OMHealthcareMicro-Cap
Outset Medical, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Outset Medical, Inc. (OM), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are OM insiders buying or selling?
Outset Medical, Inc. insiders reported 6 open-market buys ($1.2M) and 241 sells ($870.0M) across 247 Form 4 filings — a net selling position of $868.8M.
Source: SEC EDGAR Form 4
Key Statistics (as of Jun 5, 2026)
Total Form 4 filings
247
SEC EDGAR
Insider filers
15
Insider buys (6)
$1.2M
Insider sells (241)
$870.0M
Insider sentiment
Net sellingNet insider flow of $868.8M in net selling.
Recent OM insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 5, 2026 | Renee Gaeta | Chief Financial Officer | Sale | 17.7K | $4.94 | $87.3K |
| May 20, 2026 | Leslie Trigg | Chair and CEO | Sale | 3.4K | $3.70 | $12.7K |
| May 20, 2026 | Marc Nash | EVP Operations R&D & Service | Sale | 1.6K | $3.70 | $5.9K |
| May 20, 2026 | John L. Brottem | General Counsel | Sale | 2.6K | $3.70 | $9.8K |
| Feb 20, 2026 | John L. Brottem | General Counsel | Sale | 2.8K | $3.35 | $9.5K |
| Feb 20, 2026 | Leslie Trigg | Chair and CEO | Sale | 3.4K | $3.35 | $11.3K |
| Feb 20, 2026 | Marc Nash | EVP Operations R&D & Service | Sale | 1.8K | $3.35 | $6.1K |
| Jan 22, 2026 | Marc Nash | EVP Operations R&D & Service | Sale | 6.4K | $5.10 | $32.4K |
| Jan 22, 2026 | John L. Brottem | General Counsel | Sale | 10.5K | $5.11 | $53.6K |
| Jan 21, 2026 | Leslie Trigg | Chair and CEO | Sale | 13.9K | $5.11 | $71.1K |
| Jan 8, 2026 | Marc Nash | EVP Operations R&D & Service | Sale | 108 | $4.27 | $461.16 |
| Jan 8, 2026 | John L. Brottem | General Counsel | Sale | 224 | $4.27 | $956.48 |
| Jan 8, 2026 | Leslie Trigg | Chair and CEO | Sale | 1.8K | $4.27 | $7.7K |
| Dec 2, 2025 | Karen Drexler | Director | Sale | 1.5K | $4.37 | $6.8K |
| Nov 18, 2025 | Leslie Trigg | Chair and CEO | Sale | 916 | $4.60 | $4.2K |
| Nov 18, 2025 | Marc Nash | EVP Operations R&D & Service | Sale | 247 | $4.60 | $1.1K |
| Nov 18, 2025 | John L. Brottem | General Counsel | Sale | 388 | $4.60 | $1.8K |
| Aug 18, 2025 | Leslie Trigg | Chair and CEO | Sale | 904 | $12.88 | $11.6K |
| Aug 18, 2025 | Marc Nash | SVP Operations and R&D | Sale | 243 | $12.88 | $3.1K |
| Aug 18, 2025 | John L. Brottem | General Counsel | Sale | 383 | $12.88 | $4.9K |
| May 16, 2025 | Leslie Trigg | Chair and CEO | Sale | 935 | $17.80 | $16.6K |
| May 16, 2025 | Marc Nash | SVP Operations and R&D | Sale | 252 | $17.82 | $4.5K |
| May 16, 2025 | John L. Brottem | General Counsel | Sale | 396 | $17.82 | $7.1K |
| May 16, 2025 | Nabeel Ahmed | Chief Financial Officer | Sale | 584 | $17.81 | $10.4K |
| Feb 19, 2025 | Leslie Trigg | Chair and CEO | Sale | 14.6K | $0.90 | $13.1K |
Showing the 25 most recent of 247 Form 4 filings for Outset Medical, Inc..
Most active OM insiders
- John L. Brottem53 filings
- Leslie Trigg51 filings
- Nabeel Ahmed33 filings
- Martin Vazquez29 filings
- Marc Nash19 filings
Ask anything about OM insider activity
Use Trabud's AI agent to query Outset Medical, Inc.'s Form 4 history in plain English — "Show me OM CEO purchases this year" or compare it against any other ticker.
Open the AI agentOM insider trading FAQ
Are Outset Medical, Inc. insiders buying or selling?
Across 247 SEC Form 4 filings, Outset Medical, Inc. (OM) insiders reported 6 open-market purchases totaling $1.2M and 241 sales totaling $870.0M. That is a net selling position of $868.8M.
How many insiders trade OM stock?
15 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Outset Medical, Inc.. The most recent filing was accepted on Jun 5, 2026.
Where does Trabud get OM insider trading data?
All OM insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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