SD
SandRidge Energy, Inc. · Energy · Oil & Gas Exploration & Production
Momentum inputs (comparable managers):
holder breadth +28.6% ·
share flow -5.1% ·
net new positions +20.0%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 67 | -1 | 23.16M | $317.34M | +4 | −5 |
| Q1 2026 | 70 | +6 | 22.53M | $367.47M | +10 | −4 |
| Q4 2025 | 64 | +1 | 22.40M | $323.19M | +2 | −1 |
| Q3 2025 | 16 | -2 | 15.55M | $175.42M | — | −2 |
| Q2 2025 | 15 | 0 | 14.43M | $156.12M | — | — |
| Q1 2025 | 12 | 0 | 9.30M | $106.25M | +1 | −1 |
| Q4 2024 | 12 | +2 | 9.24M | $108.21M | +2 | — |
| Q3 2024 | 9 | +2 | 7.76M | $94.92M | +2 | — |
| Q2 2024 | 7 | — | 8.18M | $105.79M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Icahn Capital ✦ | 4.82M | 0.0% | $58.93M | 0.6% | Held | 2 | SEC ↗ |
| 2 | Renaissance Technologies ✦ | 1.58M | +3.5% | $19.30M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 742.17K | +1.6% | $9.08M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 742.17K | +1.6% | $9.08M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Two Sigma Investments ✦ | 188.29K | -19.9% | $2.30M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | AQR Capital Management ✦ | 179.22K | -45.3% | $2.19M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 7 | AQR Capital Management ✦ | 179.22K | -45.3% | $2.19M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 8 | AQR Capital Management ✦ | 179.22K | -45.3% | $2.19M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Millennium Management ✦ | 89.88K | New | $1.10M | 0.0% | New | 1 | SEC ↗ |
| 10 | Citadel Advisors ✦ | 79.21K | New | $968,739 | 0.0% | New | 1 | SEC ↗ |
| 11 | Citadel Advisors ✦ | 79.21K | New | $968,739 | 0.0% | New | 1 | SEC ↗ |
| 12 | T. Rowe Price ✦ | 53.18K | -2.6% | $651,000 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | Arrowstreet Capital ✦ | 31.88K | -93.5% | $389,892 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Millennium Management | $1.10M | 0.0% |
| Citadel Advisors | $968,739 | 0.0% |
| Citadel Advisors | $968,739 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 171 holders, 29.39M shares, $470.61M 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.