OGS
ONE Gas, Inc. · Utilities · Regulated Gas
Momentum inputs (comparable managers):
holder breadth +18.2% ·
share flow -1.9% ·
net new positions +15.4%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 115 | -2 | 41.05M | $3.18B | +5 | −7 |
| Q1 2026 | 120 | 0 | 41.08M | $3.52B | +4 | −5 |
| Q4 2025 | 120 | -1 | 46.45M | $3.59B | +1 | −1 |
| Q3 2025 | 18 | +1 | 27.12M | $2.20B | +1 | −1 |
| Q2 2025 | 15 | -1 | 25.32M | $1.82B | +2 | −3 |
| Q1 2025 | 13 | +2 | 8.76M | $661.84M | +3 | −1 |
| Q4 2024 | 11 | -1 | 8.92M | $617.91M | +1 | −2 |
| Q3 2024 | 11 | 0 | 6.15M | $458.02M | — | — |
| Q2 2024 | 11 | — | 5.42M | $345.73M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Wellington Management ✦ | 3.40M | +1.0% | $256.85M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | Wellington Management ✦ | 3.40M | +1.0% | $256.85M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | Wellington Management ✦ | 3.40M | +1.0% | $256.85M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | Wellington Management ✦ | 3.40M | +1.0% | $256.85M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | Wellington Management ✦ | 3.40M | +1.0% | $256.85M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | State Street Global Advisors ✦ (passive) | 3.04M | -2.5% | $229.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 1.39M | +3.9% | $105.45M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | Geode Capital Management ✦ (passive) | 1.39M | +3.9% | $105.45M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 9 | Norges Bank ✦ (passive) | 598.82K | -4.3% | $45.26M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 10 | Citadel Advisors ✦ | 81.84K | -59.5% | $6.19M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 11 | Citadel Advisors ✦ | 81.84K | -59.5% | $6.19M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 12 | AQR Capital Management ✦ | 70.83K | +21.2% | $5.35M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 13 | AQR Capital Management ✦ | 70.83K | +21.2% | $5.35M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 14 | AQR Capital Management ✦ | 70.83K | +21.2% | $5.35M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 15 | T. Rowe Price ✦ | 53.49K | +5.4% | $4.04M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | T. Rowe Price ✦ | 53.49K | +5.4% | $4.04M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 17 | GAMCO Investors ✦ | 40.26K | -0.4% | $3.04M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 18 | Two Sigma Investments ✦ | 25.79K | +44.5% | $1.95M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 19 | Arrowstreet Capital ✦ | 20.00K | New | $1.51M | 0.0% | New | 1 | SEC ↗ |
| 20 | Marshall Wace ✦ | 13.42K | New | $1.01M | 0.0% | New | 1 | SEC ↗ |
| 21 | Marshall Wace ✦ | 13.42K | New | $1.01M | 0.0% | New | 1 | SEC ↗ |
| 22 | Millennium Management ✦ | 11.70K | -87.8% | $884,252 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 23 | Renaissance Technologies ✦ | 4.60K | New | $347,714 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Arrowstreet Capital | $1.51M | 0.0% |
| Marshall Wace | $1.01M | 0.0% |
| Marshall Wace | $1.01M | 0.0% |
| Renaissance Technologies | $347,714 | 0.0% |
Exited
| Point72 Asset Management | $290,303 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 422 holders, 55.87M shares, $4.58B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.