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.
Holders of 5% or more of TWST
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Twist Bioscience Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| ARK Investment Management LLCSuperinvestorARK Invest | 13G/A | 10.70%6.38M shares | +1.55 ppfrom 9.15% | Jan 10, 20252 filings | Mar 7, 2025 | SEC |
| Artisan Partners Limited Partnership | 13G/A | 10.60%6.41M shares | +2.20 ppfrom 8.40% | Aug 12, 20252 filings | Oct 7, 2025 | SEC |
| BlackRock, Inc. | 13G/A | 8.30%4.93M shares | – | Apr 17, 20251 filing | Apr 17, 2025 | SEC |
| EdgePoint Investment Group Inc. | 13G | 6.76%4.08M shares | New | Nov 14, 20251 filing | Nov 14, 2025 | SEC |
| William Blair Investment Management, LLC | 13G | 6.40%3.81M shares | +1.40 ppfrom 5.00% | Feb 12, 20252 filings | May 9, 2025 | SEC |
| State Street Corp | 13G | 5.10%3.09M shares | +0.80 ppfrom 4.30% | Feb 5, 20252 filings | Nov 10, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
11 Schedule 13D and 13G filings on Twist Bioscience Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Nov 14, 202510:27 AM ET | EdgePoint Investment Group Inc. | 13G | 6.76%4.08M shares | New | Sep 30, 2025 | SEC |
| Nov 10, 20259:02 AM ET | State Street Corp | 13G | 5.10%3.09M shares | +0.80 ppfrom 4.30% | Sep 30, 2025 | SEC |
| Oct 7, 20254:00 PM ET | Artisan Partners Limited Partnershipand 3 others | 13G/A | 10.60%6.41M shares | +2.20 ppfrom 8.40% | Sep 30, 2025 | SEC |
| Aug 12, 20256:11 AM ET | Artisan Partners Limited Partnershipand 3 others | 13G/A | 8.40%5.06M shares | – | Jun 30, 2025 | SEC |
| Aug 7, 20253:19 PM ET | Invesco Ltd. | 13G/A | 3.90%2.35M shares | –Below 5% | Jun 30, 2025 | SEC |
| May 9, 20254:07 PM ET | William Blair Investment Management, LLC | 13G | 6.40%3.81M shares | +1.40 ppfrom 5.00% | Mar 31, 2025 | SEC |
| Apr 17, 20259:35 AM ET | BlackRock, Inc. | 13G/A | 8.30%4.93M shares | – | Mar 31, 2025 | SEC |
| Mar 7, 20253:14 PM ET | ARK Investment Management LLCSuperinvestorARK Invest | 13G/A | 10.70%6.38M shares | +1.55 ppfrom 9.15% | Feb 28, 2025 | SEC |
| Feb 12, 20254:35 PM ET | William Blair Investment Management, LLC | 13G/A | 5.00%2.95M shares | – | Dec 31, 2024 | SEC |
| Feb 5, 20257:48 AM ET | State Street Corp | 13G | 4.30%2.54M shares | NewBelow 5% | Dec 31, 2024 | SEC |
| Jan 10, 20259:21 PM ET | ARK Investment Management LLCSuperinvestorARK Invest | 13G/A | 9.15%5.36M shares | – | Sep 30, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Twist Bioscience Corp shares.
No Form 144 notices for Twist Bioscience Corp are on file.