Form 4: Guardant Health CEO Reports Stock Transaction
Insider Transaction (Form 4)
Amirali Talasaz, Co-Chief Executive Officer and a Director of Guardant Health, Inc., reported multiple transactions in common stock on September 30, 2026.
Summary
- Option exercise/conversion: acquired 2,817 Common Stock on September 30, 2026; holds 1,827,168 after (Indirect).
- Tax/exercise-price withholding: disposed of 1,428 Common Stock at $178.36 ($254,698) on September 30, 2026; holds 1,825,740 after (Indirect).
- Option exercise/conversion: acquired 23,997 Common Stock on October 1, 2026; holds 1,849,737 after (Indirect).
- Option exercise/conversion: acquired 9,716 Common Stock on October 1, 2026; holds 1,859,453 after (Indirect).
- Tax/exercise-price withholding: disposed of 17,087 Common Stock at $174.75 ($2,985,953) on October 1, 2026; holds 1,842,366 after (Indirect).
- Option exercise/conversion: disposed of 2,817 Restricted Stock Units on September 30, 2026; holds 2,817 after (Direct).
- Option exercise/conversion: disposed of 23,997 Restricted Stock Units on October 1, 2026; holds 23,998 after (Direct).
- Option exercise/conversion: disposed of 9,716 Restricted Stock Units on October 1, 2026; holds 48,580 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Amirali Talasaz — Director, Officer (Co-Chief Executive Officer)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-30 | Option exercise/conversion | Common Stock | 2,817 | — | — | 1,827,168 |
| 2026-09-30 | Tax/exercise-price withholding | Common Stock | 1,428 | $178 | $254.7K | 1,825,740 |
| 2026-10-01 | Option exercise/conversion | Common Stock | 23,997 | — | — | 1,849,737 |
| 2026-10-01 | Option exercise/conversion | Common Stock | 9,716 | — | — | 1,859,453 |
| 2026-10-01 | Tax/exercise-price withholding | Common Stock | 17,087 | $175 | $3.0M | 1,842,366 |
| 2026-09-30 | Option exercise/conversion | Restricted Stock Units | 2,817 | — | — | 2,817 |
| 2026-10-01 | Option exercise/conversion | Restricted Stock Units | 23,997 | — | — | 23,998 |
| 2026-10-01 | Option exercise/conversion | Restricted Stock Units | 9,716 | — | — | 48,580 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-30 | Option exercise/conversion (2,817 shares) |
| 2026-09-30 | Tax/exercise-price withholding (1,428 shares) |
| 2026-10-01 | Option exercise/conversion (23,997 shares) |
| 2026-10-01 | Option exercise/conversion (9,716 shares) |
| 2026-10-01 | Tax/exercise-price withholding (17,087 shares) |
| 2026-09-30 | Option exercise/conversion (2,817 shares) |
| 2026-10-01 | Option exercise/conversion (23,997 shares) |
| 2026-10-01 | Option exercise/conversion (9,716 shares) |
Keywords
insider transaction, Form 4, GH, Guardant Health, Inc., neutral, Amirali Talasaz
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