[Form 4] Chart Industries, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Insider Form 4: Joseph R. Brinkman, VP & Chief Financial Officer of Chart Industries, Inc. (GTLS)

The filing reports that on 08/22/2025 Mr. Brinkman surrendered 640 shares of common stock at an indicated price of $197.46 per share to satisfy tax withholding obligations under an exempt transaction described as Rule 16b-3. After this surrender he beneficially owned 11,378 shares, held directly. The Form 4 is signed by his attorney-in-fact on 08/26/2025. The disclosure records a routine, non-cash withholding event rather than an open-market sale.

Positive

• Transparent disclosure of the 640-share surrender to satisfy tax withholding under Rule 16b-3
• Post-transaction holdings are explicitly stated as 11,378 shares, clarifying insider ownership

Negative

• None.

Insights

Financial Analyst

TL;DR: A routine tax-withholding share surrender by the CFO, limited shareholder change and no new cash proceeds disclosed.

The Form 4 documents a surrender of 640 shares to satisfy tax withholding related to a compensatory event; the filing cites an exempt transaction under Rule 16b-3. The post-transaction beneficial ownership is 11,378 shares, which provides a clear, limited update on insider holdings. There are no indications of open-market disposition or acquisition that would signal a change in conviction beyond routine tax settlement. Impact on share count and outstanding float is negligible based on the single transaction disclosed.

Corporate Governance Expert

TL;DR: Proper disclosure of a tax-withholding share surrender; governance and insider-reporting procedures appear followed.

The submission is filed as a single reporting person Form 4 and executed by an attorney-in-fact, consistent with common practice. The explanation explicitly states the shares were surrendered to satisfy tax withholding under Rule 16b-3, which implies the transaction arose from a compensatory award rather than a discretionary sale. The timely, explicit disclosure supports transparency in insider reporting requirements.

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

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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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Brinkman Joseph Robert

(Last) (First) (Middle)

C/O CHART INDUSTRIES, INC.

2200 AIRPORT INDUSTRIAL DRIVE SUITE #100

(Street)

BALL GROUND GA 30107

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP & Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
08/22/2025

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	08/22/2025		F(1)		640	D	$197.46	11,378	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. The reporting person surrendered 640 shares to satisfy tax withholding liabilities in an exempt transaction under Rule 16b-3.

Remarks:

	/s/ Joseph R. Brinkman, by Arthur C. Hall III, his attorney-in-fact	08/26/2025
	** 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 Joseph R. Brinkman report on Form 4 for GTLS?

He reported surrendering 640 shares of Chart Industries common stock on 08/22/2025 to satisfy tax withholding; post-transaction beneficial ownership is 11,378 shares.

Was the transaction an open-market sale or a tax withholding event?

The filing states it was a surrender of shares to satisfy tax withholding in an exempt transaction under Rule 16b-3, not an open-market sale.

What price is shown on the Form 4 for the surrendered shares?

The indicated price on the form is $197.46 per share for the 640 surrendered shares.

When was the Form 4 signed and filed?

The signature block shows the form was signed by an attorney-in-fact on 08/26/2025.

Does the Form 4 show any derivative transactions or other disposals?

No derivative transactions are reported in Table II; only the non-derivative surrender of 640 common shares is disclosed.