Initial Statement of Beneficial Ownership (Form 3)

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Sinha Sumant 2. Date of Event Requiring Statement (Month/Day/Year) 03/18/2026 3. Issuer Name and Ticker or Trading Symbol ReNew Energy Global plc [RNW] (Last) (First) (Middle) C/O RENEW POWER, COMMERCIAL BLOCK-1 ZN 6, GOLF COURSE ROAD, DLF CITY PHASE-V 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Executive Officer 5. If Amendment, Date Original Filed (Month/Day/Year) (Street) GURUGRAM, HARYANA 122009 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Options (Right to Buy)	(1)	08/23/2031	Class A Ordinary Shares	6,216,750(1)	$4.53	D
Employee Stock Options (Right to Buy)	(2)	08/23/2031	Class A Ordinary Shares	23,045,965(2)	$10	D
Employee Stock Options (Right to Buy)	(3)	08/23/2031	Class A Ordinary Shares	3,687,354(3)	$10	D
Employee Stock Options (Right to Buy)	(4)	08/23/2031	Class A Ordinary Shares	3,687,354(4)	$10	D
Employee Stock Options (Right to Buy)	(5)	08/23/2031	Class A Ordinary Shares	3,687,354(5)	$10	D
Employee Stock Options (Right to Buy)	(6)	08/23/2031	Class A Ordinary Shares	3,687,354(6)	$10	D
Employee Stock Options (Right to Buy)	(7)	08/23/2031	Class A Ordinary Shares	6,400,000(7)	$5.87	D
Employee Stock Options (Right to Buy)	(8)	08/23/2031	Class A Ordinary Shares	800,000(8)	$5.87	D
Employee Stock Options (Right to Buy)	(9)	08/23/2031	Class A Ordinary Shares	390,400(9)	$10	I	By Spouse
Employee Stock Options (Right to Buy)	(10)	08/23/2031	Class A Ordinary Shares	82,890(10)	$5.53	I	By Spouse
Employee Stock Options (Right to Buy)	(11)	08/23/2031	Class A Ordinary Shares	80,000(11)	$5.87	I	By Spouse
Class B Ordinary Share	(12)	08/23/2031	Class A Ordinary Shares	82(12)	(12)	D(12)
Class B Ordinary Share	(12)	08/23/2031	Class A Ordinary Shares	6,498,328(12)	(12)	I(12)	See footnote 12
Class B Ordinary Share	(12)	08/23/2031	Class A Ordinary Shares	4,939,313(12)	(12)	I(12)	See footnote 12
Restricted Stock Units (RSU)	(13)	08/23/2031	Class A Ordinary Shares	102,215(15)	$0.0001	D
Restricted Stock Units (RSU)	(14)	08/23/2031	Class A Ordinary Shares	124,775(16)	$0.0001	D
Restricted Stock Units (RSU)	(15)	08/23/2031	Class A Ordinary Shares	123,378(17)	$0.0001	D
Restricted Stock Units (RSU)	(16)	08/23/2031	Class A Ordinary Shares	22,104(16)	$0.0001	I	By Spouse
Restricted Stock Units (RSU)	(17)	08/23/2031	Class A Ordinary Shares	22,973(17)	$0.0001	I	By Spouse
Restricted Stock Units (RSU)	(18)	08/23/2031	Class A Ordinary Shares	24,190(18)	$0.0001	I	By Spouse

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Sinha Sumant C/O RENEW POWER, COMMERCIAL BLOCK-1 ZN 6 GOLF COURSE ROAD, DLF CITY PHASE-V GURUGRAM, HARYANA 122009	X	X	Chief Executive Officer

Signatures

/s/ Sumant Sinha		03/18/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	On August 23, 2021, the Issuer granted 6,216,750 Stock Options to Mr. Sinha, all of which are fully vested and exercisable as of the date hereof.
(2)	On August 23, 2021, the Issuer granted 23,045,965 Stock Options to Mr. Sinha, all of which are fully vested and exercisable as of the date hereof.
(3)	On August 23, 2022, the Issuer granted 3,687,354 Stock Options to Mr. Sinha, all of which are fully vested and exercisable as of the date hereof.
(4)	On August 23, 2023, the Issuer granted 3,687,354 Stock Options to Mr. Sinha, all of which are fully vested and exercisable as of the date hereof.
(5)	On August 23, 2024, the Issuer granted 3,687,354 Stock Options to Mr. Sinha, of which 2,765,516 Stock Options have vested as of the date hereof, and the remaining Stock Options will vest in two equal installments on each of March 31, 2026, and June 30, 2026.
(6)	On August 23, 2025, the Issuer granted 3,687,354 Stock Options to Mr. Sinha, of which 921,839 Stock Options have vested as of the date hereof, and the remaining Stock Options 460,919 will vest in six equal installments on March 31, 2026, June 30, 2026, September 30, 2026, December 31, 2026, March 31, 2027, and June 30, 2027.
(7)	On September 13, 2023, the Issuer granted 6,400,000 Stock Options to Mr. Sinha, of which 3,600,000 Stock Options have vested as of the date hereof, and the remaining Stock Options (2,800,000) shall vest in seven equal quarterly installments of 400,000 shares on March 31, 2026, June 30, 2026, September 30, 2026, December 31, 2026, March 31, 2027, June 30, 2027, and September 30, 2027.
(8)	On September 13, 2023, the Issuer granted 1,600,000 performance stock options, of which 800,000 performance stock options have vested as on the date hereof and the remaining 800,000 performance stock options shall vest in two equal annual installments of 400,000 performance stock options on 13 September each year, subject to the applicable performance vesting conditions.
(9)	On August 23, 2021, the Issuer granted 400,000 Stock Options to Ms. Vaishali Nigam Sinha, who is Mr. Sinha's spouse, all of which are vested as of the date hereof, other than 9,600 Stock Options which have been forfeited.
(10)	On 23 August 2021, the Issuer granted 82,890 Stock Options to Ms. Vaishali Nigam Sinha, who is Mr. Sinha's spouse, all of which are vested as of the date hereof.
(11)	On September 13, 2023, the Issuer granted 80,000 Stock Options to Ms. Vaishali Nigam Sinha, who is Mr. Sinha's spouse, of which 48,000 Stock Options have vested as of the date hereof, and the remaining 32,000 Stock Options shall vest in eight equal installments of 4,000 Stock Options each on June 12, 2026, September 12, 2026, September 13, 2026, December 12, 2026, March 13, 2027, June 13, 2027, September 13, 2027 and September 13, 2027.
(12)	Mr. Sinha is the record holder of 1 (one) Class B ordinary share, which carries voting rights equal to a number of votes equal to the number of Class A ordinary shares issuable upon exchange of the Class B ordinary share into Class A Ordinary Shares. Upon the exchange of the Class B ordinary share, 82 Class A Ordinary Shares are issuable to Mr. Sinha, 6,498,328 to Cognisa Investment ("Cognisa") and its affiliates and 4,939,313 to Wisemore Advisory Private Limited ("Wisemore"). Cognisa and Wisemore are majority owned and controlled by Mr. Sinha.
(13)	On September 13, 2023, the Issuer granted 102,215 RSUs to Mr. Sinha, of which 67,462 RSUs have vested as of the date hereof and the remaining 34,753 RSUs shall vest on September 13, 2026.
(14)	On April 1, 2024, the Issuer granted 124,775 RSUs to Mr. Sinha, of which 41,176 RSUs have vested as of the date hereof, 41,176 RSUs shall vest on April 1, 2026, and 42,423 shall vest on April 1, 2027.
(15)	On April 1, 2025, the Issuer granted 123,378 RSUs to Mr. Sinha. 40,715 RSUs shall vest on March 31, 2026, 40,715 RSUs shall vest on March 31, 2027 and 41,948 shall vest on March 31, 2028.
(16)	On September 13, 2023, the Issuer granted 22,104 RSUs to Ms. Vaishali Nigam Sinha, who is Mr. Sinha's spouse, of which 14,588 RSUs have vested as of date hereof and the remaining 7,516 RSUs shall vest on September 12, 2026.
(17)	On April 1, 2024, the Issuer granted 22,973 RSUs to Ms. Vaishali Nigam Sinha, of which 7,581 RSUs have vested as of date hereof, and 7,581 and 7,811 RSUs shall vest on April 1, 2026 and April 1, 2027, respectively.
(18)	On April 1, 2025, the Issuer granted 24,190 RSUs to Ms. Vaishali Nigam Sinha, all of which are unvested as of the date hereof, and 7,983 RSUs each shall vest on April 1, 2026 and April 1, 2027, and the remaining 8,224 RSUs shall vest on March 31, 2028.

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