Ouster, Inc.: which funds bought and sold
Institutions that bought and sold Ouster shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.
Between March 31, 2026 and June 30, 2026, 224 institutions that filed 13F reports for both quarters added to or opened positions in Ouster, and 95 cut or closed them. Together they added a net 5.9M shares, +20.0% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 1.8M shares (+44.4%); index fund managers were net buyers of 1.1M shares (+8.0%). 130 opened a new position and 29 sold out entirely.
Bought, Q2 2026 224 institutions, 130 of them new holders Sold, Q2 2026 95 institutions, 29 of them sold out
Net change, all compared +5.9M shares (+20.0%)
Net change, active managers +1.8M shares (+44.4%), 22 bought, 20 sold
Buyers versus sellers
224 bought 30 95 sold
Active managers and hedge funds 22 bought · 20 sold · +1.8M
Index fund managers 11 bought · 0 sold · +1.1M
Other institutions 191 bought · 75 sold · +3.0M
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Price T Rowe Associates Inc Active manager | +973K +2011.4% | 1.0M | $63.9M |
| Exchange Traded Concepts, LLC | +617K +1184.3% | 669K | $41.8M |
| Legal & General Group PLC | +556K +1225.3% | 602K | $37.6M |
| Oberweis Asset Management Inc/ Active manager | +546K New position | 546K | $34.1M |
| Jpmorgan Chase & Co | +525K +258.2% | 729K | $39.6M |
| Morgan Stanley | +511K +69.7% | 1.2M | $77.8M |
| Shannon River Fund Management LLC Hedge fund | +449K New position | 449K | $28.1M |
| Renaissance Technologies LLC Hedge fund | +443K +334.3% | 576K | $36M |
| State Street Corp Index funds | +420K +25.7% | 2.1M | $128M |
| Baird Financial Group, Inc. | +403K New position | 403K | $25.2M |
| Driehaus Capital Management LLC Active manager | +307K New position | 307K | $19.2M |
| Blackrock, Inc. Index funds | +267K +5.0% | 5.6M | $347M |
| Citadel Advisors LLC Hedge fund | +259K +119.1% | 477K | $29.8M |
| Next Century Growth Investors LLC | +252K New position | 252K | $15.8M |
| Summit Partners Public Asset Management, LLC | +250K New position | 250K | $15.6M |
| Wellington Management Group LLP Active manager | +246K New position | 246K | $15.4M |
| Mackenzie Financial Corp | +242K New position | 242K | $15.1M |
| Geode Capital Management, LLC Index funds | +193K +13.3% | 1.6M | $103M |
| Bridgewater Associates, LP Hedge fund | +183K New position | 183K | $11.5M |
| Pembroke Management, Ltd | +157K New position | 157K | $9.8M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Price T Rowe Associates Inc Active manager | +973K +2011.4% | 1.0M | $63.9M |
| Oberweis Asset Management Inc/ Active manager | +546K New position | 546K | $34.1M |
| Shannon River Fund Management LLC Hedge fund | +449K New position | 449K | $28.1M |
| Renaissance Technologies LLC Hedge fund | +443K +334.3% | 576K | $36M |
| Driehaus Capital Management LLC Active manager | +307K New position | 307K | $19.2M |
| Citadel Advisors LLC Hedge fund | +259K +119.1% | 477K | $29.8M |
| Wellington Management Group LLP Active manager | +246K New position | 246K | $15.4M |
| Bridgewater Associates, LP Hedge fund | +183K New position | 183K | $11.5M |
| Ranger Investment Management, L.P. Active manager | +77K New position | 77K | $4.8M |
| Royce & Associates LP Active manager | +71K New position | 71K | $4.4M |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Tao Capital Management LP | −845K Sold out | 0 | — |
| D. E. Shaw & Co., Inc. Hedge fund | −689K −81.9% | 153K | $9.5M |
| Handelsbanken Fonder AB | −514K −84.3% | 96K | $6M |
| Goldman Sachs Group Inc | −461K −55.9% | 365K | $22.8M |
| Penn Capital Management Company, LLC Active manager | −314K −32.3% | 656K | $41.1M |
| Bastion Asset Management Inc. | −274K Sold out | 0 | — |
| Arrowstreet Capital, Limited Partnership Hedge fund | −214K −44.0% | 272K | $17M |
| Canada Pension Plan Investment Board | −206K −98.0% | 4,200 | $262,584 |
| New York State Common Retirement Fund | −178K −30.3% | 410K | $25.6M |
| Walleye Capital LLC Hedge fund | −150K −94.4% | 8,885 | $555,490 |
| FMR LLC Active manager | −149K −63.3% | 86K | $5.4M |
| Man Group PLC Hedge fund | −120K Sold out | 0 | — |
| Sei Investments Co | −107K −55.1% | 87K | $5.4M |
| Black Swift Group, LLC | −101K Sold out | 0 | — |
| Sona Asset Management (US) LLC Active manager | −75K Sold out | 0 | — |
| Panagora Asset Management Inc Active manager | −59K −58.3% | 43K | $2.7M |
| Winton Group Ltd Hedge fund | −54K Sold out | 0 | — |
| Bw Gestao De Investimentos Ltda. | −40K −37.7% | 66K | $4.1M |
| Dimensional Fund Advisors LP | −39K −8.0% | 445K | $27.8M |
| Bank Of America Corp | −38K −17.4% | 180K | $11.2M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| D. E. Shaw & Co., Inc. Hedge fund | −689K −81.9% | 153K | $9.5M |
| Penn Capital Management Company, LLC Active manager | −314K −32.3% | 656K | $41.1M |
| Arrowstreet Capital, Limited Partnership Hedge fund | −214K −44.0% | 272K | $17M |
| Walleye Capital LLC Hedge fund | −150K −94.4% | 8,885 | $555,490 |
| FMR LLC Active manager | −149K −63.3% | 86K | $5.4M |
| Man Group PLC Hedge fund | −120K Sold out | 0 | — |
| Sona Asset Management (US) LLC Active manager | −75K Sold out | 0 | — |
| Panagora Asset Management Inc Active manager | −59K −58.3% | 43K | $2.7M |
| Winton Group Ltd Hedge fund | −54K Sold out | 0 | — |
| Quadrature Capital Ltd Hedge fund | −30K Sold out | 0 | — |
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| Oberweis Asset Management Inc/Active manager | 546K | $34.1M |
| Shannon River Fund Management LLCHedge fund | 449K | $28.1M |
| Baird Financial Group, Inc. | 403K | $25.2M |
| Driehaus Capital Management LLCActive manager | 307K | $19.2M |
| Next Century Growth Investors LLC | 252K | $15.8M |
| Summit Partners Public Asset Management, LLC | 250K | $15.6M |
| Wellington Management Group LLPActive manager | 246K | $15.4M |
| Mackenzie Financial Corp | 242K | $15.1M |
| Bridgewater Associates, LPHedge fund | 183K | $11.5M |
| Pembroke Management, Ltd | 157K | $9.8M |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| Tao Capital Management LP | 845K | $15.5M |
| Bastion Asset Management Inc. | 274K | $5.3M |
| Man Group PLCHedge fund | 120K | $2.2M |
| Black Swift Group, LLC | 101K | $1.9M |
| Sona Asset Management (US) LLCActive manager | 75K | $1.4M |
| Winton Group LtdHedge fund | 54K | $999,328 |
| Caption Management, LLC | 37K | $682,574 |
| Allstate Corp | 31K | $567,394 |
| Quadrature Capital LtdHedge fund | 30K | $554,260 |
| Stoneridge Investment Partners LLC | 19K | $343,000 |
Who holds the shares
- Institutions reporting
- 326
- Ten largest holders
- 50.7% of 13F-reported shares
- Index fund managers
- 43.4% of 13F-reported shares
- Active managers and hedge funds
- 16.8% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 22 | 20 | 17 | 7 | +1.8M | +44.4% |
| Index fund managers | 11 | 0 | 1 | 0 | +1.1M | +8.0% |
| Other institutions | 191 | 75 | 112 | 22 | +3.0M | +26.4% |