Outset Medical, Inc. - OM
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| FMR LLC | History | Reduced | 2,640,802 | 9,797 | 0.0% | 0.0% | 1 | -23,996 | -0.9% | Q4 2025 | Feb 17, 2026 |
| Alyeska Investment Group, L.P. | History | No change | 1,614,582 | 5,990 | 0.02% | 0.07% | 2 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Woodline Partners LP | History | No change | 1,325,855 | 4,918 | 0.02% | 0.09% | 3 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| BlackRock, Inc. | History | Added to | 1,289,318 | 4,783 | 0.0% | 0.0% | 4 | +40,362 | 3.23% | Q4 2025 | Feb 12, 2026 |
| VANGUARD GROUP INC | History | Reduced | 977,969 | 3,628 | 0.0% | 0.0% | 5 | -4,649 | -0.47% | Q4 2025 | Jan 29, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 950,544 | 3,526 | 0.0% | 0.0% | 6 | +927,493 | 4023.66% | Q4 2025 | Feb 17, 2026 |
| PERCEPTIVE ADVISORS LLC | History | No change | 833,333 | 3,091 | 0.06% | 0.34% | 7 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Ensign Peak Advisors, Inc | History | Added to | 560,169 | 2,078 | 0.0% | 0.01% | 8 | +234,082 | 71.79% | Q4 2025 | Feb 12, 2026 |
| BML Capital Management, LLC | History | New | 543,180 | 2,015 | 1.74% | — | 9 | +543,180 | New | Q4 2025 | Feb 03, 2026 |
| PFM Health Sciences, LP | History | Reduced | 530,796 | 1,969 | 0.2% | 1.88% | 10 | -1,199,125 | -69.32% | Q4 2025 | Feb 17, 2026 |
| Assenagon Asset Management S.A. | History | Added to | 508,414 | 1,886 | 0.0% | 0.01% | 11 | +131,381 | 34.85% | Q4 2025 | Jan 09, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 400,363 | 1,485 | 0.0% | 0.0% | 12 | +3,104 | 0.78% | Q4 2025 | Feb 09, 2026 |
| STATE STREET CORP | History | Reduced | 330,134 | 1,224 | 0.0% | 0.0% | 13 | -1,602 | -0.48% | Q4 2025 | Feb 13, 2026 |
| NORTHERN TRUST CORP | History | Reduced | 232,587 | 862 | 0.0% | 0.0% | 14 | -4,149 | -1.75% | Q4 2025 | Feb 17, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | Added to | 180,363 | 669 | 0.0% | 0.0% | 15 | +128,541 | 248.04% | Q4 2025 | Feb 17, 2026 |
| DEUTSCHE BANK AG\ | History | Added to | 177,681 | 659 | 0.0% | 0.0% | 16 | +108,740 | 157.73% | Q4 2025 | Feb 11, 2026 |
| MARSHALL WACE, LLP | History | Reduced | 170,758 | 633 | 0.0% | 0.01% | 17 | -248,360 | -59.26% | Q4 2025 | Feb 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 158,352 | 587 | 0.0% | 0.0% | 18 | +124,817 | 372.2% | Q4 2025 | Feb 12, 2026 |
| MORGAN STANLEY | History | Reduced | 139,719 | 518 | 0.0% | 0.0% | 19 | -293,456 | -67.75% | Q4 2025 | Feb 13, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 127,268 | 468 | 0.0% | 0.0% | 20 | +27,305 | 27.32% | Q4 2025 | Feb 10, 2026 |
| Catalio Capital Management, LP | History | No change | 118,279 | 438 | 0.08% | 0.31% | 21 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 109,376 | 405 | 0.0% | 0.0% | 22 | -6,930 | -5.96% | Q4 2025 | Feb 11, 2026 |
| XTX Topco Ltd | History | Added to | 100,612 | 373 | 0.01% | 0.01% | 23 | +90,313 | 876.91% | Q4 2025 | Feb 17, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | New | 98,814 | 366 | 0.0% | — | 24 | +98,814 | New | Q4 2025 | Feb 17, 2026 |
| Birchview Capital, LP | History | Added to | 98,913 | 366 | 0.21% | 0.84% | 25 | +20,329 | 25.87% | Q4 2025 | Feb 13, 2026 |
| GMT CAPITAL CORP | History | No change | 98,108 | 363 | 0.02% | 0.06% | 26 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| PURA VIDA INVESTMENTS, LLC | History | No change | 5,000 | 309 | 1.15% | 6.09% | 27 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| STIFEL FINANCIAL CORP | History | New | 79,924 | 296 | 0.0% | — | 28 | +79,924 | New | Q4 2025 | Feb 13, 2026 |
| UBS Group AG | History | Added to | 73,160 | 271 | 0.0% | 0.0% | 29 | +719 | 0.99% | Q4 2025 | Jan 29, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 72,698 | 269 | 0.0% | 0.0% | 30 | +1,368 | 1.92% | Q4 2025 | Mar 25, 2026 |
| C WorldWide Group Holding A/S | History | No change | 66,666 | 247 | 0.0% | 0.01% | 31 | 0 | 0.0% | Q4 2025 | Feb 04, 2026 |
| Nuveen, LLC | History | Added to | 65,304 | 242 | 0.0% | 0.0% | 32 | +30,628 | 88.33% | Q4 2025 | Feb 12, 2026 |
| Bank of New York Mellon Corp | History | Added to | 59,925 | 222 | 0.0% | 0.0% | 33 | +17,892 | 42.57% | Q4 2025 | Feb 10, 2026 |
| CITADEL ADVISORS LLC | History | Reduced | 59,270 | 219 | 0.0% | 0.0% | 34 | -36,814 | -38.31% | Q4 2025 | Feb 17, 2026 |
| Squarepoint Ops LLC | History | Reduced | 59,285 | 219 | 0.0% | 0.0% | 35 | -35,681 | -37.57% | Q4 2025 | Feb 13, 2026 |
| Graham Capital Management, L.P. | History | Added to | 51,070 | 189 | 0.0% | 0.0% | 36 | +36,079 | 240.67% | Q4 2025 | Feb 17, 2026 |
| Engineers Gate Manager LP | History | New | 50,178 | 186 | 0.0% | — | 37 | +50,178 | New | Q4 2025 | Feb 17, 2026 |
| Aristides Capital LLC | History | New | 47,700 | 176 | 0.03% | — | 38 | +47,700 | New | Q4 2025 | Feb 26, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | Added to | 45,723 | 170 | 0.0% | 0.0% | 39 | +11,061 | 31.91% | Q4 2025 | Feb 17, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 45,205 | 167 | 0.0% | 0.0% | 40 | +4,745 | 11.73% | Q4 2025 | Feb 12, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Reduced | 41,162 | 152 | 0.0% | 0.0% | 41 | -11,149 | -21.31% | Q4 2025 | Feb 13, 2026 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | History | New | 40,000 | 148 | 0.01% | — | 42 | +40,000 | New | Q4 2025 | Feb 12, 2026 |
| BARCLAYS PLC | History | Added to | 37,682 | 139 | 0.0% | 0.0% | 43 | +3,356 | 9.78% | Q4 2025 | Feb 13, 2026 |
| SIMPLEX TRADING, LLC | History | Added to | 36,323 | 134 | 0.0% | 0.0% | 44 | +34,612 | 2022.91% | Q4 2025 | Feb 11, 2026 |
| GSA CAPITAL PARTNERS LLP | History | New | 33,372 | 124 | 0.01% | — | 45 | +33,372 | New | Q4 2025 | Feb 06, 2026 |
| Jump Financial, LLC | History | New | 32,771 | 121 | 0.0% | — | 46 | +32,771 | New | Q4 2025 | Feb 17, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Reduced | 30,768 | 114 | 0.0% | 0.0% | 47 | -390,641 | -92.7% | Q4 2025 | Feb 17, 2026 |
| SEI INVESTMENTS CO | History | New | 30,628 | 113 | 0.0% | — | 48 | +30,628 | New | Q4 2025 | Feb 13, 2026 |
| ALGERT GLOBAL LLC | History | Reduced | 30,210 | 112 | 0.0% | 0.02% | 49 | -42,721 | -58.58% | Q4 2025 | Feb 17, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Added to | 28,627 | 107 | 0.0% | 0.0% | 50 | +13,800 | 93.07% | Q4 2025 | Feb 17, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 26,943 | 99 | 0.0% | 0.0% | 51 | +3,081 | 12.91% | Q4 2025 | Feb 13, 2026 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | History | New | 7,805 | 98 | 0.0% | — | 52 | +7,805 | New | Q4 2025 | Feb 11, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 26,246 | 97 | 0.0% | 0.0% | 53 | +1,202 | 4.8% | Q4 2025 | Feb 12, 2026 |
| Jain Global LLC | History | New | 20,895 | 77 | 0.0% | — | 55 | +20,895 | New | Q4 2025 | Feb 17, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 20,926 | 77 | 0.0% | 0.0% | 54 | -3,390 | -13.94% | Q4 2025 | Feb 13, 2026 |
| Centiva Capital, LP | History | New | 20,181 | 74 | 0.0% | — | 57 | +20,181 | New | Q4 2025 | Feb 13, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | New | 20,000 | 74 | 0.0% | — | 56 | +20,000 | New | Q4 2025 | Feb 17, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 18,271 | 67 | 0.0% | 0.0% | 58 | +6,632 | 56.98% | Q4 2025 | Feb 13, 2026 |
| HRT FINANCIAL LP | History | New | 15,665 | 58 | 0.0% | — | 59 | +15,665 | New | Q4 2025 | Feb 12, 2026 |
| HSBC HOLDINGS PLC | History | New | 12,322 | 45 | 0.0% | — | 60 | +12,322 | New | Q4 2025 | Mar 20, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Reduced | 12,017 | 44 | 0.0% | 0.0% | 61 | -91,749 | -88.42% | Q4 2025 | Feb 10, 2026 |
| ExodusPoint Capital Management, LP | History | New | 10,605 | 39 | 0.0% | — | 62 | +10,605 | New | Q4 2025 | Feb 17, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 10,400 | 38 | 0.0% | 0.0% | 63 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| GROUP ONE TRADING LLC | History | Added to | 8,800 | 32 | 0.0% | 0.0% | 64 | +5,744 | 187.96% | Q4 2025 | Feb 12, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 7,986 | 29 | 0.0% | 0.0% | 65 | +340 | 4.45% | Q4 2025 | Feb 17, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 5,600 | 20 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Caitong International Asset Management Co., Ltd | History | New | 5,096 | 18 | 0.0% | — | 67 | +5,096 | New | Q4 2025 | Mar 03, 2026 |
| CWM, LLC | History | Added to | 3,680 | 14 | 0.0% | 0.0% | 68 | +2,096 | 132.32% | Q4 2025 | Jan 26, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | Reduced | 3,219 | 11 | 0.0% | 0.0% | 70 | -2,513 | -43.84% | Q4 2025 | Feb 13, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 2,981 | 11 | 0.0% | 0.0% | 69 | +1,479 | 98.47% | Q4 2025 | Feb 17, 2026 |
| HUNTINGTON NATIONAL BANK | History | No change | 2,487 | 9 | 0.0% | 0.0% | 71 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| Accent Capital Management, LLC | History | Added to | 340 | 7 | 0.0% | 0.0% | 72 | +190 | 126.67% | Q4 2025 | Feb 09, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 1,809 | 6 | 0.0% | 0.0% | 73 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| Russell Investments Group, Ltd. | History | Reduced | 1,468 | 5 | 0.0% | 0.0% | 75 | -10,923 | -88.15% | Q4 2025 | Feb 17, 2026 |
| Legal & General Group Plc | History | No change | 1,467 | 5 | 0.0% | 0.0% | 74 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| ROYAL BANK OF CANADA | History | New | 1,027 | 4 | 0.0% | — | 76 | +1,027 | New | Q4 2025 | Feb 17, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 1,011 | 3 | 0.0% | 0.0% | 78 | -96 | -8.67% | Q4 2025 | Feb 17, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 1,023 | 3 | 0.0% | 0.0% | 77 | +33 | 3.33% | Q4 2025 | Feb 06, 2026 |
| FEDERATED HERMES, INC. | History | Reduced | 709 | 2 | 0.0% | 0.0% | 80 | -71,408 | -99.02% | Q4 2025 | Feb 12, 2026 |
| GAMMA Investing LLC | History | Added to | 625 | 2 | 0.0% | — | 82 | +594 | 1916.13% | Q4 2025 | Jan 05, 2026 |
| AMALGAMATED BANK | History | Reduced | 517 | 2 | 0.0% | 0.0% | 79 | -88 | -14.55% | Q4 2025 | Feb 05, 2026 |
| Sterling Capital Management LLC | History | Added to | 736 | 2 | 0.0% | 0.0% | 81 | +27 | 3.81% | Q4 2025 | Feb 13, 2026 |
| CITIGROUP INC | History | Reduced | 372 | 1 | 0.0% | 0.0% | 84 | -33 | -8.15% | Q4 2025 | Feb 13, 2026 |
| SIT INVESTMENT ASSOCIATES INC | History | No change | 177 | 1 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q4 2025 | Feb 25, 2026 |
| Steward Partners Investment Advisory, LLC | History | No change | 500 | 1 | 0.0% | 0.0% | 85 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Durable Capital Partners LP | History | Closed out | 0 | 0 | — | 0.11% | — | -1,023,706 | -100.0% | Q3 2025 | Nov 14, 2025 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | History | Closed out | 0 | 0 | — | 0.0% | — | -631,663 | -100.0% | Q3 2025 | Oct 29, 2025 |
| Parkman Healthcare Partners LLC | History | Closed out | 0 | 0 | — | 0.67% | — | -454,512 | -100.0% | Q3 2025 | Nov 14, 2025 |
| TWO SIGMA INVESTMENTS, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -146,598 | -100.0% | Q3 2025 | Nov 14, 2025 |
| BALYASNY ASSET MANAGEMENT L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -116,291 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Schonfeld Strategic Advisors LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -114,800 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Susquehanna Portfolio Strategies, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -58,972 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Y-Intercept (Hong Kong) Ltd | History | Closed out | 0 | 0 | — | 0.02% | — | -54,005 | -100.0% | Q3 2025 | Oct 31, 2025 |
| TWO SIGMA ADVISERS, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -44,869 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Verition Fund Management LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -15,796 | -100.0% | Q3 2025 | Nov 14, 2025 |
| PDT Partners, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -13,343 | -100.0% | Q3 2025 | Nov 17, 2025 |
| MetLife Investment Management, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -11,074 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Invesco Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -10,997 | -100.0% | Q3 2025 | Nov 13, 2025 |
| R Squared Ltd | History | Closed out | 0 | 0 | — | 0.06% | — | -10,308 | -100.0% | Q3 2025 | Nov 12, 2025 |
| T. Rowe Price Investment Management, Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -2,399 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Quantbot Technologies LP | History | Closed out | 0 | 0 | — | 0.0% | — | -2,245 | -100.0% | Q3 2025 | Nov 12, 2025 |
| Arax Advisory Partners | History | Closed out | 0 | 0 | — | 0.0% | — | -1,239 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Torren Management, LLC | History | New | 208 | 0 | — | — | — | +208 | New | Q4 2025 | Jan 30, 2026 |
| EverSource Wealth Advisors, LLC | History | Added to | 250 | 0 | — | — | — | +206 | 468.18% | Q4 2025 | Feb 06, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 5 | 0 | — | 0.0% | — | -139 | -96.53% | Q4 2025 | Feb 03, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -72 | -100.0% | Q3 2025 | Oct 23, 2025 |
| IFP Advisors, Inc | History | Added to | 93 | 0 | — | — | — | +62 | 200.0% | Q4 2025 | Feb 06, 2026 |
| Clearstead Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -49 | -100.0% | Q3 2025 | Nov 10, 2025 |
| Kilter Group LLC | History | Closed out | 0 | 0 | — | — | — | -34 | -100.0% | Q3 2025 | Feb 06, 2026 |
| Farther Finance Advisors, LLC | History | New | 26 | 0 | — | — | — | +26 | New | Q4 2025 | Jan 23, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | Reduced | 13 | 0 | — | — | — | -20 | -60.61% | Q4 2025 | Feb 10, 2026 |
| Transamerica Financial Advisors, LLC | History | New | 16 | 0 | — | — | — | +16 | New | Q4 2025 | Feb 13, 2026 |
| Allworth Financial LP | History | New | 8 | 0 | — | — | — | +8 | New | Q4 2025 | Feb 05, 2026 |
| MAI Capital Management | History | New | 1 | 0 | — | — | — | +1 | New | Q4 2025 | Feb 13, 2026 |
| Missouri Trust & Investment Co | History | Closed out | 0 | 0 | — | — | — | -1 | -100.0% | Q3 2025 | Nov 06, 2025 |
| US BANCORP \DE\ | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 30, 2026 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | History | No change | 66 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| ADIRONDACK TRUST CO | History | No change | 18 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 08, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 137 | 0 | — | 0.0% | — | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Fourth Dimension Wealth, LLC | History | No change | 31 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 04, 2026 |