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ONE Gas, Inc. — 8-A12B Filings

1 8-A12B filing on record

This page lists all 8-A12B filings submitted to the SEC by ONE Gas, Inc. (OGS), sorted by most recent first. Each row links to the full filing on EdgarLookup. ONE Gas, Inc. has filed 1 8-A12B document with the SEC since 2013. To view all SEC filings by ONE Gas, Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-12B 10-12B/A 10-K 10-K/A 10-Q 10-Q/A 11-K 144 3 4 4/A 424B1 424B3 424B5 8-A12B 8-K 8-K/A ARS CERT CERTNYS CORRESP DEF 14A DEFA14A EFFECT FWP PRE 14A S-3ASR S-4 S-4/A S-8 S-8 POS SC 13G SC 13G/A SCHEDULE 13G/A SF-1 SF-1/A UPLOAD
Form Description Accession Number Filed Period
8-A12B 8-A12B 0001193125-25-273376 Nov 10, 2025 —