TWST Twist Bioscience Corp
Nasdaq · SEC CIK 1581280 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $131.37M 134 sales by 10 insiders
- Filings on record
- 691 since 2021-07-06, latest 2026-09-25 16:05
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Leproust Emily M. | CEO, Dir | — | $93.02M |
| Finn Patrick John | Pres, COO | — | $17.48M |
| Cho Dennis | See Remarks | — | $7.13M |
| Green Paula | SVP of Human Resources | — | $5.67M |
| Laponis Adam | CFO | — | $2.65M |
| CHESS ROBERT | Dir | — | $2.62M |
| WERNER ROBERT F. | CAO | — | $1.29M |
| JOHANNESSEN JAN | Dir | — | $953.3K |
| Starovasnik Melissa A. | Dir | — | $282.4K |
| BLAKE KATRYN | Dir | — | $275.3K |
Transactions 788
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024-11-06 | 2024-11-04 | TWST | WERNER ROBERT F. | CAO | S - Sale | $41.56 | -156 | 47.1K | -0.3% | -$6,483 | |
| 2024-11-06 | 2024-11-04 | TWST | WERNER ROBERT F. | CAO | A - Grant | $0.00 | +8,500 | 47.2K | +22% | $0 | |
| M | 2024-11-06 | 2024-11-04 | TWST | Leproust Emily M. | CEO, Dir | A - Grant | $0.00 | +126.8K | 562.8K | +29% | $0 |
| 2024-11-06 | 2024-11-04 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $41.56 | -4,841 | 603.9K | -0.8% | -$201.2K | |
| 2024-10-25 | 2024-10-23 | TWST | Finn Patrick John | Pres, COO | S - Sale | $43.09 | -2,261 | 159.5K | -1% | -$97.4K | |
| 2024-10-11 | 2024-10-09 | TWST | Laponis Adam | CFO | S - Sale | $41.81 | -856 | 73.4K | -1% | -$35.8K | |
| 2024-10-04 | 2024-10-02 | TWST | Cho Dennis | See Remarks | S - Sale | $43.21 | -3,104 | 75.3K | -4% | -$134.1K | |
| 2024-10-04 | 2024-10-02 | TWST | Finn Patrick John | Pres, COO | S - Sale | $43.21 | -6,865 | 161.7K | -4% | -$296.6K | |
| 2024-10-04 | 2024-10-02 | TWST | Green Paula | SVP of Human Resources | S - Sale | $43.21 | -3,310 | 84.6K | -4% | -$143.0K | |
| 2024-10-04 | 2024-10-02 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $43.21 | -13.6K | 481.9K | -3% | -$587.9K | |
| 2024-09-24 | 2024-09-20 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $46.94 | -1,730 | 495.5K | -0.3% | -$81.2K | |
| 2024-09-24 | 2024-09-20 | TWST | Green Paula | SVP of Human Resources | S - Sale | $46.94 | -297 | 87.9K | -0.3% | -$13.9K | |
| 2024-09-24 | 2024-09-20 | TWST | Cho Dennis | See Remarks | S - Sale | $46.94 | -234 | 78.4K | -0.3% | -$11.0K | |
| 2024-09-18 | 2024-09-16 | TWST | Cho Dennis | See Remarks | S - Sale | $46.42 | -94 | 78.6K | -0.1% | -$4,363 | |
| 2024-09-10 | 2024-09-06 | TWST | Green Paula | SVP of Human Resources | S - Sale | $39.16 | -912 | 88.2K | -1% | -$35.7K | |
| 2024-09-10 | 2024-09-06 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $39.16 | -2,340 | 497.3K | -0.5% | -$91.6K | |
| 2024-09-10 | 2024-09-06 | TWST | WERNER ROBERT F. | CAO | S - Sale | $39.16 | -240 | 38.7K | -0.6% | -$9,398 | |
| 2024-09-10 | 2024-09-06 | TWST | Cho Dennis | See Remarks | S - Sale | $39.16 | -275 | 78.7K | -0.3% | -$10.8K | |
| 2024-08-27 | 2024-08-23 | TWST | WERNER ROBERT F. | CAO | S - Sale | $43.14 | -813 | 39.0K | -2% | -$35.1K | |
| 2024-08-07 | 2024-08-05 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $39.93 | -5,139 | 499.6K | -1% | -$205.2K | |
| 2024-08-07 | 2024-08-05 | TWST | Cho Dennis | See Remarks | S - Sale | $39.93 | -709 | 79.0K | -0.9% | -$28.3K | |
| 2024-08-07 | 2024-08-05 | TWST | Green Paula | SVP of Human Resources | S - Sale | $39.93 | -1,137 | 88.8K | -1% | -$45.4K | |
| 2024-08-07 | 2024-08-05 | TWST | WERNER ROBERT F. | CAO | S - Sale | $39.93 | -168 | 39.8K | -0.4% | -$6,708 | |
| 2024-08-07 | 2024-08-05 | TWST | Finn Patrick John | Pres, COO | S - Sale | $39.93 | -2,885 | 168.3K | -2% | -$115.2K | |
| 2024-07-25 | 2024-07-23 | TWST | Finn Patrick John | Pres, COO | S - Sale | $56.63 | -2,207 | 171.2K | -1% | -$125.0K | |
| 2024-07-11 | 2024-07-09 | TWST | Laponis Adam | CFO | S - Sale | $48.91 | -842 | 73.6K | -1% | -$41.2K | |
| 2024-07-05 | 2024-07-02 | TWST | Cho Dennis | See Remarks | S - Sale | $48.00 | -126 | 79.7K | -0.2% | -$6,048 | |
| 2024-07-05 | 2024-07-02 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $48.00 | -1,114 | 504.7K | -0.2% | -$53.5K | |
| 2024-07-05 | 2024-07-02 | TWST | Green Paula | SVP of Human Resources | S - Sale | $48.00 | -322 | 90.0K | -0.4% | -$15.5K | |
| 2024-07-05 | 2024-07-02 | TWST | Finn Patrick John | Pres, COO | S - Sale | $48.00 | -476 | 173.4K | -0.3% | -$22.8K | |
| 2024-06-24 | 2024-06-20 | TWST | Cho Dennis | See Remarks | S - Sale | $49.41 | -234 | 79.8K | -0.3% | -$11.6K | |
| 2024-06-24 | 2024-06-20 | TWST | Green Paula | SVP of Human Resources | S - Sale | $49.41 | -297 | 90.3K | -0.3% | -$14.7K | |
| 2024-06-24 | 2024-06-20 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $49.41 | -1,732 | 505.8K | -0.3% | -$85.6K | |
| 2024-06-18 | 2024-06-14 | TWST | Cho Dennis | See Remarks | S - Sale | $51.04 | -95 | 80.1K | -0.1% | -$4,849 | |
| 2024-06-10 | 2024-06-06 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $51.33 | -2,408 | 507.6K | -0.5% | -$123.6K | |
| 2024-06-10 | 2024-06-06 | TWST | Green Paula | SVP of Human Resources | S - Sale | $51.33 | -918 | 90.6K | -1% | -$47.1K | |
| 2024-06-10 | 2024-06-06 | TWST | WERNER ROBERT F. | CAO | S - Sale | $51.33 | -242 | 39.9K | -0.6% | -$12.4K | |
| 2024-06-10 | 2024-06-06 | TWST | Cho Dennis | See Remarks | S - Sale | $51.33 | -276 | 80.2K | -0.3% | -$14.2K | |
| 2024-05-28 | 2024-05-23 | TWST | WERNER ROBERT F. | CAO | S - Sale | $42.32 | -3,361 | 40.2K | -8% | -$142.2K | |
| 2024-05-07 | 2024-05-03 | TWST | Green Paula | SVP of Human Resources | S - Sale | $37.13 | -910 | 91.5K | -1.0% | -$33.8K | |
| 2024-05-07 | 2024-05-03 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $37.13 | -4,163 | 510.0K | -0.8% | -$154.6K | |
| 2024-05-07 | 2024-05-03 | TWST | WERNER ROBERT F. | CAO | S - Sale | $37.13 | -132 | 43.5K | -0.3% | -$4,901 | |
| 2024-05-07 | 2024-05-03 | TWST | Cho Dennis | See Remarks | S - Sale | $37.13 | -568 | 80.4K | -0.7% | -$21.1K | |
| 2024-05-07 | 2024-05-03 | TWST | Banyai William | See Remark | S - Sale | $37.13 | -798 | 345.2K | -0.2% | -$29.6K | |
| 2024-05-07 | 2024-05-03 | TWST | Finn Patrick John | Pres, COO | S - Sale | $37.13 | -2,311 | 173.9K | -1% | -$85.8K | |
| 2024-04-25 | 2024-04-23 | TWST | Finn Patrick John | Pres, COO | S - Sale | $30.12 | -2,174 | 176.2K | -1% | -$65.5K | |
| 2024-04-11 | 2024-04-09 | TWST | Laponis Adam | CFO | S - Sale | $33.16 | -556 | 74.4K | -0.7% | -$18.4K | |
| 2024-04-04 | 2024-04-02 | TWST | Banyai William | See Remark | S - Sale | $32.74 | -327 | 346.0K | -0.1% | -$10.7K | |
| 2024-04-04 | 2024-04-02 | TWST | Green Paula | SVP of Human Resources | S - Sale | $32.74 | -229 | 92.4K | -0.2% | -$7,497 | |
| 2024-04-04 | 2024-04-02 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $32.74 | -1,132 | 514.1K | -0.2% | -$37.1K | |
| 2024-04-04 | 2024-04-02 | TWST | Finn Patrick John | Pres, COO | S - Sale | $32.74 | -492 | 178.4K | -0.3% | -$16.1K | |
| 2024-04-04 | 2024-04-02 | TWST | Cho Dennis | See Remarks | S - Sale | $32.74 | -129 | 81.0K | -0.2% | -$4,223 | |
| 2024-03-22 | 2024-03-20 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $33.52 | -1,128 | 515.3K | -0.2% | -$37.8K | |
| 2024-03-22 | 2024-03-20 | TWST | Banyai William | See Remark | S - Sale | $33.52 | -442 | 346.3K | -0.1% | -$14.8K | |
| 2024-03-22 | 2024-03-20 | TWST | Green Paula | SVP of Human Resources | S - Sale | $33.52 | -200 | 92.7K | -0.2% | -$6,704 | |
| 2024-03-22 | 2024-03-20 | TWST | Cho Dennis | See Remarks | S - Sale | $33.52 | -230 | 81.1K | -0.3% | -$7,710 | |
| 2024-03-18 | 2024-03-14 | TWST | Cho Dennis | See Remarks | S - Sale | $34.60 | -93 | 81.4K | -0.1% | -$3,218 | |
| 2024-03-08 | 2024-03-06 | TWST | WERNER ROBERT F. | CAO | S - Sale | $37.43 | -181 | 43.7K | -0.4% | -$6,775 | |
| 2024-03-08 | 2024-03-06 | TWST | Cho Dennis | See Remarks | S - Sale | $37.43 | -272 | 81.5K | -0.3% | -$10.2K | |
| 2024-03-08 | 2024-03-06 | TWST | Leproust Emily M. | CEO, Dir | S - Sale | $37.43 | -1,487 | 516.4K | -0.3% | -$55.7K | |
| 2024-03-08 | 2024-03-06 | TWST | Banyai William | See Remark | S - Sale | $37.43 | -549 | 346.8K | -0.2% | -$20.5K | |
| 2024-03-08 | 2024-03-06 | TWST | Green Paula | SVP of Human Resources | S - Sale | $37.43 | -600 | 92.8K | -0.6% | -$22.5K | |
| 2024-02-09 | 2024-02-06 | TWST | CHAN NELSON C | Dir | A - Grant | $0.00 | +5,815 | 23.7K | +33% | $0 | |
| 2024-02-09 | 2024-02-06 | TWST | JOHANNESSEN JAN | Dir | A - Grant | $0.00 | +5,815 | 17.4K | +50% | $0 | |
| 2024-02-09 | 2024-02-06 | TWST | Mai Xiaoying | Dir | A - Grant | $0.00 | +5,815 | 31.1K | +23% | $0 | |
| 2024-02-09 | 2024-02-06 | TWST | Starovasnik Melissa A. | Dir | A - Grant | $0.00 | +5,815 | 17.2K | +51% | $0 | |
| 2024-02-09 | 2024-02-06 | TWST | CHESS ROBERT | Dir | A - Grant | $0.00 | +5,815 | 68.3K | +9% | $0 | |
| 2024-02-09 | 2024-02-08 | TWST | CHESS ROBERT | Dir | S - Sale | $34.98 | -4,110 | 64.2K | -6% | -$143.8K | |
| 2024-02-09 | 2024-02-06 | TWST | CRANDELL KEITH | Dir | A - Grant | $0.00 | +5,815 | 18.0K | +48% | $0 | |
| 2024-02-09 | 2024-02-06 | TWST | RAGUSA ROBERT P | Dir | A - Grant | $0.00 | +5,815 | 19.4K | +43% | $0 | |
| 2024-02-06 | 2024-02-02 | TWST | WERNER ROBERT F. | CAO | F - Tax | $36.59 | -121 | 43.9K | -0.3% | -$4,427 | |
| 2024-02-06 | 2024-02-02 | TWST | Leproust Emily M. | CEO, Dir | F - Tax | $36.59 | -4,722 | 516.6K | -0.9% | -$172.8K | |
| 2024-02-06 | 2024-02-02 | TWST | Green Paula | SVP of Human Resources | F - Tax | $36.59 | -910 | 92.7K | -1.0% | -$33.3K | |
| 2024-02-06 | 2024-02-02 | TWST | Cho Dennis | See Remarks | F - Tax | $36.59 | -756 | 80.4K | -0.9% | -$27.7K | |
| 2024-02-06 | 2024-02-02 | TWST | Finn Patrick John | Pres, COO | F - Tax | $36.59 | -2,626 | 178.1K | -1% | -$96.1K | |
| 2024-02-06 | 2024-02-02 | TWST | Banyai William | See Remark | F - Tax | $36.59 | -1,043 | 347.3K | -0.3% | -$38.2K | |
| 2024-01-24 | 2024-01-22 | TWST | Finn Patrick John | Pres, COO | F - Tax | $34.76 | -2,383 | 180.8K | -1% | -$82.8K | |
| M | 2024-01-10 | 2024-01-08 | TWST | Laponis Adam | CFO | A - Grant | $0.00 | +75.0K | 75.0K | New | $0 |
| 2024-01-04 | 2024-01-02 | TWST | Cho Dennis | See Remarks | F - Tax | $36.86 | -140 | 81.2K | -0.2% | -$5,160 | |
| 2024-01-04 | 2024-01-02 | TWST | Leproust Emily M. | CEO, Dir | F - Tax | $36.86 | -1,181 | 521.3K | -0.2% | -$43.5K | |
| 2024-01-04 | 2024-01-02 | TWST | Finn Patrick John | Pres, COO | F - Tax | $36.86 | -382 | 183.1K | -0.2% | -$14.1K | |
| 2024-01-04 | 2024-01-02 | TWST | Banyai William | See Remarks, Dir | F - Tax | $36.86 | -356 | 348.3K | -0.1% | -$13.1K | |
| 2024-01-04 | 2024-01-02 | TWST | THORBURN JAMES M | CFO | F - Tax | $36.86 | -382 | 86.3K | -0.4% | -$14.1K | |
| 2024-01-04 | 2024-01-02 | TWST | Green Paula | SVP of Human Resources | F - Tax | $36.86 | -272 | 93.6K | -0.3% | -$10.0K | |
| 2023-12-21 | 2023-12-19 | TWST | THORBURN JAMES M | CFO | F - Tax | $38.33 | -544 | 86.7K | -0.6% | -$20.9K | |
| 2023-12-21 | 2023-12-19 | TWST | Banyai William | See Remarks, Dir | F - Tax | $38.33 | -608 | 348.7K | -0.2% | -$23.3K | |
| 2023-12-21 | 2023-12-19 | TWST | Green Paula | SVP of Human Resources | F - Tax | $38.33 | -302 | 93.9K | -0.3% | -$11.6K | |
| 2023-12-21 | 2023-12-19 | TWST | Cho Dennis | See Remarks | F - Tax | $38.33 | -221 | 81.3K | -0.3% | -$8,471 | |
| 2023-12-21 | 2023-12-19 | TWST | Leproust Emily M. | CEO, Dir | F - Tax | $38.33 | -1,722 | 522.5K | -0.3% | -$66.0K | |
| 2023-12-15 | 2023-12-13 | TWST | Cho Dennis | See Remarks | F - Tax | $31.21 | -89 | 81.6K | -0.1% | -$2,778 | |
| 2023-12-07 | 2023-12-05 | TWST | Green Paula | SVP of Human Resources | F - Tax | $24.67 | -930 | 94.2K | -1.0% | -$22.9K | |
| 2023-12-07 | 2023-12-05 | TWST | WERNER ROBERT F. | CAO | F - Tax | $24.67 | -151 | 44.0K | -0.3% | -$3,725 | |
| 2023-12-07 | 2023-12-05 | TWST | Leproust Emily M. | CEO, Dir | F - Tax | $24.67 | -2,329 | 524.2K | -0.4% | -$57.5K | |
| 2023-12-07 | 2023-12-05 | TWST | Cho Dennis | See Remarks | F - Tax | $24.67 | -260 | 81.6K | -0.3% | -$6,414 | |
| 2023-12-07 | 2023-12-05 | TWST | Banyai William | See Remarks, Dir | F - Tax | $24.67 | -775 | 349.3K | -0.2% | -$19.1K | |
| 2023-11-22 | 2023-11-20 | TWST | Finn Patrick John | Pres, COO | F - Tax | $24.74 | -1,028 | 183.5K | -0.6% | -$25.4K | |
| 2023-11-22 | 2023-11-20 | TWST | Green Paula | SVP of Human Resources | F - Tax | $24.74 | -373 | 95.1K | -0.4% | -$9,228 | |
| 2023-11-22 | 2023-11-20 | TWST | THORBURN JAMES M | CFO | F - Tax | $24.74 | -1,028 | 87.3K | -1% | -$25.4K | |
| 2023-11-22 | 2023-11-20 | TWST | Banyai William | See Remarks, Dir | F - Tax | $24.74 | -968 | 350.1K | -0.3% | -$23.9K | |
| 2023-11-22 | 2023-11-20 | TWST | Leproust Emily M. | CEO, Dir | F - Tax | $24.74 | -2,662 | 526.6K | -0.5% | -$65.9K |
Purchase Sale Sale after option exercise All abbreviations