14 insiders reported 63 Form 4 transactions for Outset Medical, Inc. (OM) over the past 18 months (most recent 2026-08-18). Recent activity: Trigg Leslie (Chair and CEO) Sell 3,437 shares, Gaeta Renee (Chief Financial Officer) Sell 4,543 shares, Brottem John L. (General Counsel) Sell 2,632 shares, Trigg Leslie (Chair and CEO) Buy 99,160 shares, Gaeta Renee (Chief Financial Officer) Buy 71,630 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-18 | Trigg Leslie | Chair and CEO | Sell | 3,437 | $15,088 |
| 2026-08-18 | Gaeta Renee | Chief Financial Officer | Sell | 4,543 | $19,944 |
| 2026-08-18 | Brottem John L. | General Counsel | Sell | 2,632 | $11,554 |
| 2026-06-29 | Trigg Leslie | Chair and CEO | Buy | 99,160 | $0 |
| 2026-06-29 | Gaeta Renee | Chief Financial Officer | Buy | 71,630 | $0 |
| 2026-06-29 | Brottem John L. | General Counsel | Buy | 59,830 | $0 |
| 2026-06-05 | OBOYLE KEVIN C | Director | Buy | 10,667 | $0 |
| 2026-06-05 | GROSSMAN D KEITH | Director | Buy | 10,667 | $0 |
| 2026-06-05 | HACKETT PATRICK T | Director | Buy | 10,667 | $0 |
| 2026-06-05 | Drexler Karen | Director | Buy | 10,667 | $0 |
| 2026-06-05 | LANG BRENT D. | Director | Buy | 10,667 | $0 |
| 2026-06-05 | Prange Karen | Director | Buy | 10,667 | $0 |
| 2026-06-05 | Gaeta Renee | Chief Financial Officer | Sell | 17,672 | $87,300 |
| 2026-05-19 | Trigg Leslie | Chair and CEO | Sell | 3,445 | $12,746 |
| 2026-05-19 | Brottem John L. | General Counsel | Sell | 2,638 | $9,761 |
| 2026-05-19 | Nash Marc | EVP Operations R&D & Service | Sell | 1,582 | $5,853 |
| 2026-05-18 | Leonard Braden Michael | 10% Owner | Buy | 323,000 | $1.6M |
| 2026-05-12 | Leonard Braden Michael | 10% Owner | Buy | 197,600 | $988,000 |
| 2026-05-12 | Leonard Braden Michael | 10% Owner | Buy | 96,900 | $484,500 |
| 2026-04-08 | Elliott Derick A. | EVP, Commercial | Buy | 96,000 | $0 |
| 2026-02-19 | Brottem John L. | General Counsel | Sell | 2,842 | $9,521 |
| 2026-02-19 | Nash Marc | EVP Operations R&D & Service | Sell | 1,817 | $6,087 |
| 2026-02-19 | Trigg Leslie | Chair and CEO | Sell | 3,361 | $11,259 |
| 2026-01-21 | Brottem John L. | General Counsel | Sell | 9,314 | $47,688 |
| 2026-01-21 | Brottem John L. | General Counsel | Sell | 1,180 | $5,912 |
Source: SEC Form 4 filings · as of 2026-08-18