ONE Gas director files initial ownership report

ONE Gas, Inc. submitted a Form 3 for Nickolas Stavropoulos, identifying him as a director of the company.

Rhea-AI Filing Summary

ONE Gas, Inc. submitted a Form 3 for Nickolas Stavropoulos, identifying him as a director of the company. This Form 3 serves as an initial insider ownership report and, in this case, shows no stock transactions or derivative positions for him.

The remarks section references Exhibit 24, a Power of Attorney related to this reporting, indicating that a separate document governs authorized representation in connection with his SEC disclosures.

Key Figures

Buy transactions reported: 0 Sell transactions reported: 0 Holding entries: 0

3 metrics

Buy transactions reported 0 Number of buy transactions in this Form 3

Sell transactions reported 0 Number of sell transactions in this Form 3

Holding entries 0 Ownership rows reported in this Form 3

Key Terms

Power of Attorney, Form 3, beneficial ownership

3 terms

Power of Attorney regulatory

"Remarks note: Exhibit 24 - Power of Attorney"

A power of attorney is a legal document that allows one person to make decisions and act on behalf of another person, often in financial or legal matters. It’s like giving someone a trusted helper or agent the authority to handle important tasks if you are unable to do so yourself. This matters to investors because it can impact how their assets are managed or transferred if they become unable to oversee their affairs.

Form 3 regulatory

"INSIDER FILING DATA (Form 3)"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership financial

"Footnotes may indicate ... any disclaimers of beneficial ownership"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

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

What does the ONE Gas (OGS) Form 3 filed by Nickolas Stavropoulos disclose?

It identifies Nickolas Stavropoulos as a director of ONE Gas and reports no stock transactions or derivative positions. Form 3 is the SEC’s initial insider ownership report used when someone first becomes a reporting insider.

What role does Nickolas Stavropoulos have at ONE Gas (OGS) in this Form 3?

The Form 3 lists Nickolas Stavropoulos as a director of ONE Gas, Inc. with no officer role indicated. This confirms his board-level status while showing no additional titles or ten-percent-owner designation.

Does the ONE Gas (OGS) Form 3 report any stock transactions by Nickolas Stavropoulos?

No. The Form 3 reports zero buy or sell transactions and no derivative activity for Nickolas Stavropoulos. It functions purely as an initial ownership-status filing without any trading activity disclosed.

What is the significance of the Power of Attorney mentioned in the ONE Gas (OGS) Form 3?

The remarks reference Exhibit 24, a Power of Attorney connected to this insider report. A power of attorney typically authorizes another party to act on the filer’s behalf under defined conditions, documented in the separate exhibit.

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

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Accepted by SEC EDGAR 07/23/2026 - 04:15 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

STAVROPOULOS NICKOLAS

(Last) (First) (Middle)

15 EAST 5TH STREET

(Street)

TULSA OKLAHOMA 74103

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
07/13/2026

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

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24 - Power of Attorney

No securities are beneficially owned.

	/s/ Brian K. Shore, Attorney-in-Fact for Nickolas Stavropoulos	07/23/2026
	** 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 5 (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 3: SEC 1473 (03-26)