Insider Transactions in Q4 2025 at Twist Bioscience Corp (TWST)
Insider Transaction List (Q4 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 08
2025
|
Robert F. Werner Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
230
-0.35%
|
$7,360
$32.88 P/Share
|
|
Dec 08
2025
|
Paula Green SVP of Human Resources |
SELL
Open market or private sale
|
Direct |
877
-0.52%
|
$28,064
$32.88 P/Share
|
|
Dec 08
2025
|
Emily M. Leproust Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
2,255
-0.26%
|
$72,160
$32.88 P/Share
|
|
Dec 08
2025
|
Dennis Cho |
SELL
Open market or private sale
|
Direct |
398
-0.27%
|
$12,736
$32.88 P/Share
|
|
Nov 24
2025
|
Robert F. Werner Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
822
-1.23%
|
$23,016
$28.71 P/Share
|
|
Nov 21
2025
|
Robert F. Werner Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
229
-0.34%
|
$5,954
$26.5 P/Share
|
|
Nov 21
2025
|
Emily M. Leproust Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
2,663
-0.3%
|
$69,238
$26.5 P/Share
|
|
Nov 21
2025
|
Adam Laponis Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
887
-0.62%
|
$23,062
$26.5 P/Share
|
|
Nov 21
2025
|
Paula Green SVP of Human Resources |
SELL
Open market or private sale
|
Direct |
598
-0.36%
|
$15,548
$26.5 P/Share
|
|
Nov 21
2025
|
Patrick John Finn President and COO |
SELL
Open market or private sale
|
Direct |
1,776
-0.53%
|
$46,176
$26.5 P/Share
|
|
Nov 21
2025
|
Dennis Cho |
SELL
Open market or private sale
|
Direct |
757
-0.52%
|
$19,682
$26.5 P/Share
|
|
Nov 18
2025
|
Jan Johannessen |
SELL
Open market or private sale
|
Direct |
7,044
-32.16%
|
$169,056
$24.77 P/Share
|
|
Nov 18
2025
|
Robert F. Werner Chief Accounting Officer |
BUY
Grant, award, or other acquisition
|
Direct |
16,324
+19.55%
|
-
|
|
Nov 18
2025
|
Paula Green SVP of Human Resources |
BUY
Grant, award, or other acquisition
|
Direct |
26,200
+13.46%
|
-
|
|
Nov 18
2025
|
Dennis Cho |
BUY
Grant, award, or other acquisition
|
Direct |
25,465
+14.84%
|
-
|
|
Nov 18
2025
|
Adam Laponis Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
32,648
+18.52%
|
-
|
|
Nov 18
2025
|
Patrick John Finn President and COO |
BUY
Grant, award, or other acquisition
|
Direct |
68,740
+17.04%
|
-
|
|
Nov 18
2025
|
Emily M. Leproust Chief Executive Officer |
BUY
Grant, award, or other acquisition
|
Direct |
146,914
+14.29%
|
-
|
|
Nov 03
2025
|
Robert F. Werner Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
160
-0.31%
|
$5,120
$32.08 P/Share
|
|
Nov 03
2025
|
Emily M. Leproust Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
4,887
-0.66%
|
$156,384
$32.08 P/Share
|
|
Nov 03
2025
|
Paula Green SVP of Human Resources |
SELL
Open market or private sale
|
Direct |
1,084
-0.76%
|
$34,688
$32.08 P/Share
|
|
Nov 03
2025
|
Patrick John Finn President and COO |
SELL
Open market or private sale
|
Direct |
2,755
-1.03%
|
$88,160
$32.08 P/Share
|
|
Nov 03
2025
|
Dennis Cho |
SELL
Open market or private sale
|
Direct |
1,019
-0.84%
|
$32,608
$32.08 P/Share
|
|
Oct 30
2025
|
Robert F. Werner Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
1,016
-1.95%
|
$31,496
$31.44 P/Share
|
|
Oct 30
2025
|
Adam Laponis Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
5,517
-4.73%
|
$171,027
$31.44 P/Share
|
|
Oct 30
2025
|
Emily M. Leproust Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
31,379
-4.07%
|
$972,749
$31.44 P/Share
|
|
Oct 30
2025
|
Paula Green SVP of Human Resources |
SELL
Open market or private sale
|
Direct |
6,920
-4.61%
|
$214,520
$31.44 P/Share
|
|
Oct 30
2025
|
Patrick John Finn President and COO |
SELL
Open market or private sale
|
Direct |
17,606
-6.15%
|
$545,786
$31.44 P/Share
|
|
Oct 30
2025
|
Dennis Cho |
SELL
Open market or private sale
|
Direct |
6,515
-5.08%
|
$201,965
$31.44 P/Share
|
|
Oct 28
2025
|
Adam Laponis Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
25,000
+17.66%
|
-
|
|
Oct 28
2025
|
Robert F. Werner Chief Accounting Officer |
BUY
Grant, award, or other acquisition
|
Direct |
5,633
+9.77%
|
-
|
|
Oct 28
2025
|
Emily M. Leproust Chief Executive Officer |
BUY
Grant, award, or other acquisition
|
Direct |
168,976
+17.99%
|
-
|
|
Oct 28
2025
|
Paula Green SVP of Human Resources |
BUY
Grant, award, or other acquisition
|
Direct |
35,513
+19.12%
|
-
|
|
Oct 28
2025
|
Dennis Cho |
BUY
Grant, award, or other acquisition
|
Direct |
29,518
+18.71%
|
-
|
|
Oct 28
2025
|
Patrick John Finn President and COO |
BUY
Grant, award, or other acquisition
|
Direct |
79,785
+21.8%
|
-
|
|
Oct 23
2025
|
Patrick John Finn President and COO |
SELL
Open market or private sale
|
Direct |
2,240
-1.07%
|
$67,200
$30.88 P/Share
|
|
Oct 09
2025
|
Adam Laponis Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
2,517
-2.68%
|
$80,544
$32.92 P/Share
|
|
Oct 08
2025
|
Adam Laponis Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
3,000
-3.09%
|
$93,000
$31.15 P/Share
|
|
Oct 06
2025
|
Dennis Cho |
SELL
Open market or private sale
|
Direct |
3,876
-3.78%
|
$124,032
$32.19 P/Share
|
|
Oct 06
2025
|
Patrick John Finn President and COO |
SELL
Open market or private sale
|
Direct |
23,747
-10.21%
|
$759,904
$32.19 P/Share
|
|
Oct 06
2025
|
Paula Green SVP of Human Resources |
SELL
Open market or private sale
|
Direct |
9,724
-7.82%
|
$311,168
$32.19 P/Share
|
|
Oct 06
2025
|
Robert F. Werner Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
2,041
-4.21%
|
$65,312
$32.19 P/Share
|
|
Oct 06
2025
|
Emily M. Leproust Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
31,348
-4.96%
|
$1,003,136
$32.19 P/Share
|
|
Oct 06
2025
|
Adam Laponis Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
5,875
-5.71%
|
$188,000
$32.19 P/Share
|
|
Oct 02
2025
|
Patrick John Finn President and COO |
SELL
Open market or private sale
|
Direct |
206
-0.09%
|
$5,974
$29.16 P/Share
|
|
Oct 02
2025
|
Emily M. Leproust Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
476
-0.08%
|
$13,804
$29.16 P/Share
|
|
Oct 02
2025
|
Paula Green SVP of Human Resources |
SELL
Open market or private sale
|
Direct |
140
-0.11%
|
$4,060
$29.16 P/Share
|
|
Oct 02
2025
|
Dennis Cho |
SELL
Open market or private sale
|
Direct |
124
-0.12%
|
$3,596
$29.16 P/Share
|