Form 4: Twist Bioscience CEO Sells Shares
Insider Transaction (Form 4)
Emily M. Leproust, Chief Executive Officer and a Director of Twist Bioscience Corp, sold 113,318 shares of common stock on August 10, 2026 for $125.16 per share.
Summary
- Option exercise/conversion: acquired 113,318 Common Stock at $26.66 ($3,021,058) on August 10, 2026; holds 932,256 after (Direct).
- Open-market sale: disposed of 113,318 Common Stock at $125.16 ($14,183,051) on August 10, 2026; holds 818,938 after (Direct).
- Option exercise/conversion: disposed of 113,318 Employee Stock Option (right to buy) on August 10, 2026; holds 153,221 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $14,183,051 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Emily M. Leproust — Director, Officer (Chief Executive Officer)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-10 | Option exercise/conversion | Common Stock | 113,318 | $27 | $3.0M | 932,256 |
| 2026-08-10 | Open-market sale | Common Stock | 113,318 | $125 | $14.2M | 818,938 |
| 2026-08-10 | Option exercise/conversion | Employee Stock Option (right to buy) | 113,318 | — | — | 153,221 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-10 | Option exercise/conversion (113,318 shares) |
| 2026-08-10 | Open-market sale (113,318 shares) |
| 2026-08-10 | Option exercise/conversion (113,318 shares) |
Keywords
insider transaction, Form 4, TWST, Twist Bioscience Corp, bearish, Emily M. Leproust
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