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Outset Medical (OM) Institutional Ownership

Outset Medical logo
$3.85 -0.21 (-5.17%)
As of 01:12 PM Eastern
This is a fair market value price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Outset Medical (NASDAQ:OM)

Number of
Institutional Buyers
(last 12 months)
39
Total
Institutional Inflows
(last 12 months)
$29.85M
Number of
Institutional Sellers
(last 12 months)
18
Total
Institutional Outflows
(last 12 months)
$25.43M
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OM Institutional Buying and Selling by Quarter

Outset Medical Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026Engineers Gate Manager LP16,937$73K0.0%-74.7%0.090%
9/9/2026Squarepoint Ops LLC22,702$98K0.0%N/A0.121%
8/6/2026Bank of New York Mellon Corp27,899$121K0.0%N/A0.151%
7/10/2026Marquette Asset Management LLC48,981$212K0.0%N/A0.264%
7/8/2026Assenagon Asset Management S.A.339,438$1.47M0.0%-32.7%1.831%
5/14/2026Renaissance Technologies LLC222,075$853K0.0%+391.3%1.198%
5/14/2026Sei Investments Co.35,366$136K0.0%+15.5%0.191%
5/7/2026Dimensional Fund Advisors LP113,365$435K0.0%-28.4%0.612%
5/6/2026BML Capital Management LLC1,902,201$7.30M4.7%+250.2%10.266%
5/5/2026Bank of New York Mellon Corp62,360$239K0.0%+4.1%0.337%
4/29/2026R Squared Ltd17,052$65K0.0%N/A0.092%
4/20/2026Assenagon Asset Management S.A.504,093$1.94M0.0%-0.8%2.753%
3/20/2026Hsbc Holdings PLC12,322$46K0.0%N/A0.067%
2/26/2026Aristides Capital LLC47,700$177K0.0%N/A0.261%
2/18/2026XTX Topco Ltd100,612$373K0.0%+876.9%0.554%
2/18/2026Millennium Management LLC30,768$114K0.0%-92.7%0.170%
2/18/2026Engineers Gate Manager LP50,178$186K0.0%N/A0.276%
2/18/2026Bridgeway Capital Management LLC20,000$74K0.0%N/A0.110%
2/17/2026AQR Capital Management LLC180,363$669K0.0%+248.0%0.994%
2/17/2026Jain Global LLC20,895$78K0.0%N/A0.115%
2/17/2026Jump Financial LLC32,771$122K0.0%N/A0.181%
2/17/2026Price T Rowe Associates Inc. MD28,627$107K0.0%+93.1%0.158%
2/17/2026Graham Capital Management L.P.51,070$189K0.0%+240.7%0.281%
2/16/2026Squarepoint Ops LLC59,285$220K0.0%-37.6%0.327%
2/16/2026Barclays PLC37,682$140K0.0%+9.8%0.208%
2/13/2026Marshall Wace LLP170,758$634K0.0%-59.3%0.941%
2/13/2026Stifel Financial Corp79,924$297K0.0%N/A0.440%
2/13/2026Charles Schwab Investment Management Inc.41,162$153K0.0%-21.3%0.227%
2/13/2026Wells Fargo & Company MN18,271$68K0.0%+57.0%0.101%
2/12/2026HRT Financial LP15,665$58K0.0%N/A0.086%
2/12/2026Aristides Capital LLC47,700$177K0.0%N/A0.263%
2/12/2026Paradigm Capital Management Inc. NY40,000$148K0.0%N/A0.220%
2/12/2026Renaissance Technologies LLC45,205$168K0.0%+11.7%0.249%
2/12/2026Dimensional Fund Advisors LP158,352$587K0.0%+372.2%0.872%
2/12/2026Ensign Peak Advisors Inc560,169$2.08M0.0%+71.8%3.086%
2/12/2026Nuveen LLC65,304$242K0.0%+88.3%0.360%
2/11/2026Deutsche Bank AG177,681$659K0.0%+157.7%0.979%
2/11/2026Los Angeles Capital Management LLC7,805$29K0.0%N/A0.043%
2/9/2026Geode Capital Management LLC400,363$1.49M0.0%+0.8%2.205%
2/3/2026BML Capital Management LLC543,180$2.02M1.7%N/A2.992%
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1/9/2026Assenagon Asset Management S.A.508,414$1.89M0.0%+34.8%2.801%
1/1/2026JPMorgan Chase & Co.116,306$1.64M0.0%+1,276.1%0.641%
11/17/2025Alyeska Investment Group L.P.1,614,582$22.80M0.1%+10.2%8.896%
11/17/2025Verition Fund Management LLC15,796$223K0.0%-31.9%0.087%
11/17/2025Parkman Healthcare Partners LLC454,512$6.42M0.7%-17.2%2.504%
11/17/2025Millennium Management LLC421,409$5.95M0.0%+165.8%2.322%
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.7,646$108K0.0%-21.2%0.042%
11/17/2025Citadel Advisors LLC96,084$1.36M0.0%+372.8%0.529%
11/17/2025Bank of America Corp DE23,051$325K0.0%-83.0%0.127%
11/17/2025Algert Global LLC72,931$1.03M0.0%+419.8%0.402%
11/14/2025Schonfeld Strategic Advisors LLC114,800$1.62M0.0%-55.3%0.633%
11/14/2025Durable Capital Partners LP1,023,706$14.46M0.1%-38.2%5.640%
11/14/2025Two Sigma Investments LP146,598$2.07M0.0%+97.9%0.808%
11/14/2025Squarepoint Ops LLC94,966$1.34M0.0%+155.0%0.523%
11/13/2025Marshall Wace LLP419,118$5.92M0.0%-19.6%2.309%
11/13/2025UBS Group AG72,441$1.02M0.0%-9.0%0.399%
11/13/2025BNP Paribas Financial Markets103,766$1.47M0.0%+4,929.9%0.572%
11/13/2025Russell Investments Group Ltd.12,391$175K0.0%N/A0.068%
11/12/2025Pura Vida Investments LLC5,000$71K0.5%-98.8%0.028%
11/12/2025Dimensional Fund Advisors LP33,535$474K0.0%N/A0.189%
11/12/2025Quantbot Technologies LP2,245$32K0.0%-71.6%0.013%
11/12/2025R Squared Ltd10,308$146K0.1%N/A0.058%
11/7/2025Vanguard Group Inc.982,618$13.88M0.0%-0.9%5.530%
11/7/2025JPMorgan Chase & Co.116,306$1.64M0.0%+1,276.1%0.655%
11/6/2025Rhumbline Advisers24,316$343K0.0%-6.4%0.137%
11/3/2025Federated Hermes Inc.72,117$1.02M0.0%+44,416.7%0.406%
10/31/2025Y Intercept Hong Kong Ltd54,005$763K0.0%N/A0.304%
10/7/2025Assenagon Asset Management S.A.377,033$5.32M0.0%N/A2.122%
8/27/2025Squarepoint Ops LLC37,247$716K0.0%+77.4%0.210%
8/15/2025Massar Capital Management LP20,000$384K0.3%N/A0.113%
8/15/2025BNP Paribas Financial Markets2,063$40K0.0%+7,013.8%0.012%
8/15/2025Birchview Capital LP34,584$664K0.7%+40.7%0.195%
8/15/2025Balyasny Asset Management L.P.143,160$2.75M0.0%N/A0.806%
8/15/2025Bank of America Corp DE135,890$2.61M0.0%+37,130.1%0.765%
8/14/2025PDT Partners LLC14,159$272K0.0%N/A0.080%
8/14/2025Durable Capital Partners LP1,657,126$31.83M0.2%-4.8%9.325%
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9,703$186K0.0%N/A0.055%
8/13/2025Marshall Wace LLP521,400$10.02M0.0%-19.8%2.935%
8/13/2025Walleye Capital LLC56,101$1.08M0.0%N/A0.316%
8/13/2025Invesco Ltd.12,109$233K0.0%N/A0.068%
8/13/2025Quantbot Technologies LP7,893$152K0.0%N/A0.044%
8/13/2025Pura Vida Investments LLC429,120$8.24M74.2%+8,482.4%2.415%
8/13/2025New York State Common Retirement Fund5,600$108K0.0%N/A0.032%
8/12/2025XTX Topco Ltd11,299$217K0.0%N/A0.064%
8/12/2025Ameritas Investment Partners Inc.1,809$35K0.0%N/A0.010%
8/12/2025Rhumbline Advisers25,975$499K0.0%N/A0.146%
8/12/2025Legal & General Group Plc1,754$34K0.0%N/A0.010%
8/12/2025JPMorgan Chase & Co.8,452$162K0.0%+662.8%0.048%
8/12/2025Ensign Peak Advisors Inc314,522$6.04M0.0%+272.4%1.770%
8/8/2025Police & Firemen s Retirement System of New Jersey4,055$78K0.0%N/A0.023%
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8/8/2025Geode Capital Management LLC415,552$7.98M0.0%+955.9%2.345%
5/21/2025Acadian Asset Management LLC89,299$985K0.0%-91.1%2.484%
5/19/2025Jane Street Group LLC33,912$375K0.0%-68.9%0.943%
5/16/2025Woodline Partners LP1,325,784$14.66M0.1%N/A36.879%
5/16/2025Parkman Healthcare Partners LLC231,099$2.56M0.3%N/A6.428%
5/16/2025Alyeska Investment Group L.P.1,703,083$18.84M0.1%N/A47.374%
5/15/2025Birchview Capital LP24,584$272K0.2%-93.3%0.684%
5/15/2025Durable Capital Partners LP1,740,216$19.25M0.2%N/A48.407%
5/15/2025GMT Capital Corp98,108$1.09M0.1%-93.3%2.729%
5/14/2025T. Rowe Price Investment Management Inc.1,603,056$17.73M0.0%N/A44.591%


OM Institutional Ownership - Frequently Asked Questions

During the previous two years, 79 institutional investors and hedge funds held shares of Outset Medical. The most heavily invested institutionals were Alyeska Investment Group L.P. ($22.80M), T. Rowe Price Investment Management Inc. ($17.73M), Woodline Partners LP ($14.66M), Durable Capital Partners LP ($14.46M), Vanguard Group Inc. ($13.88M), Massachusetts Financial Services Co. MA ($9.29M), and BML Capital Management LLC ($7.30M).Learn more on Outset Medical's institutional investors.

Of the 64 institutional investors that purchased Outset Medical's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BML Capital Management LLC ($1.90M), Alyeska Investment Group L.P. ($1.85M), Durable Capital Partners LP ($1.74M), T. Rowe Price Investment Management Inc. ($1.60M), Woodline Partners LP ($1.33M), GSA Capital Partners LLP ($1.00M), and Massachusetts Financial Services Co. MA ($840.25K).

Institutional investors have bought a total of 4,671,421 shares in the last 24 months. This purchase volume represents approximately $29.85M in transactions.

Of the 18 institutional investors that sold Outset Medical's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Durable Capital Partners LP ($633.42K), Pura Vida Investments LLC ($424.12K), Millennium Management LLC ($390.64K), Marshall Wace LLP ($350.64K), Assenagon Asset Management S.A. ($168.98K), Schonfeld Strategic Advisors LLC ($141.88K), and Bank of America Corp DE ($112.84K).

Institutional investors have sold a total of 2,491,535 shares in the last 24 months. This volume of shares sold represents approximately $25.43M in transactions.


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Institutional ownership data for NASDAQ:OM is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.
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