ONE Gas director receives 1,700-share stock grant

Hart Tracy E reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Hart Tracy E reported acquisition or exercise transactions in this Form 4 filing.

ONE Gas, Inc. director Tracy E. Hart received a grant of common stock as part of board compensation. On the reported date, Hart was awarded 1,700 shares of common stock at a reference price of $82.35 per share under the company’s Amended and Restated Equity Compensation Plan (2018) as an annual stock retainer. Following this grant, Hart directly holds 11,302 shares of ONE Gas common stock, reflecting a routine, compensation-related increase in equity ownership rather than an open-market purchase.

Insider Trade Summary

Grant/Award: 1,700 shares

Grant/Award 1 txn

Insider Hart Tracy E

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common stock, par value $0.01	1,700	$82.35	$140K

Holdings After Transaction: Common stock, par value $0.01 — 11,302 shares (Direct)

Footnotes (1)

1. F1. Annual stock retainer shares are issued under the Issuer's Amended and Restated Equity Compensation Plan (2018).

Key Figures

Shares granted: 1,700 shares Reported price per share: $82.35 per share Shares held after transaction: 11,302 shares +1 more

4 metrics

Shares granted 1,700 shares Annual stock retainer grant on May 21, 2026

Reported price per share $82.35 per share Reference price for the 1,700-share grant

Shares held after transaction 11,302 shares Total direct ONE Gas holdings following the grant

Transaction code A Indicates grant, award, or other acquisition

Key Terms

Annual stock retainer, Equity Compensation Plan (2018), Grant, award, or other acquisition, Common stock, par value $0.01

4 terms

Annual stock retainer financial

"Annual stock retainer shares are issued under the Issuer's Amended and Restated Equity Compensation Plan (2018)."

Equity Compensation Plan (2018) financial

"issued under the Issuer's Amended and Restated Equity Compensation Plan (2018)."

Grant, award, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition""

Common stock, par value $0.01 financial

"security_title": "Common stock, par value $0.01""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did ONE Gas (OGS) director Tracy E. Hart report in this Form 4?

Tracy E. Hart reported receiving 1,700 shares of ONE Gas common stock as a grant. The shares were issued as an annual stock retainer under the company’s Amended and Restated Equity Compensation Plan (2018), increasing Hart’s direct holdings to 11,302 shares.

Was the ONE Gas (OGS) Form 4 transaction an open-market purchase or a stock grant?

The Form 4 shows a stock grant, not an open-market purchase. Transaction code A and the description indicate a grant or award acquisition of 1,700 shares as an annual stock retainer under ONE Gas’s 2018 Amended and Restated Equity Compensation Plan.

How many ONE Gas (OGS) shares does Tracy E. Hart hold after this reported grant?

After the reported grant, Tracy E. Hart directly holds 11,302 shares of ONE Gas common stock. This total reflects the addition of 1,700 shares received as an annual stock retainer under the company’s Amended and Restated Equity Compensation Plan (2018).

What is the reported price per share for Tracy E. Hart’s ONE Gas (OGS) stock grant?

The Form 4 lists a reference price of $82.35 per share for the 1,700 granted shares. This price is used for reporting purposes in the transaction details and does not indicate an open-market trade, as the shares were awarded as compensation.

Under what plan were the ONE Gas (OGS) shares granted to Tracy E. Hart?

The shares were issued under ONE Gas’s Amended and Restated Equity Compensation Plan (2018). Footnote F1 specifies that the 1,700 shares represent annual stock retainer shares granted to Tracy E. Hart as part of board compensation, rather than purchased in the market.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/26/2026 - 04:15 PM EDT Learn about SEC filing dates

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^*

Hart Tracy E

(Last) (First) (Middle)

15 E. 5TH STREET

(Street)

TULSA OKLAHOMA 74103

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ONE Gas, Inc. [ OGS ]

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

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

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	05/21/2026		A(1)		1,700	A	$82.35	11,302	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. Annual stock retainer shares are issued under the Issuer's Amended and Restated Equity Compensation Plan (2018).

	/s/ Brian K. Shore, Attorney-in-Fact for Tracy E. Hart	05/26/2026
	** 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)