ONE GAS, INC.

Annual & Quarterly Reports
Current Reports
8-K
2025-12-02
EX-99.1
8-K
2025-12-01
EX-99.1
8-K
2025-11-20
EX-3.1
8-K
2025-10-30
EX-10.1
8-K
2025-09-30
EX-99.1
8-K
2025-09-12
EX-99.1

Proxy Statements
DEFA14A
2025-05-01

Recent Insider activity

Subsidiaries
EX-21.1
2025-02-20
EX-21.1
2024-02-22
EX-21.1
2023-02-23
EX-21.1
2022-02-24
EX-21.1
2021-02-26
EX-21.1
2020-02-20
EX-21.1
2019-02-20
EX-21.1
2018-02-22
EX-21.1
2017-02-23
EX-21.1
2016-02-18
EX-21.1
2015-02-19
EX-21.1
2014-02-25
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