Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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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(Print or Type Responses)

1. Name and Address of Reporting Person * Durham Mark 2. Issuer Name and Ticker or Trading Symbol CHART INDUSTRIES INC [GTLS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Accounting Officer (Last) (First) (Middle) 8665 NEW TRAILS DRIVE, SUITE 100 3. Date of Earliest Transaction (Month/Day/Year) 07/16/2026 (Street) THE WOODLANDS, TX 77381 4. If Amendment, Date Original Filed (Month/Day/Year) 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 Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common stock, par value $0.01 per share 07/16/2026 D(1) 3,074 D $210 0 D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Restricted Stock Units

(2)

07/16/2026

D

1,895

(2)

(2)

Common Stock

1,895

(2)

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Durham Mark 8665 NEW TRAILS DRIVE, SUITE 100 THE WOODLANDS, TX 77381			Chief Accounting Officer

Signatures

/s/ Mark Durham, by Gregory J. Dziak, his attorney-in-fact		07/16/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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)	Pursuant to that certain Agreement and Plan of Merger, dated as of July 28, 2025 (the "Merger Agreement"), by and among Baker Hughes Company, Tango Merger Sub, Inc. and Chart Industries, Inc. (the "Company"), at the Effective Time (as defined in the Merger Agreement), the shares of common stock (the "Chart Common Stock") were automatically canceled and converted into the right to receive a cash payment of $210.00 per share of Chart Common Stock (the "Merger Consideration").
(2)	Pursuant to the Merger Agreement, (i) 845 time-vesting Chart restricted stock units (each a "Chart RSU") held by the reporting person that were granted prior to the date of the Merger Agreement fully vested and were converted into a right to receive an amount in cash equal to the Merger Consideration; and (ii) 1,050 Chart RSUs granted on or after the date of the Merger Agreement were converted into the right to receive a Baker Hughes restricted stock unit with respect to a number of shares equal to the product of (x) the number of shares of Chart Common Stock subject to such Chart RSU, including any unpaid dividends or dividend equivalents, and (y) an equity award exchange ratio based on the Merger Consideration, in each case determined in accordance with the Merger Agreement.

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