William Banyai
See Remarks at Twist Bioscience Corporation
Sits on 1 board. Last updated September 27, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Twist Bioscience Corporation, 3 years.
Twist Bioscience Corporation
Director · See Remarks
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| May 3, 2024 | Twist Bioscience Corporation | Open-market sale | −798 | $37.13 | $29,630 |
| Apr 2, 2024 | Twist Bioscience Corporation | Open-market sale | −327 | $32.74 | $10,706 |
| Mar 20, 2024 | Twist Bioscience Corporation | Open-market sale | −442 | $33.52 | $14,816 |
| Mar 6, 2024 | Twist Bioscience Corporation | Open-market sale | −549 | $37.43 | $20,549 |
| Feb 2, 2024 | Twist Bioscience Corporation | Shares withheld for tax | −1,043 | $36.59 | $38,163 |
| Jan 2, 2024 | Twist Bioscience Corporation | Shares withheld for tax | −356 | $36.86 | $13,122 |
| Dec 19, 2023 | Twist Bioscience Corporation | Shares withheld for tax | −608 | $38.33 | $23,305 |
| Dec 5, 2023 | Twist Bioscience Corporation | Shares withheld for tax | −775 | $24.67 | $19,119 |
| Nov 20, 2023 | Twist Bioscience Corporation | Shares withheld for tax | −968 | $24.74 | $23,948 |
| Nov 2, 2023 | Twist Bioscience Corporation | Grant or award | +19,743 | — | — |
| Nov 2, 2023 | Twist Bioscience Corporation | Shares withheld for tax | −2,731 | $17.31 | $47,274 |
| Nov 2, 2023 | Twist Bioscience Corporation | Grant or award | +41,455 | — | — |
| Oct 24, 2023 | Twist Bioscience Corporation | Shares withheld for tax | −201 | $16.58 | $3,333 |
| Sep 29, 2023 | Twist Bioscience Corporation | Shares withheld for tax | −301 | $20.26 | $6,098 |
| Sep 19, 2023 | Twist Bioscience Corporation | Shares withheld for tax | −424 | $20.33 | $8,620 |
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