[Form 4] CHART INDUSTRIES INC Insider Trading Activity

Rhea-AI Filing Summary

Chart Industries, Inc. (GTLS) director and chair Andrew R. Cichocki received 199 shares of common stock on 10/01/2025 in an exempt grant under the Chart Industries, Inc. 2024 Omnibus Equity Plan. The award was granted pursuant to a stock award agreement and was deferred under that agreement until a future date.

After the reported transaction, Mr. Cichocki beneficially owns 3,269 shares of Chart common stock. The Form 4 was signed on behalf of Mr. Cichocki by his attorney-in-fact and filed with the SEC showing his roles as Chair of the Board and an officer.

Positive

• 199-share equity grant under the 2024 Omnibus Equity Plan reported
• Beneficial ownership increased to 3,269 shares following the transaction
• Grant was clearly described as an exempt transaction and declared deferred under the award agreement

Negative

• None.

Insights

Corporate Governance Expert

Director received equity grant; holdings modestly increased to 3,269 shares.

The filing shows a routine equity grant of 199 shares to Andrew R. Cichocki under the company's 2024 Omnibus Equity Plan. The award is deferred under the stock award agreement, indicating the shares are not immediately transferable.

This is a standard director/officer compensation action and does not, by itself, indicate a change in governance control or a material shift in insider ownership.

Compensation & Disclosure Expert

Grant was exempt and subject to deferral per the award agreement.

The Form 4 explicitly states the 199-share grant was an exempt transaction and will be deferred per the award agreement, which affects timing of economic benefit and reporting. The filing documents the transaction date as 10/01/2025 and shows beneficial ownership of 3,269 shares after the grant.

This disclosure meets Section 16 reporting requirements by recording the grant and resulting beneficial ownership.

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^*

CICHOCKI ANDREW R

(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
X	Officer (give title below)		Other (specify below)
	Chair of the Board

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	3,269	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/ Andrew R. Cichocki, 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 did Andrew R. Cichocki report on Form 4 for GTLS?

He reported receiving a grant of 199 shares of common stock on 10/01/2025, increasing his beneficial ownership to 3,269 shares.

Was the 199-share grant immediately transferable?

No; the Form 4 states the shares were granted and deferred under the stock award agreement until a future date.

Under which plan was the equity grant made?

The award was granted under the Chart Industries, Inc. 2024 Omnibus Equity Plan.

When was the Form 4 filed or signed?

The signature block shows the filing action dated 10/03/2025, with the transaction date of 10/01/2025.

What positions does the reporting person hold at Chart Industries (GTLS)?

The Form indicates Andrew R. Cichocki is a Director and the Chair of the Board, and is also listed as an officer.