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OGS

ONE Gas, Inc.
$79.17 +0.34 (+0.43%) At close · Jul 10
Market Cap
$4.95B
Shares
62,762,533

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

The Jun 30, 2026 filing window is still open — showing the latest known positions. Funds that have not filed yet carry their prior-quarter positions; a fund that filed without this stock counts as sold out.
Holders: 426
Total Value: $4,538,899,332
Total Shares: 52,703,266
Showing 1–100 of 428 holdings by value · page 1 of 5

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 426 13F filers
Top Holder
17.3%
Jun 2023 → Mar 2026 · range 13.4% – 17.3%
of institutional value
Top 5
39.7%
Jun 2023 → Mar 2026 · range 39.7% – 47.2%
of institutional value
Top 10
53.8%
Jun 2023 → Mar 2026 · range 53.8% – 60.3%
of institutional value
HHI
508
Jun 2023 → Mar 2026 · range 508 – 588
Broadly held
Showing 100 of 428
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1587732 CUSIP 68235P108 13F (30d) 12 filings 11 filers Visit website Investor relations