OM
Outset Medical, Inc.
NASDAQ · USHealthcareMedical - Devices
$4.04-3.81%
Price as of Jul 20, 2026
OM ownership
Outset Medical, Inc. ownership & insider activity
Latest available institutional positioning and SEC Form 4 insider transactions, coalesced at the company entity level when listings share coverage.
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
4
Net (3m)
-$115.7K
Insider trades by month Buys Sells
Nov
Dec
Jan
Feb
May
Jun
Context3-month price +6%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 29, 2026 | Gaeta Reneeofficer: Chief Financial Officer | Grant | 71,630 | — |
| Jun 29, 2026 | Brottem John L.officer: General Counsel | Grant | 59,830 | — |
| Jun 29, 2026 | Trigg Lesliedirector, officer: Chair and CEO | Grant | 99,160 | — |
| Jun 5, 2026 | Prange Karendirector | Grant | 10,667 | — |
| Jun 5, 2026 | OBOYLE KEVIN Cdirector | Grant | 10,667 | — |
| Jun 5, 2026 | Drexler Karendirector | Grant | 10,667 | — |
| Jun 5, 2026 | GROSSMAN D KEITHdirector | Grant | 10,667 | — |
| Jun 5, 2026 | Gaeta Reneeofficer: Chief Financial Officer | Sell | 17,672 | $4.94 |
| Jun 5, 2026 | HACKETT PATRICK Tdirector | Grant | 10,667 | — |
| Jun 5, 2026 | LANG BRENT D.director | Grant | 10,667 | — |
| May 19, 2026 | Nash Marcofficer: EVP Operations R&D & Service | Sell | 1,582 | $3.70 |
| May 19, 2026 | Brottem John L.officer: General Counsel | Sell | 2,638 | $3.70 |
| May 19, 2026 | Trigg Lesliedirector, officer: Chair and CEO | Sell | 3,445 | $3.70 |
| Apr 8, 2026 | Elliott Derick A.officer: EVP, Commercial | Grant | 96,000 | — |
| Feb 19, 2026 | Brottem John L.officer: General Counsel | Sell | 2,842 | $3.35 |
| Feb 19, 2026 | Trigg Lesliedirector, officer: Chair and CEO | Sell | 3,361 | $3.35 |
| Feb 19, 2026 | Nash Marcofficer: EVP Operations R&D & Service | Sell | 1,817 | $3.35 |
| Jan 21, 2026 | Trigg Lesliedirector, officer: Chair and CEO | Sell | 11,794 | $5.12 |
| Jan 21, 2026 | Trigg Lesliedirector, officer: Chair and CEO | Sell | 2,120 | $5.05 |
| Jan 21, 2026 | Nash Marcofficer: EVP Operations R&D & Service | Sell | 5,375 | $5.12 |
| Jan 21, 2026 | Brottem John L.officer: General Counsel | Sell | 9,314 | $5.12 |
| Jan 21, 2026 | Brottem John L.officer: General Counsel | Sell | 1,180 | $5.01 |
| Jan 21, 2026 | Nash Marcofficer: EVP Operations R&D & Service | Sell | 980 | $4.98 |
| Jan 12, 2026 | Prange Karendirector | Grant | 18,667 | — |
| Jan 8, 2026 | Nash Marcofficer: EVP Operations R&D & Service | Sell | 108 | $4.27 |
| Jan 8, 2026 | Trigg Lesliedirector, officer: Chair and CEO | Sell | 1,795 | $4.27 |
| Jan 8, 2026 | Brottem John L.officer: General Counsel | Sell | 224 | $4.27 |
| Dec 2, 2025 | Drexler Karendirector | Sell | 1,548 | $4.37 |
| Nov 18, 2025 | Nash Marcofficer: EVP Operations R&D & Service | Sell | 247 | $4.60 |
| Nov 18, 2025 | Brottem John L.officer: General Counsel | Sell | 388 | $4.60 |
Source: OM SEC Form 4 filings, latest Jun 29, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their OM positions over the last 6 months (SEC Form 13F).
Increased
69
New positions
47
Reduced
51
Sold out
44
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Increased | 2.7M | May 15, 2026 |
| FMR LLC | Reduced | 2.6M | Feb 17, 2026 |
| BML CAPITAL MANAGEMENT, LLC | Increased | 1.9M | May 6, 2026 |
| ALYESKA INVESTMENT GROUP, L.P. | Unchanged | 1.6M | Feb 13, 2026 |
| WOODLINE PARTNERS LP | Unchanged | 1.3M | Feb 17, 2026 |
| BLACKROCK, INC. | Increased | 1.3M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 1.3M | May 13, 2026 |
| VANGUARD GROUP INC | Reduced | 978K | Jan 29, 2026 |
| BANK OF AMERICA CORP /DE/ | Increased | 951K | Feb 17, 2026 |
| BANK OF AMERICA CORP /DE/ | Reduced | 949K | May 18, 2026 |
| PERCEPTIVE ADVISORS LLC | Unchanged | 833K | May 29, 2026 |
| PERCEPTIVE ADVISORS LLC | Unchanged | 833K | Feb 17, 2026 |
| AQR CAPITAL MANAGEMENT LLC | Increased | 808K | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 764K | May 15, 2026 |
| PFM HEALTH SCIENCES, LP | Increased | 595K | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.