Form 4 Tracker
Twist Bioscience Corp
TWST

71 insider filings · Latest: Jun 25, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 21, 2025May 21 7:11 PMGreen Paula
Proposed Sale
632$29.75$18.8K

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May 8, 2025May 8 4:21 PMFinn Patrick John
Proposed Sale
20,000$32.31$646.3K

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May 7, 2025May 7 8:35 PMCho Dennis
Proposed Sale
5,000$32.72$163.6K

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May 5, 2025May 5 8:29 PMFinn Patrick John
Proposed Sale
2,800$37.65$105.4K

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May 5, 2025May 5 7:31 PMWERNER ROBERT F.
Proposed Sale
162$37.65$6.1K

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May 5, 2025May 5 7:30 PMGreen Paula
Proposed Sale
1,101$37.65$41.5K

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May 5, 2025May 5 7:22 PMCho Dennis
Proposed Sale
689$37.65$25.9K

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May 5, 2025May 5 7:18 PMLeproust Emily M.
Proposed Sale
5,042$37.65$189.8K

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Apr 23, 2025Apr 23 7:17 PMFinn Patrick John
Proposed Sale
2,058$40.00$82.3K

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Apr 9, 2025Apr 9 7:17 PMLaponis Adam
Proposed Sale
2,542$34.97$88.9K

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Apr 2, 2025Apr 2 7:44 PMLeproust Emily M.
Proposed Sale
492$38.73$19.1K

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Apr 2, 2025Apr 2 7:29 PMGreen Paula
Proposed Sale
140$38.73$5.4K

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Apr 2, 2025Apr 2 7:15 PMCho Dennis
Proposed Sale
124$38.73$4.8K

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Apr 2, 2025Apr 2 7:15 PMFinn Patrick John
Proposed Sale
206$38.73$8.0K

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Mar 20, 2025Mar 20 7:59 PMLeproust Emily M.
Proposed Sale
1,726$41.68$71.9K

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Mar 20, 2025Mar 20 7:21 PMCho Dennis
Proposed Sale
230$41.68$9.6K

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Mar 20, 2025Mar 20 7:16 PMGreen Paula
Proposed Sale
291$41.68$12.1K

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Mar 14, 2025Mar 14 7:17 PMCho Dennis
Proposed Sale
92$40.05$3.7K

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Mar 6, 2025Mar 6 8:24 PMLeproust Emily M.
Proposed Sale
2,402$40.91$98.3K

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Mar 6, 2025Mar 6 8:21 PMGreen Paula
Proposed Sale
918$40.91$37.6K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 15, 2026Jun 17 8:05 PMPaula GreenSVP of Human Resources
Option Exercise
26,137$23.330(D)

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May 28, 2026Jun 1 8:05 PMEmily M. LeproustDirector, Chief Executive Officer
Option Exercise
16,470$8.8275,439(D)

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May 27, 2026May 28 8:05 PMEmily M. LeproustDirector, Chief Executive Officer
Option Exercise
25,017$8.8291,909(D)

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May 26, 2026May 28 8:05 PMEmily M. LeproustDirector, Chief Executive Officer
Option Exercise
24,282$8.82116,926(D)

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May 12, 2026May 14 8:05 PMJan JohannessenDirector
Option Exercise
12,000$14.0010,304(D)

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Apr 22, 2026Apr 23 8:05 PMEmily M. LeproustDirector, Chief Executive Officer
Option Exercise
8,061$8.82141,208(D)

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Apr 21, 2026Apr 23 8:05 PMEmily M. LeproustDirector, Chief Executive Officer
Option Exercise
1,610$8.82149,269(D)

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Mar 17, 2026Mar 19 8:05 PMRobert ChessDirector
Option Exercise
10,000$11.8918,417(D)

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Feb 17, 2026Feb 19 9:05 PMPatrick John FinnPresident and COO
Option Exercise
50,505$26.660(D)

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Feb 13, 2026Feb 17 9:25 PMPatrick John FinnPresident and COO
Option Exercise
1,212$26.6618,052(D)

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Feb 12, 2026Feb 17 9:25 PMPatrick John FinnPresident and COO
Option Exercise
2,500$26.6618,705(D)

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