Outset Medical, Inc.
Outset Medical, Inc. (OM) Insider Trading
Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.
SEC EDGAR · FMP · OM · as of Jun 8, 2026
Activity summary
Buy transactions
0
P-Purchase only
Sell transactions
23
12 Months
Buy/Sell ratio
0.00
Buy/Sell (by trades)
Overall sentiment
Outset Medical, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only
As of Jun 8, 2026
OM insider buying and selling by quarter
OM insider selling · OM insider buying stocks · quarterly insider activity
Mobile shows last 4Q · Desktop shows full 8Q
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters
As of Jun 8, 2026
Active insiders
Most active in past 12 months · OM ceo insider trading
Showing all insiders · Click a card to filter the transactions table below
▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API
Recent insider transactions
OM executive sell shares · OM board member insider trading · OM insider trading SEC filing
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Jun 4, 2026 | HACKETT PATRICK T Director | Award | 10,667 | — | Form 4 |
| Jun 4, 2026 | OBOYLE KEVIN C Director | Award | 10,667 | — | Form 4 |
| Jun 4, 2026 | Prange Karen Director | Award | 10,667 | — | Form 4 |
| Jun 4, 2026 | LANG BRENT D. Director | Award | 10,667 | — | Form 4 |
| Jun 4, 2026 | GROSSMAN D KEITH Director | Award | 10,667 | — | Form 4 |
| Jun 4, 2026 | Drexler Karen Director | Award | 10,667 | — | Form 4 |
| Jun 3, 2026 | Gaeta Renee CFO | Sale | 17,672 | $87K | Form 4 |
| May 15, 2026 | Trigg Leslie Chair and CEO · Director | Sale | 3,445 | $13K | Form 4 |
| May 15, 2026 | Nash Marc EVP Operations R&D & Service | Sale | 1,582 | $6K | Form 4 |
| May 15, 2026 | Brottem John L. General Counsel | Sale | 2,638 | $10K | Form 4 |
| May 15, 2026 | Leonard Braden Michael 10 percent owner | Other | 323,000 | $1.61M⚡ | Form 4 |
| May 11, 2026 | Leonard Braden Michael 10 percent owner | Other | 96,900 | $485K | Form 4 |
| May 8, 2026 | Leonard Braden Michael 10 percent owner | Other | 197,600 | $988K | Form 4 |
| Apr 6, 2026 | Elliott Derick A. EVP, Commercial | Award | 96,000 | — | Form 4 |
| Feb 17, 2026 | Brottem John L. General Counsel | Sale | 2,842 | $10K | Form 4 |
| Feb 17, 2026 | Trigg Leslie Chair and CEO · Director | Sale | 3,361 | $11K | Form 4 |
| Feb 17, 2026 | Nash Marc EVP Operations R&D & Service | Sale | 1,817 | $6K | Form 4 |
| Jan 20, 2026 | Nash Marc EVP Operations R&D & Service | Sale | 5,375 | $28K | Form 4 |
| Jan 21, 2026 | Nash Marc EVP Operations R&D & Service | Sale | 980 | $5K | Form 4 |
| Jan 20, 2026 | Brottem John L. General Counsel | Sale | 9,314 | $48K | Form 4 |
| Jan 21, 2026 | Brottem John L. General Counsel | Sale | 1,180 | $6K | Form 4 |
| Jan 20, 2026 | Trigg Leslie Chair and CEO · Director | Sale | 11,794 | $60K | Form 4 |
| Jan 21, 2026 | Trigg Leslie Chair and CEO · Director | Sale | 2,120 | $11K | Form 4 |
| Jan 9, 2026 | Prange Karen Director | Award | 18,667 | — | Form 4 |
| Jan 7, 2026 | Nash Marc EVP Operations R&D & Service | Sale | 108 | $461 | Form 4 |
Trigg Leslie
Chair and CEO · Director
Date
May 15
Shares
3,445
Price
$3.70
Value
$13K
Nash Marc
EVP Operations R&D & Service
Date
May 15
Shares
1,582
Price
$3.70
Value
$6K
Leonard Braden Michael
10 percent owner
Date
May 15
Shares
323,000
Price
$5.00
Value
$1.61M ⚡
Leonard Braden Michael
10 percent owner
Date
May 11
Shares
96,900
Price
$5.00
Value
$485K
Leonard Braden Michael
10 percent owner
Date
May 8
Shares
197,600
Price
$5.00
Value
$988K
Trigg Leslie
Chair and CEO · Director
Date
Feb 17
Shares
3,361
Price
$3.35
Value
$11K
Nash Marc
EVP Operations R&D & Service
Date
Feb 17
Shares
1,817
Price
$3.35
Value
$6K
Nash Marc
EVP Operations R&D & Service
Date
Jan 20
Shares
5,375
Price
$5.12
Value
$28K
Nash Marc
EVP Operations R&D & Service
Date
Jan 21
Shares
980
Price
$4.98
Value
$5K
Trigg Leslie
Chair and CEO · Director
Date
Jan 20
Shares
11,794
Price
$5.12
Value
$60K
Trigg Leslie
Chair and CEO · Director
Date
Jan 21
Shares
2,120
Price
$5.05
Value
$11K
Nash Marc
EVP Operations R&D & Service
Date
Jan 7
Shares
108
Price
$4.27
Value
$461
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —
About OM insider trading
OM insider trades
Outset Medical, Inc. (OM) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Nash Marc (EVP Operations R&D & Service), Trigg Leslie (Chair and CEO · Director), Brottem John L. (General Counsel). Over the past 12 months, 5 insiders have filed transactions with the SEC. OM insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.
For Outset Medical, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →
Frequently asked questions
OM insider trading · 5 questionsThe insiders of Outset Medical, Inc. (OM) include executives and directors such as Nash Marc (EVP Operations R&D & Service), Trigg Leslie (Chair and CEO · Director), Brottem John L. (General Counsel), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.
▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026