[Form 4] CHART INDUSTRIES INC Insider Trading Activity

Rhea-AI Filing Summary

Spencer S. Stiles, a director of Chart Industries, Inc. (GTLS), was granted 199 shares of common stock on 10/01/2025 under the Chart Industries, Inc. 2024 Omnibus Equity Plan. The award was made in an exempt transaction and the shares were deferred under the stock award agreement until a future date. Following the grant, Mr. Stiles beneficially owns 2,869 shares. The Form 4 was signed on behalf of Mr. Stiles and filed on 10/03/2025.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Stiles Spencer S

(Last) (First) (Middle)

C/O CHART INDUSTRIES, INC.

8665 NEW TRAILS DRIVE, SUITE 100

(Street)

THE WOODLANDS TX 77381

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CHART INDUSTRIES INC [ GTLS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025

4. If Amendment, Date of 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

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(1)	10/01/2025		A		199	A	$0	2,869	D

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 Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. These securities were granted on October 1, 2025, in an exempt transaction, pursuant to the terms of a stock award agreement under the Chart Industries, Inc. 2024 Omnibus Equity Plan, and deferred under the stock award agreement until a future date.

Remarks:

	/s/ Spencer S. Stiles, by Arthur C. Hall III, his attorney-in-fact	10/03/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did the Chart Industries (GTLS) Form 4 report?

The Form 4 reports a grant of 199 common shares to director Spencer S. Stiles on 10/01/2025.

How many shares does Spencer S. Stiles beneficially own after the transaction?

After the reported grant, Mr. Stiles beneficially owns 2,869 shares.

Under what plan were the shares granted?

The shares were granted under the Chart Industries, Inc. 2024 Omnibus Equity Plan and were deferred per the stock award agreement.

Was the transaction exempt or a market purchase?

The Form 4 states the securities were granted in an exempt transaction.

When was the Form 4 signed and filed?

The signature block shows authorization dated 10/03/2025; the grant date was 10/01/2025.