Outset Medical, Inc. 13F holders
92 funds reported a position in Outset Medical, Inc. in their 13F for the quarter ended 30 June 2026, together 14.2 million shares worth $61.3 million. Against the quarter before, 19 opened a position, 31 added, 26 trimmed and 22 sold out; together they sold a net 750,076 shares. The largest holders: FMR LLC, BML Capital Management, LLC and AQR Capital Management LLC.
Funds holding92-5 on Q1 2026
Shares they held14.2Mworth $61.3 million
Net sold on the quarter750,076 sharesabout $3.2 million at the funds' values
Funds buying to selling50 to 48opened or added, to cut or sold
Opened 19Added 31Held 16Trimmed 26Sold out 22
What each fund did in OM against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in OM in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,405 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 12 reported a position in Outset Medical, Inc.: 0 opened one, 3 added, 7 trimmed and 6 sold out, a net 397,414 shares sold.
| Fund | Change in shares | Shares now | Status | Filing |
|---|---|---|---|---|
| Assenagon Asset Management S.A. | -339,438 | 339,438 | trimmed | 13F |
| Peapod Lane Capital LLC | +5,139 | 337,090 | added | 13F |
| Essential Partners LLC | -261 | 143 | trimmed | 13F |
| Gamma Investing LLC | -170 | 166 | trimmed | 13F |
| Farther Finance Advisors, LLC | -142 | 37 | trimmed | 13F |
| SJS Investment Consulting Inc. | -45 | 16 | trimmed | 13F |
| Caitong International Asset Management Co., Ltd | +25 | 32 | added | 13F |
| Fortitude Family Office, LLC | -22 | 154 | trimmed | 13F |
| IFP Advisors, Inc | -6 | 92 | trimmed | 13F |
| SBI Securities Co., Ltd. | +1 | 6 | added | 13F |
| Marquette Asset Management, LLC | -48,981 | 0 | sold out | 13F |
| MassMutual Private Wealth & Trust, FSB | -259 | 0 | sold out | 13F |
| Nisa Investment Advisors, LLC | -115 | 0 | sold out | 13F |
| True Wealth Design, LLC | -56 | 0 | sold out | 13F |
| Wealth Enhancement Advisory Services, LLC | -13,041 | 0 | sold out | 13F |
| Wealth Enhancement Trust Services, Inc. | -43 | 0 | sold out | 13F |
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 5 reported a position in Outset Medical, Inc. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 2.7 million shares worth $11.8 million, 0.0% of its reported book. New this quarter: Millennium Management, Citadel Advisors. In the quarter, 2 funds added or opened a position and 2 trimmed or sold out; together they sold a net 202,395 shares, about $874,346 at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 2,742,887 | $11.8 million | 0.0% | +1,214 | held | 30 June 2026 | 13F |
| Geode Capital Management | 204,652 | $884,538 | 0.0% | -216,721 | trimmed | 30 June 2026 | 13F |
| Millennium Management | 181,794 | $785,350 | 0.0% | +181,794 | new | 30 June 2026 | 13F |
| Renaissance Technologies | 43,428 | $187,609 | 0.0% | -178,647 | trimmed | 30 June 2026 | 13F |
| Citadel Advisors | 11,179 | $48,293 | 0.0% | +11,179 | new | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| FMR LLC | 2,742,887 | 19.34% | $11.8 million | 0.00% | +1,214 | 13F |
| BML Capital Management, LLC | 2,519,701 | 17.76% | $10.9 million | 6.22% | +617,500 | 13F |
| AQR Capital Management LLC | 998,961 | 7.04% | $4.3 million | 0.00% | +190,676 | 13F |
| Perceptive Advisors LLC | 833,333 | 5.87% | $3.6 million | 0.06% | no change | 13F |
| Vanguard Capital Management LLC | 780,134 | 5.50% | $3.4 million | 0.00% | +16,312 | 13F |
| Assenagon Asset Management S.A. | 678,876 | 4.79% | $2.9 million | 0.00% | 13F | |
| Bank of America Corp. | 665,847 | 4.69% | $2.9 million | 0.00% | -283,550 | 13F |
| PFM Health Sciences, LP | 582,122 | 4.10% | $2.5 million | 0.22% | -12,508 | 13F |
| Ensign Peak Advisors, Inc | 434,341 | 3.06% | $1.9 million | 0.00% | -92,244 | 13F |
| BlackRock, Inc. | 418,211 | 2.95% | $1.8 million | 0.00% | -845,008 | 13F |
| Peapod Lane Capital LLC | 331,951 | 2.34% | $1.4 million | 0.97% | new | 13F |
| Marshall Wace, LLP | 211,993 | 1.49% | $915,809 | 0.00% | new | 13F |
| Geode Capital Management, LLC | 204,652 | 1.44% | $884,538 | 0.00% | -216,721 | 13F |
| Stratos Wealth Partners, LTD. | 200,546 | 1.41% | $866,359 | 0.01% | no change | 13F |
| UBS Group AG | 190,289 | 1.34% | $822,048 | 0.00% | -62,210 | 13F |
| Morgan Stanley | 181,983 | 1.28% | $786,166 | 0.00% | +12,540 | 13F |
| Millennium Management LLC | 181,794 | 1.28% | $785,350 | 0.00% | new | 13F |
| Goldman Sachs Group Inc. | 173,460 | 1.22% | $749,348 | 0.00% | +80,100 | 13F |
| Jane Street Group, LLC | 139,197 | 0.98% | $601,331 | 0.00% | +74,387 | 13F |
| XTX Topco Ltd | 124,690 | 0.88% | $538,661 | 0.01% | -17,760 | 13F |
| Catalio Capital Management, LP | 118,279 | 0.83% | $510,965 | 0.10% | no change | 13F |
| Vanguard Fiduciary Trust Co. | 114,912 | 0.81% | $496,420 | 0.00% | +3,273 | 13F |
| GMT Capital Corp | 98,108 | 0.69% | $423,827 | 0.02% | +55,687 | 13F |
| Dimensional Fund Advisors LP | 90,698 | 0.64% | $391,828 | 0.00% | -22,667 | 13F |
| Pura Vida Investments, LLC | 83,333 | 0.59% | $359,999 | 0.97% | no change | 13F |
| State Street Corp. | 81,206 | 0.57% | $350,810 | 0.00% | -253,788 | 13F |
| Susquehanna International Group, LLP | 81,023 | 0.57% | $350,019 | 0.00% | +53,143 | 13F |
| C WorldWide Group Holding A/S | 66,666 | 0.47% | $288,000 | 0.01% | no change | 13F |
| Ieq Capital, LLC | 52,127 | 0.37% | $225,189 | 0.00% | +12,390 | 13F |
| Marquette Asset Management, LLC | 48,981 | 0.35% | $211,598 | 0.03% | new | 13F |
| National Bank of Canada | 45,622 | 0.32% | $197,087 | 0.00% | -542 | 13F |
| Northern Trust Corp. | 43,574 | 0.31% | $188,239 | 0.00% | -81,863 | 13F |
| Renaissance Technologies LLC | 43,428 | 0.31% | $187,609 | 0.00% | -178,647 | 13F |
| Barclays PLC | 42,771 | 0.30% | $184,771 | 0.00% | +31,979 | 13F |
| Centiva Capital, LP | 39,785 | 0.28% | $171,871 | 0.01% | -10,934 | 13F |
| Clayton Partners LLC | 37,527 | 0.26% | $162,117 | 0.11% | new | 13F |
| Price T Rowe Associates Inc. | 35,622 | 0.25% | $154,000 | 0.00% | -3,805 | 13F |
| Acadian Asset Management LLC | 35,050 | 0.25% | $149,000 | 0.00% | -4,705 | 13F |
| Jain Global LLC | 33,095 | 0.23% | $142,970 | 0.00% | new | 13F |
| HRT Financial LP | 32,885 | 0.23% | $142,000 | 0.00% | new | 13F |
| Mariner, LLC | 32,413 | 0.23% | $140,026 | 0.00% | +13,943 | 13F |
| BNP Paribas Financial Markets | 28,619 | 0.20% | $123,634 | 0.00% | -14,322 | 13F |
| Bank of New York Mellon Corp | 27,899 | 0.20% | $120,523 | 0.00% | -34,461 | 13F |
| American Century Companies Inc. | 26,943 | 0.19% | $116,394 | 0.00% | no change | 13F |
| Bridgeway Capital Management, LLC | 25,000 | 0.18% | $108,000 | 0.00% | new | 13F |
| Bank of Montreal | 24,678 | 0.17% | $106,609 | 0.00% | +6,666 | 13F |
| Squarepoint Ops LLC | 22,702 | 0.16% | $98,073 | 0.00% | new | 13F |
| Catalyst Funds Management Pty Ltd | 19,201 | 0.14% | $82,948 | 0.01% | new | 13F |
| Cerity Partners LLC | 19,009 | 0.13% | $82,120 | 0.00% | +6,272 | 13F |
| R Squared Ltd | 16,998 | 0.12% | $73,431 | 0.04% | -54 | 13F |
The 50 largest of the 92 funds that reported a position in OM in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on OM
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Calls | 61,000 | $263,520 | 30 June 2026 | 13F |
| Citadel Advisors | Puts | 11,400 | $49,248 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 6 October 2026 | 13G/A | BML Investment Partners, L.P. and 1 other | 2.8 million | 14.7% | 2 October 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 12 August 2026 | 13G | AQR Capital Management, LLC and 3 others | 998,961 | 5.4% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 12 August 2026 | 13G/A | Bank Of America Corp and 1 other | 666,596 | 3.5% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 July 2026 | 13G/A | BlackRock, Inc. and 1 other | 365,556 | 2.0% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 18 May 2026 | 13G/A | BML Investment Partners, L.P. and 1 other | 2.5 million | 13.6% | 15 May 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 15 May 2026 | 13G/A | Alyeska Investment Group, L.P. and 5 others | 0 | 0.0% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 15 May 2026 | 13G/A | Woodline Partners LP and 1 other | 292,437 | 1.6% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 12 May 2026 | 13G/A | BML Investment Partners, L.P. and 1 other | 2.2 million | 11.8% | 11 May 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 27 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G/A | Durable Capital Partners LP and 1 other | 0 | 0.0% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G/A | PFM Health Sciences, LP and 9 others | 530,796 | 2.9% | 31 December 2025 | passive, under 20% (13d-1(c)) | EDGAR |
| 13 February 2026 | 13G/A | BML Investment Partners, L.P. and 1 other | 1.9 million | 10.5% | 12 February 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 11 February 2026 | 13G | Bank Of America Corp and 1 other | 950,558 | 5.2% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 14 January 2026 | 13G | BML Investment Partners, L.P. and 1 other | 1.7 million | 9.4% | 12 January 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 14 November 2025 | 13G/A | Durable Capital Partners LP and 1 other | 1.4 million | 7.6% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 14 November 2025 | 13G/A | T. Rowe Price Investment Management, Inc. and 1 other | 2,399 | 0.0% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 25 August 2026 | 2 | $4.19 | SEC |
| 4 August 2026 | 1,087 | $4.99 | SEC |
| 29 July 2026 | 749 | $4.72 | SEC |
| 28 July 2026 | 47 | $4.32 | SEC |
| 15 July 2026 | 1 | $4.54 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.