CTO at Chart Industries (NYSE: GTLS) surrenders shares to cover taxes

Rhea-AI Filing Summary

Chart Industries Chief Technology Officer Joseph A. Belling surrendered 102 shares of common stock at $208.29 per share to cover tax withholding obligations in an exempt transaction under Rule 16b-3. After this tax-withholding disposition, he directly holds 15,731 shares of common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Belling Joseph A

Role Chief Technology Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common stock, par value $0.01 per share	102	$208.29	$21K

Holdings After Transaction: Common stock, par value $0.01 per share — 15,731 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares surrendered for taxes: 102 shares Implied share value: $208.29 per share Shares held after transaction: 15,731 shares

3 metrics

Shares surrendered for taxes 102 shares Tax-withholding disposition under Rule 16b-3

Implied share value $208.29 per share Value used for 102-share tax withholding

Shares held after transaction 15,731 shares Direct holdings following Form 4 transaction

Key Terms

Rule 16b-3, tax withholding liabilities, Chief Technology Officer

3 terms

Rule 16b-3 regulatory

"in an exempt transaction under Rule 16b-3"

Rule 16b-3 is a Securities and Exchange Commission regulation that exempts certain routine, pre-approved transactions by company insiders from automatic liability for short-term trading profits. It acts like a safe harbor: if an insider follows a formal plan or the board approves specific transactions in advance, profits from buying and selling company stock within six months are not automatically reclaimed. Investors care because the rule clarifies when insider trades are permissible and reduces uncertainty about potential clawbacks.

tax withholding liabilities financial

"surrendered 102 shares to satisfy tax withholding liabilities"

Chief Technology Officer financial

"Chief Technology Officer Joseph A. Belling surrendered 102 shares"

The chief technology officer is the senior executive who sets a company's technology vision and oversees development, engineering, and technical operations—think of them as the lead architect and head mechanic who decides what tools the business builds and how they run. Their choices affect product direction, cost structure, cybersecurity and scalability, so investors watch the CTO to gauge a company’s ability to innovate, compete and manage technical risk.

Form 4 Insider Transactions: What Each Field Means →

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
Estimated average burden
hours per response:			0.5

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^*

Belling Joseph A

(Last) (First) (Middle)

C/O CHART INDUSTRIES, INC.

8665 NEW TRAILS DRIVE, SUITE 100

(Street)

THE WOODLANDS TEXAS 77381

(City) (State) (Zip)

UNITED STATES

(Country)

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 Technology Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	05/21/2026		F(1)		102	D	$208.29	15,731	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 102 shares to satisfy tax withholding liabilities in an exempt transaction under Rule 16b-3.

Remarks:

	/s/ Joseph A. Belling, by Arthur C. Hall III, his attorney-in-fact	05/22/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Chart Industries (GTLS) report for Joseph A. Belling?

Chart Industries reported that Chief Technology Officer Joseph A. Belling surrendered 102 shares of common stock to cover tax withholding liabilities. This was an exempt transaction under Rule 16b-3, meaning it was not an open-market buy or sell.

Was the GTLS insider transaction a sale of shares on the open market?

No, the GTLS insider transaction was not an open-market sale. Joseph A. Belling surrendered 102 shares solely to satisfy tax withholding liabilities in an exempt Rule 16b-3 transaction, rather than selling shares to another investor on an exchange.

How many Chart Industries shares did Joseph A. Belling surrender for taxes?

Joseph A. Belling surrendered 102 shares of Chart Industries common stock to cover tax withholding liabilities. The shares were valued at $208.29 per share for this purpose, according to the Form 4 insider filing details.

What is Joseph A. Belling’s Chart Industries shareholding after this Form 4 transaction?

After the tax-withholding disposition, Joseph A. Belling directly holds 15,731 shares of Chart Industries common stock. This post-transaction figure reflects his remaining direct ownership reported in the Form 4 filing with the SEC.

What does Rule 16b-3 exemption mean in the Chart Industries Form 4?

The Rule 16b-3 exemption means the share surrender was for administrative purposes, not trading. In this case, Joseph A. Belling’s 102-share disposition covered tax withholding on equity compensation and was exempt from certain short-swing profit rules.