Security record
OUST
Ouster, Inc. · Technology · Semiconductors
104Tracked holders
+22Δ holders
26.16MShares held
$1.63BReported value
+25New positions
−3Exits
Momentum inputs (comparable managers):
holder breadth +26.8% ·
share flow +21.1% ·
net new positions +20.0%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 104 | +22 | 26.16M | $1.63B | +25 | −3 |
| Q1 2026 | 85 | -4 | 21.87M | $401.66M | +10 | −14 |
| Q4 2025 | 89 | -4 | 24.27M | $510.60M | — | −4 |
| Q3 2025 | 19 | +2 | 17.00M | $459.72M | +2 | — |
| Q2 2025 | 14 | +2 | 15.41M | $373.76M | +2 | — |
| Q1 2025 | 9 | +2 | 5.82M | $52.30M | +2 | — |
| Q4 2024 | 7 | -3 | 5.29M | $64.45M | — | −3 |
| Q3 2024 | 9 | 0 | 4.72M | $29.48M | +1 | −1 |
| Q2 2024 | 9 | — | 3.74M | $36.29M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 5.56M | +5.0% | $347.43M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 17 | Vanguard Capital Management Llc | 2.71M | +1.6% | $169.30M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 18 | State Street Global Advisors ✦ (passive) | 2.05M | +25.7% | $128.31M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 19 | Geode Capital Management ✦ (passive) | 1.64M | +13.3% | $102.74M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 20 | Geode Capital Management ✦ (passive) | 1.64M | +13.3% | $102.74M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 21 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 23 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 24 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 25 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 26 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 27 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 28 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 29 | Morgan Stanley ✦ | 1.24M | +69.7% | $77.77M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 30 | T. Rowe Price ✦ | 1.02M | +2011.4% | $63.86M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 31 | T. Rowe Price ✦ | 1.02M | +2011.4% | $63.86M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 32 | JPMorgan Chase ✦ | 728.69K | +258.2% | $39.55M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 33 | JPMorgan Chase ✦ | 728.69K | +258.2% | $39.55M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 34 | JPMorgan Chase ✦ | 728.69K | +258.2% | $39.55M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 35 | JPMorgan Chase ✦ | 728.69K | +258.2% | $39.55M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 36 | JPMorgan Chase ✦ | 728.69K | +258.2% | $39.55M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 37 | JPMorgan Chase ✦ | 728.69K | +258.2% | $39.55M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 38 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 612.65K | +18.6% | $37.68M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 39 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 612.65K | +18.6% | $37.68M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 40 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 612.65K | +18.6% | $37.68M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 41 | Legal & General Group Plc | 601.82K | +1225.3% | $37.63M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 42 | Legal & General Group Plc | 601.82K | +1225.3% | $37.63M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | Legal & General Group Plc | 601.82K | +1225.3% | $37.63M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | Renaissance Technologies ✦ | 575.90K | +334.3% | $36.01M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 45 | Northern Trust Corp | 564.02K | +16.1% | $35.26M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 46 | Northern Trust Corp | 564.02K | +16.1% | $35.26M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | Northern Trust Corp | 564.02K | +16.1% | $35.26M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 48 | Northern Trust Corp | 564.02K | +16.1% | $35.26M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 49 | Northern Trust Corp | 564.02K | +16.1% | $35.26M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | Charles Schwab Investment… | 533.95K | +9.3% | $33.38M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | Citadel Advisors ✦ | 476.59K | +119.2% | $29.80M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 52 | Dimensional Fund Advisors Lp | 445.27K | -8.0% | $27.84M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 53 | Dimensional Fund Advisors Lp | 445.27K | -8.0% | $27.84M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 54 | Dimensional Fund Advisors Lp | 445.27K | -8.0% | $27.84M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 55 | New York State Common Retirement… | 410.09K | -30.3% | $25.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 56 | Baird Financial Group, Inc. | 403.37K | New | $25.22M | 0.0% | New | 1 | SEC ↗ |
| 57 | Baird Financial Group, Inc. | 403.37K | New | $25.22M | 0.0% | New | 1 | SEC ↗ |
| 58 | Baird Financial Group, Inc. | 403.37K | New | $25.22M | 0.0% | New | 1 | SEC ↗ |
| 59 | Goldman Sachs Group ✦ | 364.77K | -55.9% | $22.81M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 60 | Goldman Sachs Group ✦ | 364.77K | -55.9% | $22.81M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 61 | Goldman Sachs Group ✦ | 364.77K | -55.9% | $22.81M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 62 | Ameriprise Financial Inc | 354.62K | +26.6% | $22.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 63 | Ameriprise Financial Inc | 354.62K | +26.6% | $22.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | Ameriprise Financial Inc | 354.62K | +26.6% | $22.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 65 | UBS Group AG | 317.77K | +40.6% | $19.87M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | UBS Group AG | 317.77K | +40.6% | $19.87M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | UBS Group AG | 317.77K | +40.6% | $19.87M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 68 | UBS Group AG | 317.77K | +40.6% | $19.87M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 69 | Susquehanna International Group, Llp | 307.11K | +48.5% | $19.20M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 70 | Susquehanna International Group, Llp | 307.11K | +48.5% | $19.20M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 71 | Russell Investments Group, Ltd. | 296.76K | +37.0% | $18.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 72 | Russell Investments Group, Ltd. | 296.76K | +37.0% | $18.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 73 | Russell Investments Group, Ltd. | 296.76K | +37.0% | $18.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | Russell Investments Group, Ltd. | 296.76K | +37.0% | $18.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 75 | Russell Investments Group, Ltd. | 296.76K | +37.0% | $18.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 76 | Arrowstreet Capital ✦ | 271.59K | -44.0% | $16.98M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 77 | Deutsche Bank Ag\ | 248.19K | +44.5% | $15.52M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 78 | Deutsche Bank Ag\ | 248.19K | +44.5% | $15.52M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 79 | Wellington Management ✦ | 246.06K | New | $15.38M | 0.0% | New | 1 | SEC ↗ |
| 80 | Wellington Management ✦ | 246.06K | New | $15.38M | 0.0% | New | 1 | SEC ↗ |
| 81 | Mackenzie Financial Corp | 241.53K | New | $15.10M | 0.0% | New | 1 | SEC ↗ |
| 82 | First Trust Advisors Lp | 235.72K | +77.6% | $14.74M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 83 | AQR Capital Management ✦ | 225.29K | -2.6% | $14.09M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 84 | AQR Capital Management ✦ | 225.29K | -2.6% | $14.09M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 85 | AQR Capital Management ✦ | 225.29K | -2.6% | $14.09M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 86 | AQR Capital Management ✦ | 225.29K | -2.6% | $14.09M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 87 | Group One Trading Llc | 212.45K | +61.0% | $13.28M | 0.4% | ▲ Add | 3 | SEC ↗ |
| 88 | Bridgewater Associates ✦ | 183.46K | New | $11.47M | 0.0% | New | 1 | SEC ↗ |
| 89 | Bank Of America Corp /De/ | 179.64K | -17.4% | $11.23M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 90 | Bank Of America Corp /De/ | 179.64K | -17.4% | $11.23M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 91 | Bank of New York Mellon Corp | 179.01K | +15.9% | $11.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 92 | Bank of New York Mellon Corp | 179.01K | +15.9% | $11.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 93 | Bank of New York Mellon Corp | 179.01K | +15.9% | $11.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 94 | Bank of New York Mellon Corp | 179.01K | +15.9% | $11.19M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 95 | Nuveen, LLC | 152.82K | +15.1% | $9.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 96 | Nuveen, LLC | 152.82K | +15.1% | $9.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 97 | Nuveen, LLC | 152.82K | +15.1% | $9.55M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 98 | D. E. Shaw & Co. ✦ | 152.73K | -81.9% | $9.55M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 99 | Walleye Trading LLC | 139.51K | +661.8% | $8.72M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 100 | Rhumbline Advisers | 130.26K | +10.1% | $8.14M | 0.0% | ▲ Add | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Baird Financial Group, Inc. | $25.22M | 0.0% |
| Baird Financial Group, Inc. | $25.22M | 0.0% |
| Baird Financial Group, Inc. | $25.22M | 0.0% |
| Wellington Management | $15.38M | 0.0% |
| Wellington Management | $15.38M | 0.0% |
| Mackenzie Financial Corp | $15.10M | 0.0% |
| Bridgewater Associates | $11.47M | 0.0% |
Exited
| Man Group plc | $2.21M | was 0.0% |
| Asset Management One Co., Ltd. | $127,874 | was 0.0% |
| Fifth Third Bancorp | $17,635 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 47.70K shares, $876 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 18
Gianella Kenneth P.
Officer · 17.93K sh · $800,417
Aug 18
Gianella Kenneth P.
Officer · 13.36K sh · $608,387
Aug 18
Gianella Kenneth P.
Officer · 8.20K sh · $380,555
Aug 18
Gianella Kenneth P.
Officer · 508 sh · $23,919
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Jul 29
SC 13G/A — BlackRock, Inc.
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: Q2 2026 ·
Methodology ·
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