Twist Bioscience Corp
TWST- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001581280
In the last 90 days, Twist Bioscience Corp insiders filed 0 open-market purchases and 30 sales; 337 institutions reported holding it in 13F filings for Q2 2026, worth $7.85B in total; ARK Invest is the only superinvestor holding it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $99.7M in total
- 30
- 13F holdersQ2 2026, +59 vs. previous quarter
- 337
- 13F valueReported value at the end of Q2 2026
- $7.85B
- Superinvestors holdingAt the end of Q2 2026
- 1
Price chart
Superinvestors holding TWST, Q2 2026
1 superinvestor reports holding Twist Bioscience Corp on Form 13F. Percentages are the stock's share of each portfolio.
Latest insider trades
Open-market purchases and sales by Twist Bioscience Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 25, 2026 (view filing)4:05 PM ET | Sep 24 | 1 day | Leproust Emily M.Chief Executive Officer | SSale | −5.20K | $177.38 | −$922.9K | −0.8%613.7K after | 10 lots10b5-1 |
| Sep 23, 2026 (view filing)4:08 PM ET | Sep 21 | 2 days | Cho DennisSee Remarks | SSale | −348 | $165.49 | −$57.6K | −0.5%73.3K after | |
| Sep 23, 2026 (view filing)4:07 PM ET | Sep 21 | 2 days | Green PaulaSVP of Human Resources | SSale | −294 | $165.49 | −$48.7K | −0.3%116.7K after | |
| Sep 23, 2026 (view filing)4:07 PM ET | Sep 21 | 2 days | Leproust Emily M.Chief Executive Officer | SSale | −1.69K | $165.49 | −$279.2K | −0.3%618.9K after | |
| Sep 21, 2026 (view filing)4:05 PM ET | Sep 17 | 4 days | Leproust Emily M.Chief Executive Officer | SSale | −356.5K | $157.99 | −$56.3M | −36.5%620.6K after | 13 lots10b5-1 |
| Sep 10, 2026 (view filing)4:00 PM ET | Sep 8 | 2 days | Cho DennisSee Remarks | SSale | −412 | $122.62 | −$50.5K | −0.6%73.7K after | |
| Sep 10, 2026 (view filing)4:00 PM ET | Sep 8 | 2 days | Green PaulaSVP of Human Resources | SSale | −907 | $122.62 | −$111.2K | −0.8%117.0K after | |
| Sep 10, 2026 (view filing)4:00 PM ET | Sep 8 | 2 days | Leproust Emily M.Chief Executive Officer | SSale | −2.30K | $122.62 | −$282.3K | −0.3%768.4K after | |
| Sep 10, 2026 (view filing)4:00 PM ET | Sep 8 | 2 days | Werner Robert F.Chief Accounting Officer | SSale | −238 | $122.62 | −$29.2K | −0.5%44.4K after | |
| Aug 27, 2026 (view filing)4:05 PM ET | Aug 25 | 2 days | Leproust Emily M.Chief Executive Officer | SSale | −41.6K | $151.98 | −$6.32M | −5.1%770.7K after | 5 lots10b5-1 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Twist Bioscience Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5,833,891 | $600.2M | 0.01% | +279,529+5.0% | Added |
| Artisan Partners Limited Partnership | 4,802,017 | $494.0M | 0.81% | −1,565,760−24.6% | Reduced |
| FMR LLC | 4,703,044 | $483.8M | 0.02% | +2,813,099+148.8% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 4,549,803 | $468.1M | 3.04% | −1,792,930−28.3% | Reduced |
| Price T Rowe Associates Inc | 3,634,652 | $373.9M | 0.04% | +3,564,347+5,069.8% | Added |
| State Street Corp | 3,232,532 | $332.6M | 0.01% | −438,150−11.9% | Reduced |
| Vanguard Portfolio Management LLC | 2,824,989 | $290.6M | 0.01% | +175,888+6.6% | Added |
| Vanguard Capital Management LLC | 2,699,280 | $277.7M | 0.01% | +60,236+2.3% | Added |
| EdgePoint Investment Group Inc. | 2,521,635 | $259.4M | 1.96% | −2,860,886−53.2% | Reduced |
| William Blair Investment Management, LLC | 2,174,594 | $223.7M | 0.67% | −3,095,124−58.7% | Reduced |