Talasaz AmirAli Insider Trading -- Recent SEC Form 4 Transactions
Talasaz AmirAli (CIK 1753159) reported 84 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-10-02). Recent activity: Buy GH (2,817 shares), Sell GH (1,428 shares), Buy GH (23,997 shares), Buy GH (9,716 shares), Sell GH (17,087 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 2,817 | $0 |
| 2026-10-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 1,428 | $254,698 |
| 2026-10-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 23,997 | $0 |
| 2026-10-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 9,716 | $0 |
| 2026-10-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 17,087 | $3.0M |
| 2026-08-24 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 9,023 | $1.5M |
| 2026-08-24 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 20,888 | $3.5M |
| 2026-08-24 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 7,589 | $1.3M |
| 2026-08-12 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 75,000 | $0 |
| 2026-08-12 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 75,000 | $0 |
| 2026-07-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 23,997 | $0 |
| 2026-07-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 1,428 | $214,243 |
| 2026-07-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 2,817 | $0 |
| 2026-07-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 9,715 | $0 |
| 2026-07-02 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 17,086 | $2.9M |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 111,804 | $467,341 |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 64,037 | $9.6M |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 52,935 | $8.0M |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Buy | 143,028 | $597,857 |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 25,812 | $3.9M |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 70,513 | $10.7M |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 46,663 | $7.1M |
| 2026-06-30 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 40 | $6,120 |
| 2026-05-22 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 200 | $20,190 |
| 2026-05-22 | Guardant Health, Inc. (GH) | Co-Chief Executive Officer | Sell | 900 | $92,313 |
Source: SEC Form 4 filings · as of 2026-10-02