Security record · archived quarter
OKLO
Oklo Inc. · Utilities · Independent Power Producers
19Tracked holders
+1Δ holders
32.65MShares held
$3.64BReported value
+3New positions
−2Exits
Momentum inputs (comparable managers):
holder breadth +5.6% ·
share flow +17.7% ·
net new positions +5.3%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 122 | -17 | 53.19M | $2.78B | +9 | −25 |
| Q1 2026 | 140 | +2 | 61.96M | $3.07B | +12 | −11 |
| Q4 2025 | 138 | 0 | 60.60M | $4.35B | +2 | −1 |
| Q3 2025 | 19 | +1 | 32.65M | $3.64B | +3 | −2 |
| Q2 2025 | 15 | +3 | 22.90M | $1.28B | +4 | −1 |
| Q1 2025 | 9 | -1 | 3.66M | $79.07M | +2 | −3 |
| Q4 2024 | 10 | +1 | 5.46M | $115.91M | +2 | −1 |
| Q3 2024 | 8 | +2 | 6.23M | $50.37M | +2 | — |
| Q2 2024 | 6 | — | 6.26M | $53.01M | — | — |
Who holds it · Q3 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 11.59M | +33.4% | $1.29B | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | The Vanguard Group ✦ (passive) | 11.59M | +33.4% | $1.29B | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 11.59M | +33.4% | $1.29B | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passive) | 11.59M | +33.4% | $1.29B | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passive) | 11.59M | +33.4% | $1.29B | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 20 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 21 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 22 | BlackRock ✦ (passive) | 8.62M | +17.7% | $961.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 23 | Geode Capital Management ✦ (passive) | 2.63M | +17.0% | $293.72M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 24 | Geode Capital Management ✦ (passive) | 2.63M | +17.0% | $293.72M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 25 | State Street Global Advisors ✦ (passive) | 2.48M | +15.8% | $276.40M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 26 | Morgan Stanley ✦ | 2.30M | — | $256.23M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | Morgan Stanley ✦ | 2.30M | — | $256.23M | 0.0% | n/c | 1 | SEC ↗ |
| 28 | Morgan Stanley ✦ | 2.30M | — | $256.23M | 0.0% | n/c | 1 | SEC ↗ |
| 29 | Morgan Stanley ✦ | 2.30M | — | $256.23M | 0.0% | n/c | 1 | SEC ↗ |
| 30 | Morgan Stanley ✦ | 2.30M | — | $256.23M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | Morgan Stanley ✦ | 2.30M | — | $256.23M | 0.0% | n/c | 1 | SEC ↗ |
| 32 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 34 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 36 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 37 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 38 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 39 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 40 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 41 | JPMorgan Chase ✦ | 2.06M | — | $230.34M | 0.0% | n/c | 1 | SEC ↗ |
| 42 | Goldman Sachs Group ✦ | 491.11K | — | $54.82M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Goldman Sachs Group ✦ | 491.11K | — | $54.82M | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Goldman Sachs Group ✦ | 491.11K | — | $54.82M | 0.0% | n/c | 1 | SEC ↗ |
| 45 | Goldman Sachs Group ✦ | 491.11K | — | $54.82M | 0.0% | n/c | 1 | SEC ↗ |
| 46 | Capital World Investors ✦ | 481.01K | New | $53.70M | 0.0% | New | 1 | SEC ↗ |
| 47 | Wellington Management ✦ | 450.73K | -18.9% | $50.31M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 48 | Wellington Management ✦ | 450.73K | -18.9% | $50.31M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 49 | Wellington Management ✦ | 450.73K | -18.9% | $50.31M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 50 | Wellington Management ✦ | 450.73K | -18.9% | $50.31M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 51 | D. E. Shaw & Co. ✦ | 351.13K | -70.4% | $39.20M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 52 | T. Rowe Price ✦ | 285.28K | +274.1% | $31.85M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 53 | T. Rowe Price ✦ | 285.28K | +274.1% | $31.85M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 54 | Renaissance Technologies ✦ | 267.60K | New | $29.87M | 0.0% | New | 1 | SEC ↗ |
| 55 | ARK Investment Management ✦ | 156.48K | -17.7% | $17.47M | 0.1% | ▼ Trim | 5 | SEC ↗ |
| 56 | Fidelity (FMR) ✦ | 154.44K | +108.3% | $17.24M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 57 | Fidelity (FMR) ✦ | 154.44K | +108.3% | $17.24M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 58 | Citadel Advisors ✦ | 121.96K | -30.2% | $13.61M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 59 | Citadel Advisors ✦ | 121.96K | -30.2% | $13.61M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 60 | Two Sigma Investments ✦ | 105.44K | -25.8% | $11.77M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 61 | Millennium Management ✦ | 52.23K | +329.7% | $5.83M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 62 | AQR Capital Management ✦ | 30.46K | +280.2% | $3.40M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 63 | AQR Capital Management ✦ | 30.46K | +280.2% | $3.40M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | AQR Capital Management ✦ | 30.46K | +280.2% | $3.40M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | AQR Capital Management ✦ | 30.46K | +280.2% | $3.40M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | AQR Capital Management ✦ | 30.46K | +280.2% | $3.40M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Bridgewater Associates ✦ | 25.59K | New | $2.86M | 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
| Capital World Investors | $53.70M | 0.0% |
| Renaissance Technologies | $29.87M | 0.0% |
| Bridgewater Associates | $2.86M | 0.0% |
Exited
| Gotham Asset Management | $2.61M | was 0.0% |
| Marshall Wace | $2.02M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 12.80K shares, $634 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 24
Renner Alexandra
Officer · 557 sh · $22,152
Aug 24
Goodwin William Carroll…
Officer · 11.59K sh · $461,014
Aug 24
Hanson John
Officer · 539 sh · $21,436
Aug 24
Narayanadas Vivek
Officer · 3.26K sh · $129,809
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Jul 29
SC 13G/A — BlackRock, Inc.
Jul 06
SC 13D/A — DeWitte Jacob
11.1% of class · View original SEC filing ↗
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q3 2025 ·
Methodology ·
Get this via the API