Twist Bioscience Corp
TWST
DELAYED 1 MONTH
29 insider filings · Latest: Jul 23, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jul 23, 2026 | Jul 27 8:05 PM | Patrick John FinnPresident and COO | Sale | 2,238 | $93.89 | $210.1K | 272,566(D) | 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 → |
| May 29, 2026 | Jun 2 8:05 PM | Dennis ChoSenior Vice President, Chief Legal Officer & Corporate Secretary | Sale | 14,205 | $69.75 | $990.8K | 120,094(D) | View → |
| May 29, 2026 | Jun 2 8:05 PM | Adam LaponisChief Financial Officer | Sale | 4,000 | $70.00 | $280.0K | 112,675(D) | View → |
| May 28, 2026 | Jun 1 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Sale | 16,470 | $67.91 | $1.1M | 846,872(D) | View → |
| May 28, 2026 | Jun 1 8:05 PM | Melissa A. StarovasnikDirector | Sale | 2,500 | $68.00 | $170.0K | 22,222(D) | View → |
| May 26, 2026 | May 28 8:05 PM | Melissa A. StarovasnikDirector | Sale | 500 | $61.04 | $30.5K | 24,722(D) | View → |
| May 27, 2026 | May 28 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Sale | 25,017 | $65.29 | $1.6M | 846,872(D) | View → |
| May 26, 2026 | May 28 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Sale | 24,282 | $65.08 | $1.6M | 846,872(D) | View → |
| May 26, 2026 | May 28 8:05 PM | Robert F. WernerChief Accounting Officer | Sale | 800 | $62.48 | $50.0K | 48,186(D) | View → |
| May 21, 2026 | May 26 8:05 PM | Paula GreenSVP of Human Resources | Sale | 1,399 | $53.26 | $74.5K | 121,589(D) | View → |
| May 21, 2026 | May 26 8:05 PM | Patrick John FinnPresident and COO | Sale | 4,160 | $53.26 | $221.5K | 274,804(D) | View → |
| May 21, 2026 | May 26 8:05 PM | Dennis ChoSenior Vice President, Chief Legal Officer & Corporate Secretary | Sale | 1,642 | $53.26 | $87.4K | 134,299(D) | View → |
| May 21, 2026 | May 26 8:05 PM | Robert F. WernerChief Accounting Officer | Sale | 688 | $53.26 | $36.6K | 48,986(D) | View → |
| May 21, 2026 | May 26 8:05 PM | Emily M. LeproustDirector, Chief Executive Officer | Sale | 6,888 | $53.26 | $366.8K | 846,872(D) | View → |
| May 21, 2026 | May 26 8:05 PM | Adam LaponisChief Financial Officer | Sale | 2,019 | $53.26 | $107.5K | 116,675(D) | View → |
| May 12, 2026 | May 14 8:05 PM | Jan JohannessenDirector | Sale | 12,000 | $56.12 | $673.4K | 17,754(D) | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| 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 → |