# EDGAR Filing Document

**Accession Number:** 0001587732
**File Stem:** 0001587732-25-000066
**Filing Date:** 2025-12
**Character Count:** 6327
**Document Hash:** 1f3120426c94d48f8dead46b5966cbf4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001587732-25-000066.hdr.sgml**: 20251219

**ACCESSION NUMBER**: 0001587732-25-000066

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20251217

**ITEM INFORMATION**: Entry into a Material Definitive Agreement

**ITEM INFORMATION**: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20251219

**DATE AS OF CHANGE**: 20251219

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ONE Gas, Inc.
- **CENTRAL INDEX KEY:** 0001587732
- **STANDARD INDUSTRIAL CLASSIFICATION:** NATURAL GAS DISTRIBUTION [4924]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 463561936
- **STATE OF INCORPORATION:** OK
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36108
- **FILM NUMBER:** 251587571

**BUSINESS ADDRESS:**
- **STREET 1:** 15 EAST FIFTH STREET
- **CITY:** TULSA
- **STATE:** OK
- **ZIP:** 74103
- **BUSINESS PHONE:** 918-947-7000

**MAIL ADDRESS:**
- **STREET 1:** 15 EAST FIFTH STREET
- **CITY:** TULSA
- **STATE:** OK
- **ZIP:** 74103

?xml version='1.0' encoding='ASCII'? ogs-20251217

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

**FORM 8-K** 

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

---

| | |
|:---|:---|
| (Date of report) | **December 19, 2025** |
| (Date of earliest event reported) | **December 17, 2025** |

---

**ONE Gas, Inc.**

(Exact name of registrant as specified in its charter)

---

| | | |
|:---|:---|:---|
| **Oklahoma** | **001-36108** | **46-3561936** |
| (State or other jurisdiction | (Commission | (IRS Employer |
| of incorporation) | File Number) | Identification No.) |

---

**15 East Fifth Street; Tulsa, OK** 

(Address of principal executive offices)

**74103** 

(Zip code)

**(918) 947-7000** 

(Registrant's telephone number, including area code)

**Not Applicable**

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

**Securities registered pursuant to Section 12(b) of the Act:**

---

| | | |
|:---|:---|:---|
| **Title of each class** | **Trading Symbol** | **Name of each exchange on which registered** |
| Common Stock, par value $0.01 per share | OGS | New York Stock Exchange |
| Common Stock, par value $0.01 per share | OGS | NYSE Texas |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

☐ Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

------

---

| | | |
|:---|:---|:---|
| <u>Item 1.01</u> |  | <u>Entry into a Material Definitive Agreement.</u> |
|  |  | The information related to our $1.50 billion unsecured commercial paper program described under Item 2.03 below is hereby incorporated by reference under this Item 1.01. |
| <u>Item 2.03</u> |  | <u>Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.</u> |
|  |  | On December 17, 2025, we increased the size of our commercial paper program to permit the issuance of commercial paper notes in an aggregate principal amount not to exceed $1.50 billion at any time outstanding. Prior to this increase, our commercial paper program permitted us to issue commercial paper notes in an aggregate principal amount not to exceed $1.35 billion at any time outstanding. The other terms and conditions of the commercial paper program, including the form of our commercial paper program Commercial Paper Dealer Agreement, remain as previously described in our Current Report on Form 8-K filed with the Securities and Exchange Commission on September 10, 2014, and such term and conditions as well as the form of Commercial Paper Dealer Agreement are incorporated herein by reference as though fully set forth herein.<br>The commercial paper notes have not been and will not be registered under the Securities Act of 1933, as amended (the "Securities Act") or state securities laws, and may not be offered or sold in the United States absent registration or an applicable exemption from the registration requirements of the Securities Act and applicable state laws. The information contained in this Current Report on Form 8-K is neither an offer to sell nor a solicitation of an offer to buy any securities. |
| <u>Item 9.01</u> |  | <u>Financial Statements and Exhibits</u> |
|  | (d) | <u>Exhibits</u> |
| <u>Exhibit<br>Number</u> |  | <u>Description</u> |
| 10.1 |  | <u>[Form of Commercial Paper Dealer Agreement (incorporated by reference to Exhibit 10.1 to ONE Gas, Inc.'s Current Report on Form 8-K filed on September 10, 2014 (File No. 1-36108)).](https://www.sec.gov/Archives/edgar/data/1587732/000158773214000041/exhibit101formofcommercial.htm)</u> |
| 104 |  | Cover Page Interactive Data File (embedded within the Inline XBRL document). |

---

------

SIGNATURE

Pursuant to the requirements of the Exchange Act, the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

---

| | | | |
|:---|:---|:---|:---|
| | | | ONE Gas, Inc. |
| Date: | December 19, 2025 | By: | <u>/s/ Christopher P. Sighinolfi</u> |
|  |  |  | Christopher P. Sighinolfi<br>Senior Vice President and <br>Chief Financial Officer |

---