TWST · Twist Bioscience Corporation Common Stock
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| Emily M. Leproust Chief Executive Officer | ▼ Sell | Open Market | 562,760 Shares held | 10/5/2026 | View profile |
| Banyai William See Remarks | ▼ Sell | Open Market | 345,188 Shares held | 5/3/2024 | View profile |
| Finn Patrick John President and COO | ▼ Sell | Open Market | 185,088 Shares held | 10/2/2026 | View profile |
| Green Paula SVP of Human Resources | ▼ Sell | Open Market | 106,632 Shares held | 10/2/2026 | View profile |
| Laponis Adam Chief Financial Officer | ▼ Sell | Open Market | 100,576 Shares held | 10/2/2026 | View profile |
| THORBURN JAMES M Chief Financial Officer | ▼ Sell | Tax Withholding | 86,334 Shares held | 1/2/2024 | View profile |
| Cho Dennis See Remarks | ▼ Sell | Open Market | 63,789 Shares held | 10/2/2026 | View profile |
| Weiss Patrick Chief Operating Officer | ▼ Sell | Tax Withholding | 47,401 Shares held | 4/1/2022 | View profile |
| WERNER ROBERT F. Chief Accounting Officer | ▼ Sell | Open Market | 42,917 Shares held | 10/2/2026 | View profile |
| Nelson Chan Director | ▲ Buy | Grant | 33,251 Shares held | 2/5/2026 | View profile |
| Mai Xiaoying | ▲ Buy | Grant | 31,057 Shares held | 2/6/2024 | View profile |
| Robert P. Ragusa Chief Executive Officer | ▲ Buy | Grant | 28,983 Shares held | 2/5/2026 | View profile |
| Keith Crandell Director | ▲ Buy | Grant | 27,571 Shares held | 2/5/2026 | View profile |
| BARTHELEMY NICOLAS Director | ▲ Buy | Option Exercise | 23,021 Shares held | 11/21/2022 | View profile |
| Starovasnik Melissa A. | ▼ Sell | Open Market | 22,222 Shares held | 5/28/2026 | View profile |
| CHESS ROBERT Director | ▼ Sell | Open Market | 21,084 Shares held | 8/7/2026 | View profile |
| JOHANNESSEN JAN | ▼ Sell | Open Market | 17,754 Shares held | 5/12/2026 | View profile |
| Katryn Blake Director | ▼ Sell | Open Market | 17,208 Shares held | 8/12/2026 | View profile |
| Yankton Kevin Bruce Chief Accounting Officer | ▼ Sell | Tax Withholding | 9,115 Shares held | 5/17/2023 | View profile |
Transaction History
| Emily M. Leproust | ▼ Sell | Open Market | 1,840 | $369K | 10/5/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 481 | $97K | 10/5/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,017 | $206K | 10/5/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 432 | $88K | 10/5/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 290 | $59K | 10/5/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 297 | $61K | 10/5/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 146 | $30K | 10/5/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 45 | $9K | 10/5/2026 |
| Laponis Adam | ▼ Sell | Open Market | 8,057 | $1.5M | 10/2/2026 |
| Green Paula | ▼ Sell | Open Market | 10,088 | $1.9M | 10/2/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 25,714 | $4.9M | 10/2/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 45,736 | $8.6M | 10/2/2026 |
| Cho Dennis | ▼ Sell | Open Market | 9,514 | $1.8M | 10/2/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 1,482 | $280K | 10/2/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 655 | $131K | 10/1/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,485 | $435K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 945 | $167K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 164 | $29K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 330 | $59K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 143 | $26K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 515 | $93K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 21 | $4K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 16 | $3K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 501 | $92K | 9/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 83 | $15K | 9/24/2026 |
| Cho Dennis | ▼ Sell | Open Market | 348 | $58K | 9/21/2026 |
| Green Paula | ▼ Sell | Open Market | 294 | $49K | 9/21/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,687 | $279K | 9/21/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 133,269 | $3.6M | 9/17/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 75,439 | $665K | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,440 | $370K | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 6,644 | $1.0M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 3,399 | $521K | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 4,175 | $644K | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 13,378 | $2.1M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 9,097 | $1.4M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 32,260 | $5.1M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 232,173 | $36.7M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 23,884 | $3.8M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 14,493 | $2.3M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 11,169 | $1.8M | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,565 | $416K | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 869 | $142K | 9/17/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,302 | $282K | 9/8/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 238 | $29K | 9/8/2026 |
| Cho Dennis | ▼ Sell | Open Market | 412 | $51K | 9/8/2026 |
| Green Paula | ▼ Sell | Open Market | 907 | $111K | 9/8/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 12,648 | $1.9M | 8/25/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 12,236 | $1.9M | 8/25/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 6,412 | $979K | 8/25/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 9,181 | $1.4M | 8/25/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,093 | $169K | 8/25/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 854 | $120K | 8/24/2026 |
| Cho Dennis | ▼ Sell | Open Market | 1,598 | $222K | 8/21/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 4,046 | $563K | 8/21/2026 |
| Green Paula | ▼ Sell | Open Market | 1,360 | $189K | 8/21/2026 |
| Laponis Adam | ▼ Sell | Open Market | 1,965 | $273K | 8/21/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 6,639 | $923K | 8/21/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 669 | $93K | 8/21/2026 |
| Cho Dennis | ▼ Sell | Open Market | 14,205 | $1.8M | 8/19/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 23,355 | $1.6M | 8/18/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 10,420 | $1.2M | 8/18/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 4,500 | $536K | 8/18/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 33,354 | $3.9M | 8/18/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 8,868 | $1.0M | 8/18/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 12,917 | $1.5M | 8/18/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 6,296 | $762K | 8/18/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 2,000 | $245K | 8/18/2026 |
| Katryn Blake | ▼ Sell | Open Market | 2,240 | $275K | 8/12/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 19,952 | $532K | 8/12/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 19,952 | $2.5M | 8/12/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 113,318 | $3.0M | 8/10/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 113,318 | $14.2M | 8/10/2026 |
| CHESS ROBERT | ▼ Sell | Open Market | 18,417 | $2.0M | 8/7/2026 |
| CHESS ROBERT | ▲ Buy | Option Exercise | 18,417 | $219K | 8/7/2026 |
| Cho Dennis | ▼ Sell | Open Market | 14,205 | $1.6M | 8/5/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 2,888 | $246K | 8/3/2026 |
| Green Paula | ▼ Sell | Open Market | 1,133 | $97K | 8/3/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 5,101 | $435K | 8/3/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 167 | $14K | 8/3/2026 |
| Cho Dennis | ▼ Sell | Open Market | 1,070 | $91K | 8/3/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 2,238 | $210K | 7/23/2026 |
| Laponis Adam | ▼ Sell | Open Market | 2,399 | $226K | 7/9/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 18,880 | $1.8M | 6/25/2026 |
| Cho Dennis | ▼ Sell | Open Market | 14,205 | $1.3M | 6/24/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,688 | $147K | 6/22/2026 |
| Green Paula | ▼ Sell | Open Market | 291 | $25K | 6/22/2026 |
| Cho Dennis | ▼ Sell | Open Market | 346 | $30K | 6/22/2026 |
| Green Paula | ▲ Buy | Option Exercise | 26,137 | $610K | 6/15/2026 |
| Green Paula | ▼ Sell | Open Market | 2,028 | $167K | 6/15/2026 |
| Green Paula | ▼ Sell | Open Market | 24,109 | $2.0M | 6/15/2026 |
| Cho Dennis | ▼ Sell | Open Market | 402 | $28K | 6/8/2026 |
| Green Paula | ▼ Sell | Open Market | 884 | $62K | 6/8/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 232 | $16K | 6/8/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,265 | $158K | 6/8/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 1,127 | $78K | 6/8/2026 |
| WERNER ROBERT F. | ▼ Sell | Gift | 500 | $0 | 6/8/2026 |
| Laponis Adam | ▼ Sell | Open Market | 4,000 | $280K | 5/29/2026 |
| Cho Dennis | ▼ Sell | Open Market | 14,205 | $991K | 5/29/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 16,470 | $145K | 5/28/2026 |
| Starovasnik Melissa A. | ▼ Sell | Open Market | 2,500 | $170K | 5/28/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,482 | $97K | 5/28/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 7,623 | $518K | 5/28/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 900 | $60K | 5/28/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 6,465 | $444K | 5/28/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 25,017 | $221K | 5/27/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 23,752 | $1.5M | 5/27/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,265 | $84K | 5/27/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 24,282 | $214K | 5/26/2026 |
| Starovasnik Melissa A. | ▼ Sell | Open Market | 500 | $31K | 5/26/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 800 | $50K | 5/26/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 24,282 | $1.6M | 5/26/2026 |
| Laponis Adam | ▼ Sell | Open Market | 2,019 | $108K | 5/21/2026 |
| Green Paula | ▼ Sell | Open Market | 1,399 | $75K | 5/21/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 4,160 | $222K | 5/21/2026 |
| Cho Dennis | ▼ Sell | Open Market | 1,642 | $87K | 5/21/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 688 | $37K | 5/21/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 6,888 | $367K | 5/21/2026 |
| JOHANNESSEN JAN | ▲ Buy | Option Exercise | 12,000 | $168K | 5/12/2026 |
| JOHANNESSEN JAN | ▼ Sell | Open Market | 12,000 | $673K | 5/12/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 4,961 | $282K | 5/8/2026 |
| Cho Dennis | ▼ Sell | Open Market | 1,962 | $112K | 5/4/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 5,127 | $293K | 5/4/2026 |
| Green Paula | ▼ Sell | Open Market | 1,116 | $64K | 5/4/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 2,844 | $163K | 5/4/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 164 | $9K | 5/4/2026 |
| Starovasnik Melissa A. | ▼ Sell | Open Market | 500 | $31K | 4/27/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 2,321 | $141K | 4/23/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 8,061 | $71K | 4/22/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 7,910 | $516K | 4/22/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 151 | $10K | 4/22/2026 |
| Emily M. Leproust | ▲ Buy | Option Exercise | 1,610 | $14K | 4/21/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,610 | $105K | 4/21/2026 |
| Laponis Adam | ▼ Sell | Open Market | 4,000 | $240K | 4/17/2026 |
| Laponis Adam | ▼ Sell | Open Market | 3,000 | $165K | 4/14/2026 |
| Laponis Adam | ▼ Sell | Open Market | 2,597 | $130K | 4/9/2026 |
| Starovasnik Melissa A. | ▼ Sell | Open Market | 1,000 | $51K | 4/1/2026 |
| Green Paula | ▼ Sell | Open Market | 297 | $13K | 3/20/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,742 | $76K | 3/20/2026 |
| Cho Dennis | ▼ Sell | Open Market | 354 | $16K | 3/20/2026 |
| CHESS ROBERT | ▲ Buy | Option Exercise | 10,000 | $119K | 3/17/2026 |
| CHESS ROBERT | ▼ Sell | Open Market | 10,000 | $470K | 3/17/2026 |
| Cho Dennis | ▼ Sell | Open Market | 425 | $20K | 3/6/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 246 | $11K | 3/6/2026 |
| Green Paula | ▼ Sell | Open Market | 935 | $43K | 3/6/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,423 | $112K | 3/6/2026 |
| Green Paula | ▼ Sell | Open Market | 1,465 | $68K | 2/23/2026 |
| Cho Dennis | ▼ Sell | Open Market | 844 | $39K | 2/23/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 7,205 | $337K | 2/23/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 4,294 | $201K | 2/23/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 1,693 | $79K | 2/23/2026 |
| Laponis Adam | ▼ Sell | Open Market | 2,085 | $97K | 2/23/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 18,205 | $425K | 2/17/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 32,300 | $861K | 2/17/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 21,858 | $1.1M | 2/17/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 26,952 | $1.4M | 2/17/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 3,541 | $188K | 2/17/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 16,616 | $854K | 2/17/2026 |
| Green Paula | ▼ Sell | Open Market | 39,404 | $2.1M | 2/17/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 500 | $12K | 2/13/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 1,750 | $88K | 2/13/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 712 | $19K | 2/13/2026 |
| CHESS ROBERT | ▼ Sell | Open Market | 2,184 | $105K | 2/13/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 1,000 | $23K | 2/12/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 3,500 | $176K | 2/12/2026 |
| Laponis Adam | ▼ Sell | Open Market | 7,000 | $350K | 2/12/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 1,500 | $40K | 2/12/2026 |
| Cho Dennis | ▼ Sell | Open Market | 5,000 | $250K | 2/11/2026 |
| WERNER ROBERT F. | ▼ Sell | Gift | 2,000 | $0 | 2/9/2026 |
| JOHANNESSEN JAN | ▼ Sell | Open Market | 2,200 | $105K | 2/6/2026 |
| JOHANNESSEN JAN | ▲ Buy | Grant | 5,095 | $0 | 2/5/2026 |
| Starovasnik Melissa A. | ▲ Buy | Grant | 5,095 | $0 | 2/5/2026 |
| Katryn Blake | ▲ Buy | Grant | 5,095 | $0 | 2/5/2026 |
| CHESS ROBERT | ▲ Buy | Grant | 5,095 | $0 | 2/5/2026 |
| Robert P. Ragusa | ▲ Buy | Grant | 5,095 | $0 | 2/5/2026 |
| Keith Crandell | ▲ Buy | Grant | 5,095 | $0 | 2/5/2026 |
| Nelson Chan | ▲ Buy | Grant | 5,095 | $0 | 2/5/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 7,000 | $320K | 2/4/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 2,705 | $126K | 2/3/2026 |
| Cho Dennis | ▼ Sell | Open Market | 1,099 | $51K | 2/3/2026 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 175 | $8K | 2/3/2026 |
| Green Paula | ▼ Sell | Open Market | 1,194 | $56K | 2/3/2026 |
| Emily M. Leproust | ▼ Sell | Open Market | 5,001 | $233K | 2/3/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 2,390 | $107K | 1/23/2026 |
| Laponis Adam | ▼ Sell | Open Market | 3,000 | $120K | 1/13/2026 |
| Finn Patrick John | ▲ Buy | Option Exercise | 3,279 | $29K | 1/13/2026 |
| Finn Patrick John | ▼ Sell | Open Market | 23,279 | $931K | 1/13/2026 |
| Laponis Adam | ▼ Sell | Open Market | 2,738 | $97K | 1/9/2026 |
| Green Paula | ▼ Sell | Open Market | 273 | $9K | 12/22/2025 |
| Cho Dennis | ▼ Sell | Open Market | 324 | $11K | 12/22/2025 |
| Emily M. Leproust | ▼ Sell | Open Market | 1,605 | $55K | 12/22/2025 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,255 | $74K | 12/8/2025 |
| Green Paula | ▼ Sell | Open Market | 877 | $29K | 12/8/2025 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 230 | $8K | 12/8/2025 |
| Cho Dennis | ▼ Sell | Open Market | 398 | $13K | 12/8/2025 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 822 | $24K | 11/24/2025 |
| Finn Patrick John | ▼ Sell | Open Market | 1,776 | $47K | 11/21/2025 |
| Green Paula | ▼ Sell | Open Market | 598 | $16K | 11/21/2025 |
| Emily M. Leproust | ▼ Sell | Open Market | 2,663 | $71K | 11/21/2025 |
| WERNER ROBERT F. | ▼ Sell | Open Market | 229 | $6K | 11/21/2025 |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 16, 2026
Twist Bioscience highlighted in AI biofoundry and analyst upgrades
Recent coverage places Twist Bioscience at the center of AI‑driven biofoundry platforms and synthetic antibody library development. Analyst TD Cowen raised its price target to $190, reflecting confidence in the company’s role in these growing markets. The stock also appeared in a portfolio update and a whale‑alert list, indicating heightened investor attention.
Twist Bioscience highlighted in AI biofoundry and analyst upgrades. Recent coverage places Twist Bioscience at the center of AI‑driven biofoundry platforms and synthetic antibody library development. Analyst TD Cowen raised its price target to $190, reflecting confidence in the company’s role in these growing markets. The stock also appeared in a portfolio update and a whale‑alert list, indicating heightened investor attention.