase/ Current Realized Class % Class % Sub % Sub %
Class Balance Distributed Principal /(Recovery) (Decrease) Balance Loss Original Current Original Current
A-1 - - - - - - - 1.71 % 0.00 % 30.00 % 31.32 %
A-2 13,174,117.25 19,958.27 - - - 13,154,158.98 - 3.47 % 1.26 % 30.00 % 31.32 %
A-3 83,071,000.00 - - - - 83,071,000.00 - 7.59 % 7.93 % 30.00 % 31.32 %
A-4 175,000,000.00 - - - - 175,000,000.00 - 16.00 % 16.70 % 30.00 % 31.32 %
A-5 396,379,000.00 - - - - 396,379,000.00 - 36.24 % 37.83 % 30.00 % 31.32 %
A-AB 25,868,245.42 417,206.38 - - - 25,451,039.04 - 2.40 % 2.43 % 30.00 % 31.32 %
A-S 71,105,000.00 - - - - 71,105,000.00 - 6.50 % 6.79 % 23.25 % 24.27 %
B 42,136,000.00 - - - - 42,136,000.00 - 3.85 % 4.02 % 19.25 % 20.10 %
C 48,721,000.00 - - - - 48,721,000.00 - 4.45 % 4.65 % 14.63 % 15.27 %
COMB_VRR 38,812,329.67 16,807.43 - - - 38,795,522.24 - 3.70 % 3.70 % 0.00 % 0.00 %
D 35,553,000.00 - - - - 35,553,000.00 - 3.25 % 3.39 % 11.25 % 11.74 %
E 28,968,000.00 - - - - 28,968,000.00 - 2.65 % 2.76 % 8.50 % 8.87 %
F 15,802,000.00 - - - - 15,802,000.00 - 1.44 % 1.51 % 7.00 % 7.31 %
G 14,484,000.00 - - - - 14,484,000.00 - 1.32 % 1.38 % 5.63 % 5.87 %
J-RR 11,851,000.00 - - - - 11,851,000.00 - 1.08 % 1.13 % 4.50 % 4.70 %
K-RR 47,403,985.00 - - - - 47,403,985.00 - 4.33 % 4.52 % 0.00 % 0.00 %
R - - - - - - - 0.00 % 0.00 % 0.00 % 0.00 %
S - - - - - - - 0.00 % 0.00 % 0.00 % 0.00 %
Total 1,048,328,677 453,972.08 - - - 1,047,874,705 - 99.98 % 100.00 %
Reports Available at sf.citidirect.com v. 21.09.28 Page 6 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
RECONCILIATION DETAIL
August 17, 2026
SOURCE OF FUNDS ALLOCATION OF FUNDS
Interest Funds Available Scheduled Fees
Scheduled Interest 3,158,769.33 Servicing Fee 4,986.20
Prepayment Interest Excess - Trustee/Certificate Administrator Fee 7,402.35
Prepayment Interest Shortfall - Operating Advisor Fee 1,146.44
Interest Adjustments - Asset Representations Reviewer Ongoing Fee 207.64
ASER Amount (128,028.49 ) CREFC Intellectual Property Royalty License Fee 451.38
Realized Loss in Excess of Principal Balance -
Total Scheduled Fees 14,194.01
Total Interest Funds Available 3,030,740.84 Additional Fees, Expenses, etc.
Principal Funds Available Additional Servicing Fee -
Scheduled Principal 453,972.08 Special Servicing Fee 27,956.48
Unscheduled Principal Collections - Work-out Fee -
Net Liquidation Proceeds - Liquidation Fee -
Repurchased Principal - Trust Fund Expenses -
Substitution Principal - Trust Advisor Expenses -
Other Principal - Reimbursement of Interest on Advances to the Servicer 88.14
Borrower Reimbursable Trust Fund Expenses -
Total Principal Funds Available 453,972.08
Other Expenses -
Other Funds Available
Yield Maintenance Charges - Total Additional Fees, Expenses, etc. 28,044.62
Initial Interest Deposit Amount - Distributions
Deposit of Withheld Amounts to the Interest Reserve Account - Interest Distribution 2,988,502.21
Principal Distribution 453,972.08
Total Other Funds Available -
Yield Maintenance Charge Distribution -
Total Distributions 3,442,474.29
Total Funds Available 3,484,712.92
Total Funds Allocated 3,484,712.92
Reports Available at sf.citidirect.com v. 21.09.28 Page 7 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
OTHER INFORMATION
August 17, 2026
Other Information
Monthly Debt Service Payment Advance 0.00
Has a Consultation Period Commenced? N
Has a CCR Consultation Period Commenced? N
Has a Control Period Terminated? N
Has a Consultation Period Terminated? N
Collateral Information
% of Cut-Off Principal Balance Outstanding 95.791413 %
Controlling Class Information
The Controlling Class Representative is KKR Real Estate Credit Opportunity Partners II L.P.,
There Are No Disclosable Special Servicer Fees.
Reports Available at sf.citidirect.com v. 21.09.28 Page 8 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
STRATIFICATION DETAIL
August 17, 2026
Anticipated Remaining Term
Anticipated Remaining Asset Ending Scheduled % of Wtd Avg
Term Range Count Balance Agg.Bal. WAC WAM DSCR
60 Months or Less 52 1,047,874,705.26 100.00 3.4990 52 2.341713
61 to 90 Months 0 0.00 0.00 0.0000 0 0.000000
91 Months or Greater 0 0.00 0.00 0.0000 0 0.000000
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
Debt Service Coverage Ratio
Debt Service Coverage Asset Ending Scheduled % of Wtd Avg
Ratio Range Count Balance Agg.Bal. WAC WAM DSCR
1.250 or Less 5 140,487,171.15 13.41 3.9312 58 0.623904
1.251 to 1.500 3 21,481,932.78 2.05 4.0886 20 1.284369
1.501 to 1.750 7 118,081,623.20 11.27 3.5039 58 1.631654
1.751 to 2.000 3 24,956,436.25 2.38 4.1901 48 1.982805
2.001 to 2.250 7 133,698,875.97 12.76 3.9266 56 2.145031
2.251 to 2.500 3 143,665,030.00 13.71 2.9530 38 2.336126
2.501 to 2.750 12 283,665,545.10 27.07 3.3600 52 2.628045
2.751 to 3.000 1 28,000,000.00 2.67 3.0400 58 3.000000
3.001 to 3.250 2 21,150,000.00 2.02 3.7632 57 3.123617
3.251 to 3.500 2 33,851,579.25 3.23 3.4871 58 3.364387
3.501 to 3.750 2 21,271,511.56 2.03 3.7176 58 3.678885
3.751 to 4.000 1 4,600,000.00 0.44 3.7000 22 3.920000
4.001 or Greater 4 72,965,000.00 6.96 3.1102 56 5.047531
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
Reports Available at sf.citidirect.com v. 21.09.28 Page 9 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
STRATIFICATION DETAIL
August 17, 2026
Ending Schedule Balance
Ending Schedule Balance Asset Ending Scheduled % of Wtd Avg
Range Count Balance Agg.Bal. WAC WAM DSCR
1 to 5,000,000 7 29,088,540.48 2.78 3.9602 47 2.442481
10,000,001 to 15,000,000 11 142,124,152.48 13.56 3.6928 49 2.895284
15,000,001 to 20,000,000 8 145,371,524.18 13.87 3.4571 52 2.390977
20,000,001 to 25,000,000 0 0.00 0.00 0.0000 0 0.000000
25,000,001 to 30,000,000 5 139,960,000.00 13.36 3.4620 57 1.434809
30,000,001 to 35,000,000 3 97,452,578.80 9.30 3.3531 58 2.122622
35,000,001 to 40,000,000 2 79,000,000.00 7.54 3.4566 50 2.137089
40,000,001 to 45,000,000 1 45,000,000.00 4.29 3.1000 58 5.320000
45,000,001 to 50,000,000 2 100,000,000.00 9.54 3.5817 58 2.595000
5,000,001 to 10,000,000 10 78,736,562.05 7.51 3.6954 50 2.273035
50,000,001 to 55,000,000 0 0.00 0.00 0.0000 0 0.000000
55,000,001 to 60,000,000 1 57,032,317.27 5.44 4.5500 59 1.010000
60,000,001 to 65,000,000 0 0.00 0.00 0.0000 0 0.000000
65,000,001 to 70,000,000 2 134,109,030.00 12.80 2.9190 39 2.324450
70,000,001 to 75,000,000 0 0.00 0.00 0.0000 0 0.000000
75,000,001 to 80,000,000 0 0.00 0.00 0.0000 0 0.000000
80,000,001 to 85,000,000 0 0.00 0.00 0.0000 0 0.000000
85,000,000+ 0 0.00 0.00 0.0000 0 0.000000
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
Reports Available at sf.citidirect.com v. 21.09.28 Page 10 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
STRATIFICATION DETAIL
August 17, 2026
Loan Rate
Asset Ending Scheduled % of Wtd Avg
Loan Rate Range Count Balance Agg.Bal. WAC WAM DSCR
4.00 or Less 41 893,130,890.87 85.23 3.3492 52 2.462824
4.01 to 4.25 5 31,396,985.20 3.00 4.0998 32 1.546312
4.26 to 4.50 5 66,314,511.92 6.33 4.3291 53 2.232476
4.51 to 4.75 1 57,032,317.27 5.44 4.5500 59 1.010000
4.76 to 5.00 0 0.00 0.00 0.0000 0 0.000000
5.01 to 5.25 0 0.00 0.00 0.0000 0 0.000000
5.26 to 5.50 0 0.00 0.00 0.0000 0 0.000000
5.51 to 5.75 0 0.00 0.00 0.0000 0 0.000000
5.76 to 6.00 0 0.00 0.00 0.0000 0 0.000000
6.01 to 6.25 0 0.00 0.00 0.0000 0 0.000000
6.26 to 6.50 0 0.00 0.00 0.0000 0 0.000000
6.51 to 6.75 0 0.00 0.00 0.0000 0 0.000000
6.76 to 7.00 0 0.00 0.00 0.0000 0 0.000000
7.01 or Greater 0 0.00 0.00 0.0000 0 0.000000
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
Property Type
Asset Ending Scheduled % of Wtd Avg
Property Type Range Count Balance Agg.Bal. WAC WAM DSCR
Industrial 7 179,028,933.74 17.08 3.2312 36 2.300246
Lodging 3 41,977,217.79 4.01 3.9505 49 2.628077
Mixed Use 3 32,623,120.99 3.11 3.7483 58 1.989233
Multifamily 4 66,560,000.00 6.35 3.7178 58 2.334836
Office 20 505,974,920.50 48.29 3.4382 54 2.319304
Other 2 63,200,000.00 6.03 3.7113 58 2.335411
Retail 8 91,508,327.45 8.73 3.9279 57 2.402549
Self Storage 4 62,024,090.36 5.92 3.2036 56 2.590484
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
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Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
STRATIFICATION DETAIL
August 17, 2026
Remaining Amortization Term
Remaining Amortization Asset Ending Scheduled % of Wtd Avg
Term Range Count Balance Agg.Bal. WAC WAM DSCR
240 Months or Less 38 855,660,325.62 81.66 3.3829 52 2.484514
241 to 270 Months 0 0.00 0.00 0.0000 0 0.000000
271 to 300 Months 14 192,214,379.64 18.34 4.0162 53 1.706020
301 Months or Greater 0 0.00 0.00 0.0000 0 0.000000
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
Seasoning
Asset Ending Scheduled % of Wtd Avg
Seasoning Range Count Balance Agg.Bal. WAC WAM DSCR
12 Months or Less 0 0.00 0.00 0.0000 0 0.000000
13 to 24 Months 0 0.00 0.00 0.0000 0 0.000000
25 to 36 Months 0 0.00 0.00 0.0000 0 0.000000
37 to 48 Months 0 0.00 0.00 0.0000 0 0.000000
49 Months or Greater 52 1,047,874,705.26 100.00 3.4990 52 2.341713
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
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Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
STRATIFICATION DETAIL
August 17, 2026
State
Asset Ending Scheduled % of Wtd Avg
State Range Count Balance Agg.Bal. WAC WAM DSCR
Alabama 2 71,260,659.09 6.80 4.5001 55 1.207669
California 13 245,773,120.99 23.45 3.2903 54 2.318213
Connecticut 1 4,963,042.01 0.47 3.8900 58 1.360000
Georgia 1 3,679,375.00 0.35 3.9400 58 2.570000
Illinois 2 18,921,511.56 1.81 3.7846 58 3.272833
Michigan 1 4,000,000.00 0.38 3.9900 21 4.230000
N/A 5 143,361,608.80 13.68 3.0664 40 2.139043
Nevada 1 10,465,000.00 1.00 3.0500 59 4.340000
New Jersey 2 18,400,861.73 1.76 4.0300 5 1.924969
New Mexico 1 4,978,094.43 0.48 4.0610 58 1.960000
New York 11 319,479,091.21 30.49 3.5895 58 2.576309
Ohio 1 9,556,000.00 0.91 3.4300 22 2.500000
Oregon 2 11,343,791.71 1.08 3.7566 58 1.171149
South Carolina 2 17,748,875.97 1.69 3.9108 50 2.663418
Tennessee 2 57,895,923.41 5.53 3.5329 58 2.515889
Texas 2 25,937,749.35 2.48 3.6530 58 3.015246
Washington 2 51,900,000.00 4.95 3.0048 44 2.690000
West Virginia 1 28,210,000.00 2.69 3.6570 59 1.230000
Total 52 1,047,874,705.26 100.00 3.4990 52 2.341713
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Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
MORTGAGE LOAN DETAIL
August 17, 2026
Prop Paid Beginning Ending Payment Workout Mod
Type Through Gross Interest Principal Scheduled Scheduled Maturity Status Strategy Code
Loan ID OMCR (1) City State Date Coupon Payment Payment Balance Balance Date (2 ) (3 ) (4 )
30507306 10 SS 08/01/2026 2.69200 % 79,646.97 105,983.72 34,358,562.52 34,252,578.80 07/01/2031 0 0 0
30507210 11 OF New York NY 08/06/2026 3.92000 % 131,646.67 - 39,000,000.00 39,000,000.00 06/06/2031 0 0 0
30507332 12 N/A Culver City CA 05/06/2026 3.74000 % 106,278.33 - 33,000,000.00 33,000,000.00 06/06/2031 2 1 0
30507323 13 N/A New York NY 08/06/2026 3.68000 % 95,700.44 - 30,200,000.00 30,200,000.00 06/06/2031 0 0 0
30530139 14 OF Manhattan Beach CA 08/06/2026 3.14400 % 81,220.00 - 30,000,000.00 30,000,000.00 05/06/2031 0 0 0
30506942 15 OF Charleston WV 12/01/2025 3.65700 % 88,835.64 - 28,210,000.00 28,210,000.00 07/01/2031 3 2 0
30319809 16 A2 IN Hopewell Junction NY 08/06/2026 3.80000 % 91,622.22 - 28,000,000.00 28,000,000.00 05/06/2031 0 8 8
30507244 17 OF Bakersfield CA 08/06/2026 3.04000 % 73,297.78 - 28,000,000.00 28,000,000.00 06/06/2031 0 0 0
30507253 18 RT Brooklyn NY 08/06/2026 3.71000 % 82,264.10 - 25,750,000.00 25,750,000.00 06/06/2031 0 0 0
30530156 19 LO San Diego CA 08/06/2026 3.73500 % 61,108.75 - 19,000,000.00 19,000,000.00 06/06/2031 0 0 0
30319801 1 -C-4 OF Burlingame CA 08/06/2026 3.01680 % 51,956.00 - 20,000,000.00 20,000,000.00 01/06/2033 0 0 0
30319802 1 -C-5 OF Burlingame CA 08/06/2026 3.01680 % 51,956.00 - 20,000,000.00 20,000,000.00 01/06/2033 0 0 0
30530131 20 A2 OF New Hyde Park NY 08/06/2026 3.85600 % 55,287.38 31,505.55 16,650,596.76 16,619,091.21 04/06/2031 0 0 0
30507341 21 MU Temecula CA 08/06/2026 3.64000 % 49,470.68 30,486.12 15,782,919.09 15,752,432.97 07/06/2031 0 0 0
30319810 22 A2 LO Daphne AL 08/06/2026 4.30000 % 52,831.54 39,740.53 14,268,082.35 14,228,341.82 02/06/2030 0 0 0
30507259 23 OF San Antonio TX 08/06/2026 3.17000 % 40,605.08 23,588.25 14,875,167.50 14,851,579.25 06/06/2031 0 0 0
30507246 24 SS Romeoville IL 08/06/2026 3.71000 % 47,258.02 21,016.73 14,792,528.29 14,771,511.56 06/06/2031 0 0 0
30507152 25 IN Passaic NJ 07/06/2026 4.14000 % 49,272.80 20,399.55 13,821,261.28 13,800,861.73 05/06/2026 5 11 0
30530152 27 OF Sunnyvale CA 08/06/2026 2.93000 % 34,061.25 - 13,500,000.00 13,500,000.00 06/06/2031 0 0 0
30507330 29 OF Carson CA 07/06/2026 3.61000 % 37,769.63 - 12,150,000.00 12,150,000.00 06/06/2031 B 0 0
30319803 2 -C-3 OF Burlingame CA 08/06/2026 3.01680 % 41,564.80 - 16,000,000.00 16,000,000.00 01/06/2033 0 0 0
30319804 2 -C-4 OF Burlingame CA 08/06/2026 3.01680 % 25,978.00 - 10,000,000.00 10,000,000.00 01/06/2033 0 0 0
30507307 30 OF Sugar Land TX 08/01/2026 4.30000 % 41,100.83 13,829.90 11,100,000.00 11,086,170.10 07/01/2031 0 0 0
30319811 31 RT Las Vegas NV 08/11/2026 3.05000 % 27,485.16 - 10,465,000.00 10,465,000.00 06/11/2031 0 0 0
30507252 32 MU Pomona CA 08/06/2026 3.92100 % 35,063.42 14,115.28 10,384,803.30 10,370,688.02 06/06/2031 0 0 0
30319812 33 LO Florence SC 08/06/2026 3.85000 % 29,064.02 17,816.80 8,766,692.77 8,748,875.97 03/06/2030 0 0 0
30530149 34 OF Portland OR 08/06/2026 3.62000 % 26,940.91 16,840.35 8,642,603.02 8,625,762.67 06/06/2031 0 0 0
30507266 35 IN Fairborn OH 08/06/2026 3.43000 % 28,224.71 - 9,556,000.00 9,556,000.00 06/06/2028 0 0 0
30319813 36 SS Bluffton SC 08/06/2026 3.97000 % 30,767.50 - 9,000,000.00 9,000,000.00 05/06/2031 0 0 0
30319814 37 RT Fairview TN 08/06/2026 3.53000 % 24,043.55 13,862.09 7,909,785.50 7,895,923.41 06/06/2031 0 0 0
30319815 38 MF Brooklyn NY 08/06/2026 3.90000 % 22,366.50 - 6,660,000.00 6,660,000.00 06/06/2031 0 0 0
30530151 39 MU New York NY 08/06/2026 3.73500 % 20,905.63 - 6,500,000.00 6,500,000.00 06/06/2031 0 0 0
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Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
MORTGAGE LOAN DETAIL
August 17, 2026
Prop Paid Beginning Ending Payment Workout Mod
Type Through Gross Interest Principal Scheduled Scheduled Maturity Status Strategy Code
Loan ID OMCR (1) City State Date Coupon Payment Payment Balance Balance Date (2 ) (3 ) (4 )
30319807 3 A2 OF New York NY 08/11/2026 3.36818 % 191,425.00 - 66,000,000.00 66,000,000.00 06/11/2031 0 0 0
30507068 3 -C-3 OF Burlingame CA 08/06/2026 3.01680 % 46,760.40 - 18,000,000.00 18,000,000.00 01/06/2033 0 0 0
30507319 40 MF Bronx NY 08/06/2026 4.03000 % 19,954.10 - 5,750,000.00 5,750,000.00 06/06/2031 0 0 0
30507410 41 MH NM 08/06/2026 4.06100 % 17,439.77 9,011.86 4,987,106.29 4,978,094.43 06/06/2031 0 0 0
30507255 42 IN Guilford CT 08/06/2026 3.89000 % 16,655.81 9,254.44 4,972,296.45 4,963,042.01 06/06/2031 0 0 0
30507264 43 IN NJ 08/06/2026 3.70000 % 14,656.11 - 4,600,000.00 4,600,000.00 06/06/2028 0 0 0
30507265 44 MF Chicago IL 08/06/2026 4.05000 % 14,473.13 - 4,150,000.00 4,150,000.00 06/06/2031 0 0 0
30507154 45 SS Romulus MI 08/06/2026 3.99000 % 13,743.33 - 4,000,000.00 4,000,000.00 05/06/2028 0 0 0
30507327 46 RT Snellville GA 08/06/2026 3.94000 % 12,483.30 - 3,679,375.00 3,679,375.00 06/06/2031 0 0 0
30507333 47 RT Newberg OR 08/06/2026 4.19000 % 9,823.04 4,501.74 2,722,530.78 2,718,029.04 06/06/2031 0 0 0
30507314 4 A1 OF Birmingham AL 03/05/2026 4.55000 % 223,777.14 82,019.17 57,114,336.44 57,032,317.27 07/05/2031 3 2 0
30507035 5 A3 OF Seattle WA 08/06/2026 3.00483 % 103,499.80 - 40,000,000.00 40,000,000.00 05/06/2033 0 0 0
30507037 5 A3 OF Seattle WA 08/06/2026 3.00483 % 30,791.19 - 11,900,000.00 11,900,000.00 05/06/2033 0 0 0
30507328 6 A1 IN Cookeville TN 08/06/2026 3.53333 % 152,129.49 - 50,000,000.00 50,000,000.00 06/06/2031 0 0 0
30507320 7 MF NY 08/06/2026 3.63000 % 156,291.67 - 50,000,000.00 50,000,000.00 06/06/2031 0 0 0
30530157 8 OF New York NY 08/06/2026 3.10000 % 120,125.00 - 45,000,000.00 45,000,000.00 06/06/2031 0 0 0
30319808 9 A1 RT 08/06/2026 4.34700 % 74,865.00 - 20,000,000.00 20,000,000.00 04/06/2036 0 0 0
30319816 9 A2 RT 08/06/2026 4.34700 % 56,148.75 - 15,000,000.00 15,000,000.00 04/06/2036 0 0 0
30319817 9 A3 RT 08/06/2026 4.34700 % 22,459.50 - 6,000,000.00 6,000,000.00 04/06/2036 0 0 0
30319806 A-1 -B IN 08/09/2026 2.48380 % 145,673.49 - 68,109,030.00 68,109,030.00 04/09/2028 0 0 0
Total Count = 52 3,158,769.33 453,972.08 1,048,328,677.34 1,047,874,705.26
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Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
NOI DETAIL
August 17, 2026
Property Ending Preceding Most Most Recent Most Recent
Type Scheduled Fiscal Recent Financial As of Financial Asof
Loan ID OMCR (1) City State Balance Year NOI NOI Start Date End Date
30507306 10 SS 34,252,578.80 4,483,905.48 974,796.78 01/01/2026 03/31/2026
30507210 11 OF New York NY 39,000,000.00 2,482,391.32 2,442,325.14 Not Available Not Available
30507332 12 N/A Culver City CA 33,000,000.00 3,202,651.01 3,202,651.01 Not Available Not Available
30507323 13 N/A New York NY 30,200,000.00 2,533,578.17 2,424,638.56 Not Available Not Available
30530139 14 OF Manhattan Beach CA 30,000,000.00 (855,444.44 ) (222,007.62 ) 01/01/2026 03/31/2026
30506942 15 OF Charleston WV 28,210,000.00 1,856,739.63 1,685,649.80 Not Available Not Available
30319809 16 A2 IN Hopewell Junction NY 28,000,000.00 7,326,763.99 7,326,763.99 Not Available Not Available
30507244 17 OF Bakersfield CA 28,000,000.00 2,616,865.01 2,616,865.01 Not Available Not Available
30507253 18 RT Brooklyn NY 25,750,000.00 2,312,359.04 2,312,359.04 Not Available Not Available
30530156 19 LO San Diego CA 19,000,000.00 2,769,626.06 2,769,626.06 Not Available Not Available
30319801 1 -C-4 OF Burlingame CA 20,000,000.00 50,822,944.00 51,216,985.33 Not Available Not Available
30319802 1 -C-5 OF Burlingame CA 20,000,000.00 50,822,944.00 51,216,985.33 Not Available Not Available
30530131 20 A2 OF New Hyde Park NY 16,619,091.21 4,948,492.29 948,160.30 01/01/2026 03/31/2026
30507341 21 MU Temecula CA 15,752,432.97 1,492,296.63 389,479.63 01/01/2026 03/31/2026
30319810 22 A2 LO Daphne AL 14,228,341.82 4,118,050.88 4,339,847.37 Not Available Not Available
30507259 23 OF San Antonio TX 14,851,579.25 1,734,654.33 1,734,654.33 Not Available Not Available
30507246 24 SS Romeoville IL 14,771,511.56 2,049,297.54 2,115,533.91 Not Available Not Available
30507152 25 IN Passaic NJ 13,800,861.73 1,343,113.99 301,561.30 01/01/2026 03/31/2026
30530152 27 OF Sunnyvale CA 13,500,000.00 2,093,133.00 2,043,325.00 01/01/2026 06/30/2026
30507330 29 OF Carson CA 12,150,000.00 1,507,831.54 1,507,831.54 Not Available Not Available
30319803 2 -C-3 OF Burlingame CA 16,000,000.00 50,822,944.00 51,216,985.33 Not Available Not Available
30319804 2 -C-4 OF Burlingame CA 10,000,000.00 50,822,944.00 51,216,985.33 Not Available Not Available
30507307 30 OF Sugar Land TX 11,086,170.10 1,022,519.42 1,181,623.81 Not Available Not Available
30319811 31 RT Las Vegas NV 10,465,000.00 1,528,182.90 1,458,769.52 01/01/2026 06/30/2026
30507252 32 MU Pomona CA 10,370,688.02 746,459.54 746,459.54 Not Available Not Available
30319812 33 LO Florence SC 8,748,875.97 913,063.27 1,293,943.73 Not Available Not Available
30530149 34 OF Portland OR 8,625,762.67 683,747.41 649,620.76 01/01/2026 06/30/2026
30507266 35 IN Fairborn OH 9,556,000.00 873,931.50 873,931.50 Not Available Not Available
30319813 36 SS Bluffton SC 9,000,000.00 1,189,643.37 1,189,643.37 Not Available Not Available
30319814 37 RT Fairview TN 7,895,923.41 773,189.72 773,189.72 Not Available Not Available
30319815 38 MF Brooklyn NY 6,660,000.00 465,029.65 458,548.88 Not Available Not Available
30530151 39 MU New York NY 6,500,000.00 892,135.47 892,135.47 Not Available Not Available
Reports Available at sf.citidirect.com v. 21.09.28 Page 16 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
NOI DETAIL
August 17, 2026
Property Ending Preceding Most Most Recent Most Recent
Type Scheduled Fiscal Recent Financial As of Financial Asof
Loan ID OMCR (1) City State Balance Year NOI NOI Start Date End Date
30319807 3 A2 OF New York NY 66,000,000.00 17,824,756.74 17,824,756.74 Not Available Not Available
30507068 3 -C-3 OF Burlingame CA 18,000,000.00 50,822,944.00 51,216,985.33 Not Available Not Available
30507319 40 MF Bronx NY 5,750,000.00 441,296.93 464,554.53 Not Available Not Available
30507410 41 MH NM 4,978,094.43 630,065.34 158,246.97 01/01/2026 03/31/2026
30507255 42 IN Guilford CT 4,963,042.01 442,166.32 449,855.70 07/01/2025 06/30/2026
30507264 43 IN NJ 4,600,000.00 765,492.10 712,103.56 Not Available Not Available
30507265 44 MF Chicago IL 4,150,000.00 276,535.15 276,535.15 Not Available Not Available
30507154 45 SS Romulus MI 4,000,000.00 683,566.84 690,010.89 Not Available Not Available
30507327 46 RT Snellville GA 3,679,375.00 385,200.00 385,200.00 Not Available Not Available
30507333 47 RT Newberg OR 2,718,029.04 224,802.91 224,802.91 Not Available Not Available
30507314 4 A1 OF Birmingham AL 57,032,317.27 5,671,904.31 5,671,904.31 Not Available Not Available
30507035 5 A3 OF Seattle WA 40,000,000.00 28,585,038.57 8,060,806.61 01/01/2026 03/31/2026
30507037 5 A3 OF Seattle WA 11,900,000.00 28,585,038.57 8,060,806.61 01/01/2026 03/31/2026
30507328 6 A1 IN Cookeville TN 50,000,000.00 7,314,036.77 7,314,036.77 Not Available Not Available
30507320 7 MF NY 50,000,000.00 4,963,237.95 1,185,717.22 01/01/2026 03/31/2026
30530157 8 OF New York NY 45,000,000.00 5,761,625.08 2,014,104.79 01/01/2026 03/31/2026
30319808 9 A1 RT 20,000,000.00 4,038,479.95 1,006,893.57 01/01/2026 03/31/2026
30319816 9 A2 RT 15,000,000.00 4,038,479.95 1,006,893.57 01/01/2026 03/31/2026
30319817 9 A3 RT 6,000,000.00 4,038,479.95 1,006,893.57 01/01/2026 03/31/2026
30319806 A-1 -B IN 68,109,030.00 33,386,758.00 30,511,950.00 Not Available Not Available
Total Count = 52 1,047,874,705.26 459,275,889.15 391,542,927.57
Reports Available at sf.citidirect.com v. 21.09.28 Page 17 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
DELINQUENCY LOAN DETAIL
August 17, 2026
Actual Paid Current P&I Total P&I Cumulative Other Expense Payment Workout Most Recent
Principal Through Advances Advances Accrued Unpaid Advances Status Strategy Special Serv Foreclosure Bankruptcy REO
Loan ID OMCR Balance Date (Net of ASER) Outstanding Interest Advances Outstanding (2 ) (3 ) Transfer Date Date Date Date
30507332 12 33,000,000.00 05/06/2026 79,655.47 236,396.88 39,251.20 6,500.00 2 1 03/10/2025
30506942 15 28,210,000.00 12/01/2025 43,298.82 339,406.89 7,180.06 13,500.00 3 2 11/08/2023
30507152 25 13,821,261.28 07/06/2026 69,642.60 69,642.60 - - 5 11 07/14/2026
30507330 29 12,150,000.00 07/06/2026 37,743.47 37,743.47 - - B 0
30507314 4 A1 57,453,537.01 03/05/2026 249,672.78 1,418,178.21 33,072.47 550,160.54 3 2 02/28/2025
Total Count = 5 144,634,798.29 480,013.14 2,101,368.05 79,503.73 570,160.54
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Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
COLLATERAL PERFORMANCE - DELINQUENCY AND LOAN STATUS DETAIL
–
August 17, 2026
Delinquent
(Does not include loans in Bankruptcy, Foreclosure, or REO)
30 Day 60 Day 90 Day 120 + Day Bankruptcy Foreclosure REO
Distribution
Date Count Balance Count Balance Count Balance Count Balance Count Balance Count Balance Count Balance
0 0 1 33,000,000 0 0 2 85,242,317 0 0 0 0 0 0
08/17/2026
0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 3.8 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 33,000,000 0 0 1 57,114,336 1 28,210,000 0 0 0 0 0 0
07/17/2026
1.9 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
0 0 1 57,203,237 1 33,000,000 1 28,210,000 0 0 0 0 0 0
06/17/2026
0.0 % 0.0 % 1.9 % 0.0 % 1.9 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 57,284,589 1 33,000,000 0 0 1 28,210,000 0 0 0 0 0 0
05/15/2026
1.9 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 33,000,000 0 0 1 28,210,000 0 0 0 0 0 0 0 0
04/17/2026
1.9 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 10,400,000 1 28,210,000 0 0 1 33,000,000 0 0 0 0 0 0
03/17/2026
1.9 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
2 38,610,000 0 0 0 0 1 33,000,000 0 0 0 0 0 0
02/18/2026
3.8 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 28,210,000 0 0 0 0 1 33,000,000 0 0 0 0 0 0
01/16/2026
1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
0 0 0 0 0 0 1 33,000,000 0 0 0 0 0 0
12/17/2025
0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 28,210,000 0 0 1 33,000,000 0 0 0 0 0 0 0 0
11/18/2025
1.9 % 0.0 % 0.0 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 16,062,540 1 33,000,000 0 0 0 0 0 0 0 0 0 0
10/20/2025
1.9 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
1 28,210,000 1 33,000,000 0 0 0 0 0 0 0 0 0 0
09/17/2025
1.9 % 0.0 % 1.9 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 % 0.0 %
Reports Available at sf.citidirect.com v. 21.09.28 Page 19 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
APPRAISAL REDUCTION DETAIL
August 17, 2026
Beginning Ending Appraisal Appraisal Most Recent Cumulative
Loan ID OMCR Property Name Scheduled Balance Scheduled Balance Reduction Amount Reduction Date ASER Amount ASER Amount
30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 45,476.09 356,473.87
30507314 4 A1 Colonnade Corporate Center 57,114,336.44 57,032,317.27 14,300,809.29 07/06/2026 56,000.58 110,194.69
30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 26,551.82 78,798.95
Total Count = 3 118,324,336.44 118,242,317.27 37,001,745.25 128,028.49 545,467.51
Reports Available at sf.citidirect.com v. 21.09.28 Page 20 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
HISTORICAL APPRAISAL REDUCTION DETAIL
August 17, 2026
Distribution Beginning Ending Appraisal Appraisal Most Recent Cumulative
Date Loan ID OMCR Property Name Scheduled Balance Scheduled Balance Reduction Amount Reduction Date ASER Amount ASER Amount
8/17/2026 30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 26,551.82 78,798.95
8/17/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 45,476.09 356,473.87
8/17/2026 30507314 4 A1 Colonnade Corporate Center 57,114,336.44 57,032,317.27 14,300,809.29 07/06/2026 56,000.58 110,194.69
7/17/2026 30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 (50,534.11 ) 52,247.13
7/17/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 44,009.12 310,997.78
7/17/2026 30507314 4 A1 Colonnade Corporate Center 57,203,237.14 57,114,336.44 14,300,809.29 07/13/2026 54,194.11 54,194.11
6/17/2026 30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 26,551.82 102,781.24
6/17/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 45,476.09 266,988.66
5/15/2026 30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 25,695.31 76,229.42
5/15/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 44,009.12 221,512.57
4/17/2026 30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 - 50,534.11
4/17/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 45,476.09 177,503.45
3/17/2026 30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 23,982.29 50,534.11
3/17/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 41,075.18 132,027.36
2/18/2026 30507332 12 Culver City Fee 33,000,000.00 33,000,000.00 8,250,000.00 01/12/2026 26,551.82 26,551.82
2/18/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 10/13/2025 1,466.97 90,952.18
1/16/2026 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 11/12/2025 45,476.09 89,485.21
12/17/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 11/12/2025 (22,944.77 ) 44,009.12
11/18/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 14,450,935.96 11/12/2025 45,476.09 66,953.89
10/20/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 7,052,500.00 04/11/2025 (22,909.66 ) 21,477.80
9/17/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 7,052,500.00 04/11/2025 22,193.73 44,387.46
8/15/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 7,052,500.00 04/11/2025 715.93 22,193.73
7/17/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 7,052,500.00 04/11/2025 (715.93 ) 21,477.80
6/17/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 7,052,500.00 04/11/2025 715.93 22,193.73
5/16/2025 30506942 15 Chase Tower 28,210,000.00 28,210,000.00 7,052,500.00 04/11/2025 21,477.80 21,477.80
Reports Available at sf.citidirect.com v. 21.09.28 Page 21 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
LOAN MODIFICATION DETAIL
August 17, 2026
Modification Modification
Loan ID OMCR Property Name Date Code (4)
30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
Reports Available at sf.citidirect.com v. 21.09.28 Page 22 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
HISTORICAL LOAN MODIFICATION DETAIL
August 17, 2026
Distribution Modification Modification
Date Loan ID OMCR Property Name Date Code (4)
08/17/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
07/17/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
06/17/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
05/15/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
04/17/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
03/17/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
02/18/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
01/16/2026 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
12/17/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
11/18/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
10/20/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
09/17/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
08/15/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
07/17/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
06/17/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
05/16/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
04/17/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
03/17/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
02/18/2025 30319809 16 A2 iPark 84 Innovation Center 12/19/2024 8
Reports Available at sf.citidirect.com v. 21.09.28 Page 23 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
SPECIALLY SERVICED LOAN DETAIL
August 17, 2026
Special Servicing Ending Ending Most Most Recent Most Recent Most Recent
Workout Fee Amount Scheduled Actual Recent Valuation Special Servicer Master Servicer
Loan ID OMCR Strategy (3) Plus Adjustments Balance Balance Value Date Transfer Date Return Date
30506942 15 2 6,072.99 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
30507152 25 11 2,483.87 13,800,861.73 13,821,261.28 22,000,000.00 01/28/2021 07/14/2026
30507314 4 A1 2 12,295.45 57,032,317.27 57,453,537.01 114,500,000.00 04/12/2021 02/28/2025
30507332 12 1 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
Total Count = 4 27,956.48 132,043,179.00 132,484,798.29 207,500,000.00
Reports Available at sf.citidirect.com v. 21.09.28 Page 24 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
HISTORICAL SPECIALLY SERVICED LOANS
August 17, 2026
Special Servicing Ending Ending Most Most Recent Most Recent Most Recent
Distribution Workout Fee Amount Scheduled Actual Recent Valuation Special Servicer Master Servicer
Date Loan ID OMCR Strategy (3) Plus Adjustments Balance Balance Value Date Transfer Date Return Date
03/17/2025 30319809 16 A2 8 - 28,000,000.00 28,000,000.00 150,500,000.00 03/24/2021 11/22/2024 01/21/2025
02/18/2025 30319809 16 A2 9 2,722.22 28,000,000.00 28,000,000.00 150,500,000.00 03/24/2021 11/22/2024
01/17/2025 30319809 16 A2 98 6,027.78 28,000,000.00 28,000,000.00 150,500,000.00 03/24/2021 11/22/2024
12/17/2024 30319809 16 A2 98 2,138.89 28,000,000.00 28,000,000.00 150,500,000.00 03/24/2021 11/22/2024
08/17/2026 30506942 15 2 6,072.99 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
07/17/2026 30506942 15 2 5,877.08 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
06/17/2026 30506942 15 2 6,072.99 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
05/15/2026 30506942 15 2 5,877.08 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
04/17/2026 30506942 15 2 6,072.99 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
03/17/2026 30506942 15 2 5,485.28 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
02/18/2026 30506942 15 2 - 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
01/16/2026 30506942 15 2 6,072.99 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
12/17/2025 30506942 15 2 (6,072.99 ) 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
11/18/2025 30506942 15 2 6,072.99 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
10/20/2025 30506942 15 2 (6,268.89 ) 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
09/17/2025 30506942 15 2 6,072.99 28,210,000.00 28,210,000.00 13,200,000.00 05/06/2025 11/08/2023
08/15/2025 30506942 15 2 195.91 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
07/17/2025 30506942 15 2 (195.91 ) 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
06/17/2025 30506942 15 2 195.91 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
05/16/2025 30506942 15 2 5,877.08 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
04/17/2025 30506942 15 2 (5,485.27 ) 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
03/17/2025 30506942 15 2 5,485.28 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
02/18/2025 30506942 15 2 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
01/17/2025 30506942 15 2 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
12/17/2024 30506942 15 2 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
11/18/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
10/18/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
09/17/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
08/16/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
07/17/2024 30506942 15 2 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
06/17/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
05/17/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
Reports Available at sf.citidirect.com v. 21.09.28 Page 25 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
HISTORICAL SPECIALLY SERVICED LOANS
August 17, 2026
Special Servicing Ending Ending Most Most Recent Most Recent Most Recent
Distribution Workout Fee Amount Scheduled Actual Recent Valuation Special Servicer Master Servicer
Date Loan ID OMCR Strategy (3) Plus Adjustments Balance Balance Value Date Transfer Date Return Date
04/17/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
03/15/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
02/16/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
01/18/2024 30506942 15 98 - 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
12/15/2023 30506942 15 98 (0.20 ) 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
11/17/2023 30506942 15 98 1,175.42 28,210,000.00 28,210,000.00 43,400,000.00 03/02/2021 11/08/2023
08/17/2026 30507152 25 11 2,483.87 13,800,861.73 13,821,261.28 22,000,000.00 01/28/2021 07/14/2026
08/17/2026 30507314 4 A1 2 12,295.45 57,032,317.27 57,453,537.01 114,500,000.00 04/12/2021 02/28/2025
07/17/2026 30507314 4 A1 2 11,917.34 57,114,336.44 57,453,537.01 114,500,000.00 04/12/2021 02/28/2025
06/17/2026 30507314 4 A1 2 12,332.10 57,203,237.14 57,453,537.01 114,500,000.00 04/12/2021 02/28/2025
05/15/2026 30507314 4 A1 2 11,952.68 57,284,589.25 57,453,537.01 114,500,000.00 04/12/2021 02/28/2025
04/17/2026 30507314 4 A1 2 12,368.47 57,372,846.85 57,453,537.01 114,500,000.00 04/12/2021 02/28/2025
03/17/2026 30507314 4 A1 1 (1,216.29 ) 57,453,537.01 57,453,537.01 114,500,000.00 04/12/2021 02/28/2025
02/18/2026 30507314 4 A1 1 (12,059.22 ) 57,555,650.27 57,555,650.27 114,500,000.00 04/12/2021 02/28/2025
01/16/2026 30507314 4 A1 1 12,424.82 57,635,626.99 57,715,291.58 114,500,000.00 04/12/2021 02/28/2025
12/17/2025 30507314 4 A1 1 (418.41 ) 57,715,291.58 57,715,291.58 114,500,000.00 04/12/2021 02/28/2025
11/18/2025 30507314 4 A1 1 384.03 57,801,922.27 57,801,922.27 114,500,000.00 04/12/2021 02/28/2025
10/20/2025 30507314 4 A1 1 (419.42 ) 57,880,937.85 57,880,937.85 114,500,000.00 04/12/2021 02/28/2025
09/17/2025 30507314 4 A1 1 (16.80 ) 57,966,942.84 57,966,942.84 114,500,000.00 04/12/2021 02/28/2025
08/15/2025 30507314 4 A1 98 385.91 58,045,314.38 58,045,314.38 114,500,000.00 04/12/2021 02/28/2025
07/17/2025 30507314 4 A1 98 (420.90 ) 58,123,380.06 58,123,380.06 114,500,000.00 04/12/2021 02/28/2025
06/17/2025 30507314 4 A1 98 387.17 58,208,469.26 58,208,469.26 114,500,000.00 04/12/2021 02/28/2025
05/16/2025 30507314 4 A1 98 (3,921.89 ) 58,285,898.18 58,285,898.18 114,500,000.00 04/12/2021 02/28/2025
04/17/2025 30507314 4 A1 98 12,582.38 58,370,373.49 58,370,373.49 114,500,000.00 04/12/2021 02/28/2025
03/17/2025 30507314 4 A1 98 813.14 58,447,170.54 58,545,779.84 114,500,000.00 04/12/2021 02/28/2025
08/17/2026 30507332 12 1 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
07/17/2026 30507332 12 1 (14,208.34 ) 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
06/17/2026 30507332 12 1 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
05/15/2026 30507332 12 1 6,875.00 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
04/17/2026 30507332 12 1 (41,479.18 ) 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
03/17/2026 30507332 12 1 6,416.67 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
02/18/2026 30507332 12 1 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
Reports Available at sf.citidirect.com v. 21.09.28 Page 26 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
HISTORICAL SPECIALLY SERVICED LOANS
August 17, 2026
Special Servicing Ending Ending Most Most Recent Most Recent Most Recent
Distribution Workout Fee Amount Scheduled Actual Recent Valuation Special Servicer Master Servicer
Date Loan ID OMCR Strategy (3) Plus Adjustments Balance Balance Value Date Transfer Date Return Date
01/16/2026 30507332 12 2 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
12/17/2025 30507332 12 2 6,875.00 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
11/18/2025 30507332 12 2 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
10/20/2025 30507332 12 2 6,875.00 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
09/17/2025 30507332 12 2 (6,875.00 ) 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
08/15/2025 30507332 12 2 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
07/17/2025 30507332 12 2 (12,833.34 ) 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
06/17/2025 30507332 12 2 7,104.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
05/16/2025 30507332 12 2 6,875.00 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
04/17/2025 30507332 12 2 5,729.17 33,000,000.00 33,000,000.00 57,800,000.00 02/26/2021 03/10/2025
Reports Available at sf.citidirect.com v. 21.09.28 Page 27 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
UNSCHEDULED PRINCIPAL DETAIL
August 17, 2026
Liquidation / Liquid / Prepay Principal Principal Prepayment Interest Prepayment Yield Maintenance
Loan ID OMCR Prepayment Date Code (5) Collections Adjustments Excess / (Shortfall) Penalties (PPP) Penalties (YM)
No Loans with Unscheduled Principal Activity to Report.
Reports Available at sf.citidirect.com v. 21.09.28 Page 28 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
HISTORICAL UNSCHEDULED PRINCIPAL DETAIL
August 17, 2026
Distribution Liquidation / Liquid / Prepay Principal Principal Prepayment Interest Prepayment Yield Maintenance
Date Loan ID OMCR Prepayment Date Code (5) Collections Adjustments Excess / (Shortfall) Penalties (PPP) Penalties (YM)
6/17/2026 30507299 28 06/01/2026 5 11,706,278.86 - - - -
5/15/2026 30507306 10 05/01/2026 1 140,007.55 - - - -
1/17/2025 30507233 26 01/01/2025 2 13,500,000.00 - - - -
Reports Available at sf.citidirect.com v. 21.09.28 Page 29 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
LIQUIDATED LOAN DETAIL
August 17, 2026
Beginning Most Liquidation Net Net Realized Date of Loss with
Scheduled Recent Sales Proceeds Liquidation Proceeds Loss to Current Current Cumulative Cumulative
Loan ID OMCR Balance Value Price Received Expense Available Trust Adj. to Loan Adj. to Loan Adj. to Loan Adj. to Trust
No Loans liquidated to Report.
Reports Available at sf.citidirect.com v. 21.09.28 Page 30 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
HISTORICAL LIQUIDATED LOAN
August 17, 2026
Beginning Most Liquidation Net Net Realized Date of Loss with
Distribution Scheduled Recent Sales Proceeds Liquidation Proceeds Loss to Current Current Cumulative Cumulative
Date Loan ID OMCR Balance Value Price Received Expense Available Trust Adj. to Loan Adj. to Loan Adj. to Loan Adj. to Trust
No Loans liquidated to Report.
Reports Available at sf.citidirect.com v. 21.09.28 Page 31 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27
CREFC® INVESTOR REPORTING PACKAGE LEGENDS
1|CREFC Investor Reporting Package Legends
August 17, 2026
Code (5)
Property Type (1) Workout Strategy (3) Liquidation/Prepayment
MF Multifamily 1 Modification 1 Partial Liquidation (Curtailment)
RT Retail 2 Foreclosure 2 Payoff Prior To Maturity
HC HealthCare 3 Bankruptcy 3 Disposition / Liquidation
IN Industrial 4 Extension 4 Repurchase / Substitution
MH Mobile Home Park 5 Note Sale 5 Full Payoff At Maturity
OF Office 6 DPO 6 DPO
MU Mixed Use 7 REO 7 Liquidation prior to 7/1/2006
LO Lodging 8 Resolved 8 Payoff With Penalty
SS Self Storage 9 Pending Return to Master Servicer 9 Payoff With Yield Maintenance
SE Securities 10 Deed In Lieu of Foreclosure 10 Curtailment With Penalty
CH Cooperative Housing 11 Full Payoff 11 Curtailment With Yield Maintenance
ZZ Missing Information 12 Reps and Warranties
SF SF 13 TBD
WH Warehouse 98 Other
OT Other
Modification Code (4)
Payment Status of Loan (2)
1 Maturity Date Extension
A In Grace Period 2 Amortization Change
B Late, but less than 30 Days 3 Principal Write-Off
0 Current 4 Blank (formerly Combination)
1 30-59 Days Delinquent 5 Temporary Rate Reduction
2 60-89 Days Delinquent 6 Capitalization of Interest
3 90-120 Days Delinquent 7 Capitalization of Taxes
4 Performing Matured Balloon 8 Other
5 Non Performing Matured Balloon 9 Combination
6 121+ Days Delinquent 10 Forbearance
Reports Available at sf.citidirect.com v. 21.09.28 Page 32 of 33 © Copyright 2026 Citigroup

Benchmark 2021-B27 Mortgage Trust
Commercial Mortgage Pass-Through Certificates, Series 2021-B27 August 17, 2026
NOTES
No Notes available for this deal at this time.
Reports Available at sf.citidirect.com v. 21.09.28 Page 33 of 33 © Copyright 2026 Citigroup
Benchmark 2021-B27 Mortgage Trust published this content on August 28, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on August 28, 2026 at 18:42 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]