Twist Bioscience Corp
TWST
71 insider filings · Latest: Jun 25, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 25, 2026 | Jun 26 8:41 PM | Emily M. LeproustDirector, Chief Executive Officer | Sale | 18,880 | $95.00 | $1.8M | 824,039(D) | View → |
| Jun 24, 2026 | Jun 26 8:05 PM | Dennis ChoSenior Vice President, Chief Legal Officer & Corporate Secretary | Sale | 14,205 | $89.75 | $1.3M | 105,141(D) | View → |
| Jun 25, 2026 | Jun 25 3:28 PM | Leproust Emily M. | Proposed Sale | 18,880 | $95.00 | $1.8M | — | View → |
| Jun 22, 2026 | Jun 24 8:05 PM | Paula GreenSVP of Human Resources | Sale | 291 | $87.32 | $25.4K | 120,414(D) | View → |
| Jun 22, 2026 | Jun 24 8:05 PM | Dennis ChoSenior Vice President, Chief Legal Officer & Corporate Secretary | Sale | 346 | $87.32 | $30.2K | 119,346(D) | View → |
| Jun 22, 2026 | Jun 24 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Sale | 1,688 | $87.32 | $147.4K | 842,919(D) | View → |
| Jun 24, 2026 | Jun 24 6:44 PM | Cho Dennis | Proposed Sale | 14,205 | $89.75 | $1.3M | — | View → |
| Jun 22, 2026 | Jun 22 7:29 PM | Leproust Emily M. | Proposed Sale | 1,688 | $87.32 | $147.4K | — | View → |
| Jun 22, 2026 | Jun 22 7:18 PM | Cho Dennis | Proposed Sale | 346 | $87.32 | $30.2K | — | View → |
| Jun 22, 2026 | Jun 22 7:16 PM | Green Paula | Proposed Sale | 291 | $87.32 | $25.4K | — | View → |
| Jun 15, 2026 | Jun 17 8:05 PM | Paula GreenSVP of Human Resources | Sale | 26,137 | $81.67 | $2.1M | 120,705(D) | View → |
| Jun 15, 2026 | Jun 15 6:56 PM | Green Paula | Proposed Sale | 26,137 | $81.67 | $2.1M | — | View → |
| Jun 8, 2026 | Jun 10 8:05 PM | Dennis ChoSenior Vice President, Chief Legal Officer & Corporate Secretary | Sale | 402 | $69.84 | $28.1K | 119,692(D) | View → |
| Jun 8, 2026 | Jun 10 8:05 PM | Paula GreenSVP of Human Resources | Sale | 884 | $69.84 | $61.7K | 120,705(D) | View → |
| Jun 8, 2026 | Jun 10 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Sale | 2,265 | $69.84 | $158.2K | 844,607(D) | View → |
| Jun 8, 2026 | Jun 10 8:05 PM | Robert F. WernerChief Accounting Officer | Sale | 1,359 | $69.20 | $94.0K | 46,827(D) | View → |
| Jun 8, 2026 | Jun 8 9:16 PM | WERNER ROBERT F. | Proposed Sale | 1,127 | $69.07 | $77.8K | — | View → |
| Jun 8, 2026 | Jun 8 8:49 PM | Cho Dennis | Proposed Sale | 402 | $69.84 | $28.1K | — | View → |
| Jun 8, 2026 | Jun 8 8:16 PM | WERNER ROBERT F. | Proposed Sale | 232 | $69.84 | $16.2K | — | View → |
| Jun 8, 2026 | Jun 8 7:54 PM | Green Paula | Proposed Sale | 884 | $69.84 | $61.7K | — | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 15, 2026 | Jun 17 8:05 PM | Paula GreenSVP of Human Resources | Option Exercise | 26,137 | $23.33 | 0(D) | View → |
| May 28, 2026 | Jun 1 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Option Exercise | 16,470 | $8.82 | 75,439(D) | View → |
| May 27, 2026 | May 28 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Option Exercise | 25,017 | $8.82 | 91,909(D) | View → |
| May 26, 2026 | May 28 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Option Exercise | 24,282 | $8.82 | 116,926(D) | View → |
| May 12, 2026 | May 14 8:05 PM | Jan JohannessenDirector | Option Exercise | 12,000 | $14.00 | 10,304(D) | View → |
| Apr 22, 2026 | Apr 23 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Option Exercise | 8,061 | $8.82 | 141,208(D) | View → |
| Apr 21, 2026 | Apr 23 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Option Exercise | 1,610 | $8.82 | 149,269(D) | View → |
| Mar 17, 2026 | Mar 19 8:05 PM | Robert ChessDirector | Option Exercise | 10,000 | $11.89 | 18,417(D) | View → |
| Feb 17, 2026 | Feb 19 9:05 PM | Patrick John FinnPresident and COO | Option Exercise | 50,505 | $26.66 | 0(D) | View → |
| Feb 13, 2026 | Feb 17 9:25 PM | Patrick John FinnPresident and COO | Option Exercise | 1,212 | $26.66 | 18,052(D) | View → |
| Feb 12, 2026 | Feb 17 9:25 PM | Patrick John FinnPresident and COO | Option Exercise | 2,500 | $26.66 | 18,705(D) | View → |