18 insiders reported 594 Form 4 transactions for Guardant Health, Inc. (GH) over the past 18 months (most recent 2026-09-22). Recent activity: MIGNONE ROBERTO (Director) Buy 264 shares, Hidalgo Medina Manuel (Director) Buy 232 shares, Azar Alex M II (Director) Sell 826 shares, Krognes Steve E. (Director) Sell 1,103 shares, Tariq Musa (Director) Buy 249 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-22 | MIGNONE ROBERTO | Director | Buy | 264 | $0 |
| 2026-09-21 | Hidalgo Medina Manuel | Director | Buy | 232 | $0 |
| 2026-09-17 | Azar Alex M II | Director | Sell | 826 | $144,550 |
| 2026-09-17 | Krognes Steve E. | Director | Sell | 1,103 | $192,432 |
| 2026-09-17 | Tariq Musa | Director | Buy | 249 | $0 |
| 2026-09-17 | Chudova Darya | Chief Technology Officer | Sell | 7,738 | $1.4M |
| 2026-09-17 | Krognes Steve E. | Director | Sell | 3,300 | $578,888 |
| 2026-09-17 | Tariq Musa | Director | Sell | 116 | $20,300 |
| 2026-09-17 | Krognes Steve E. | Director | Sell | 1,300 | $229,236 |
| 2026-09-17 | Krognes Steve E. | Director | Sell | 971 | $172,330 |
| 2026-09-14 | Azar Alex M II | Director | Buy | 1,651 | $0 |
| 2026-09-14 | Kalia Kumud | Chief Information Officer | Sell | 4,000 | $632,193 |
| 2026-08-27 | Eltoukhy Helmy | Co-Chief Executive Officer | Sell | 25,000 | $0 |
| 2026-08-27 | Eltoukhy Helmy | Co-Chief Executive Officer | Buy | 25,000 | $0 |
| 2026-08-27 | Eltoukhy Helmy | Co-Chief Executive Officer | Sell | 30,000 | $0 |
| 2026-08-24 | MIGNONE ROBERTO | Director | Buy | 264 | $0 |
| 2026-08-24 | Talasaz AmirAli | Co-Chief Executive Officer | Sell | 9,023 | $1.5M |
| 2026-08-24 | Talasaz AmirAli | Co-Chief Executive Officer | Sell | 20,888 | $3.5M |
| 2026-08-24 | Talasaz AmirAli | Co-Chief Executive Officer | Sell | 7,589 | $1.3M |
| 2026-08-18 | Hidalgo Medina Manuel | Director | Buy | 232 | $0 |
| 2026-08-18 | Tariq Musa | Director | Buy | 250 | $0 |
| 2026-08-18 | Tariq Musa | Director | Sell | 116 | $18,148 |
| 2026-08-13 | Monroe Terilyn J. | Chief People Officer | Buy | 32,288 | $650,280 |
| 2026-08-13 | Monroe Terilyn J. | Chief People Officer | Buy | 14,012 | $400,883 |
| 2026-08-13 | Monroe Terilyn J. | Chief People Officer | Sell | 3,704 | $605,286 |
Source: SEC Form 4 filings · as of 2026-09-22