SCHEDULE 13G/A: American Century Entities Maintain Significant 6.6% Stake in ONE Gas, Inc.

American Century Investment Management, Inc. and its affiliated entities have filed an amended Schedule 13G, confirming a collective beneficial ownership of 6.6% in ONE Gas, Inc. as of March 31, 2025.

Summary

• American Century Investment Management, Inc., American Century Companies, Inc., and Stowers Institute for Medical Research collectively reported beneficial ownership of 3,972,412 shares of ONE Gas, Inc. Common Stock, representing 6.6% of the class.
• American Century Capital Portfolios, Inc. separately reported beneficial ownership of 2,617,238 shares of ONE Gas, Inc. Common Stock, representing 4.4% of the class, with sole voting and dispositive power over these shares.
• The filing is an Amendment No. 11 to a Schedule 13G, indicating a passive investment position.
• The Stowers Institute for Medical Research controls American Century Companies, Inc., which is the parent holding company of American Century Investment Management, Inc.
• The reporting persons certified that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of ONE Gas, Inc.

Sentiment

Score: 5

Explanation: The document is a routine regulatory filing disclosing beneficial ownership, without providing any performance metrics or forward-looking statements about the issuer, thus maintaining a neutral sentiment.

Future Outlook

This document is a beneficial ownership filing and does not contain forward-looking statements or guidance regarding the issuer's future performance.

Industry Context

Schedule 13G filings are routine regulatory disclosures for passive investors who acquire more than 5% of a company's voting stock. This filing indicates that American Century entities maintain a significant, but non-activist, investment in ONE Gas, Inc., a natural gas utility company. Such filings provide transparency into institutional ownership, which can be a factor in market liquidity and investor confidence.

Related Party Transactions

• American Century Investment Management, Inc. is a wholly-owned subsidiary of American Century Companies, Inc.
• American Century Companies, Inc. is controlled by the Stowers Institute for Medical Research.

Stakeholder Impact

• Shareholders: Provides transparency regarding significant institutional ownership, which can influence market perception and liquidity.
• Management: Awareness of a large, passive institutional investor.

Key Dates

Keywords

ONE Gas Inc., American Century Investment Management, American Century Capital Portfolios, Stowers Institute for Medical Research, Schedule 13G, beneficial ownership, common stock, investment filing, SEC filing, passive investment