| May 21, 2026 (view filing)7:10 PM ET | May 19-21 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase.Common Stock, par value $0.001 per share | −1.20M | $23.44 | −$28.1M | −20.1%4.76M after | 3 lotsThis row combines 3 trades of the same kind from one filing. The price is the value-weighted average. |
| Mar 31, 2026 (view filing) | Mar 23 | 8 daysLateFiled more than 2 business days after the trade (the Form 4 deadline). A few cases, such as trades a broker makes under a 10b5-1 plan, have a longer deadline, so this flag comes from the dates alone and does not mean a rule was broken. | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −2.58K | $19.17 | −$49.4K | −2.3%108.8K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Mar 9, 2026 (view filing) | Mar 5-9 | 4 days | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −97.4K | $20.15 | −$1.96M | −46.2%113.2K after | 2 lotsThis row combines 2 trades of the same kind from one filing. The price is the value-weighted average. |
| Mar 5, 2026 (view filing) | Mar 3 | 2 days | Werner SeanChief Technology Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −111 | $20.74 | −$2.30K | −0.2%49.9K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Mar 5, 2026 (view filing) | Mar 3 | 2 days | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −418 | $20.74 | −$8.67K | −0.2%210.7K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Mar 5, 2026 (view filing) | Mar 3 | 2 days | Mathew Aby J.EVP & Chief Scientific Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −529 | $20.74 | −$11.0K | −0.1%392.9K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Mar 5, 2026 (view filing) | Mar 3 | 2 days | Wichterman TroyChief Financial Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −588 | $20.74 | −$12.2K | −0.3%220.6K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Mar 5, 2026 (view filing) | Mar 3 | 2 days | Aebersold SarahChief Human Resources Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −219 | $20.74 | −$4.54K | −0.2%93.4K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Mar 5, 2026 (view filing) | Mar 3 | 2 days | Berard ToddChief Marketing Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −353 | $20.74 | −$7.32K | −0.2%165.9K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Jan 8, 2026 (view filing) | Jan 6 | 2 days | Wichterman TroyChief Financial Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −990 | $25.59 | −$25.3K | −0.7%150.7K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Jan 8, 2026 (view filing) | Jan 6 | 2 days | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −335 | $25.59 | −$8.57K | −0.2%192.0K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Jan 8, 2026 (view filing) | Jan 6 | 2 days | Aebersold SarahChief Human Resources Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −241 | $25.59 | −$6.17K | −0.3%75.8K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Jan 8, 2026 (view filing) | Jan 6 | 2 days | Mathew Aby J.EVP & Chief Scientific Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −405 | $25.59 | −$10.4K | −0.1%349.4K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Jan 8, 2026 (view filing) | Jan 6 | 2 days | Berard ToddChief Marketing Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −344 | $25.59 | −$8.80K | −0.3%132.6K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Dec 17, 2025 (view filing) | Dec 9 | 8 daysLateFiled more than 2 business days after the trade (the Form 4 deadline). A few cases, such as trades a broker makes under a 10b5-1 plan, have a longer deadline, so this flag comes from the dates alone and does not mean a rule was broken. | Mathew Aby J.EVP & Chief Scientific Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −631 | $25.13 | −$15.9K | −0.2%349.8K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Dec 17, 2025 (view filing) | Dec 9 | 8 daysLateFiled more than 2 business days after the trade (the Form 4 deadline). A few cases, such as trades a broker makes under a 10b5-1 plan, have a longer deadline, so this flag comes from the dates alone and does not mean a rule was broken. | Wichterman TroyChief Financial Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −1.03K | $25.13 | −$26.0K | −0.7%151.7K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Dec 17, 2025 (view filing) | Dec 9-15 | 8 daysLateFiled more than 2 business days after the trade (the Form 4 deadline). A few cases, such as trades a broker makes under a 10b5-1 plan, have a longer deadline, so this flag comes from the dates alone and does not mean a rule was broken. | Aebersold SarahChief Human Resources Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −946 | $24.63 | −$23.3K | −1.2%76.0K after | 2 lotsThis row combines 2 trades of the same kind from one filing. The price is the value-weighted average.10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Dec 17, 2025 (view filing) | Dec 15 | 2 days | DuRoss AmyDirector | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −2.00K | $24.60 | −$49.2K | −9.7%18.7K after | |
| Dec 17, 2025 (view filing) | Dec 9 | 8 daysLateFiled more than 2 business days after the trade (the Form 4 deadline). A few cases, such as trades a broker makes under a 10b5-1 plan, have a longer deadline, so this flag comes from the dates alone and does not mean a rule was broken. | Berard ToddChief Marketing Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −358 | $25.13 | −$9.00K | −0.3%132.9K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Dec 17, 2025 (view filing) | Dec 9 | 8 daysLateFiled more than 2 business days after the trade (the Form 4 deadline). A few cases, such as trades a broker makes under a 10b5-1 plan, have a longer deadline, so this flag comes from the dates alone and does not mean a rule was broken. | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −519 | $25.13 | −$13.0K | −0.3%192.3K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Dec 5, 2025 (view filing) | Dec 4 | 1 day | Wichterman TroyChief Financial Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −30.0K | $25.72 | −$771.6K | −16.4%152.8K after | |
| Nov 28, 2025 (view filing) | Nov 25-26 | 3 days | DuRoss AmyDirector | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −4.00K | $27.00 | −$108.0K | −16.2%20.7K after | 2 lotsThis row combines 2 trades of the same kind from one filing. The price is the value-weighted average. |
| Nov 28, 2025 (view filing) | Nov 25 | 3 days | Berard ToddChief Marketing Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −351 | $26.74 | −$9.39K | −0.3%133.3K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Nov 28, 2025 (view filing) | Nov 25 | 3 days | Wichterman TroyChief Financial Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −584 | $26.74 | −$15.6K | −0.3%182.8K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Nov 28, 2025 (view filing) | Nov 25 | 3 days | Aebersold SarahChief Human Resources Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −217 | $26.74 | −$5.80K | −0.3%77.0K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Nov 28, 2025 (view filing) | Nov 25 | 3 days | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −415 | $26.74 | −$11.1K | −0.2%192.8K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Nov 28, 2025 (view filing) | Nov 25 | 3 days | Werner SeanChief Technology Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −110 | $26.74 | −$2.94K | −0.4%25.9K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Nov 28, 2025 (view filing) | Nov 25 | 3 days | Mathew Aby J.EVP & Chief Scientific Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −526 | $26.74 | −$14.1K | −0.1%350.4K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Nov 21, 2025 (view filing) | Nov 19-21 | 2 days | DuRoss AmyDirector | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −6.00K | $24.76 | −$148.5K | −19.6%24.7K after | 3 lotsThis row combines 3 trades of the same kind from one filing. The price is the value-weighted average. |
| Nov 13, 2025 (view filing) | Nov 11-13 | 2 days | De Greef RoderickPresident and CEO | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −100.0K | $25.80 | −$2.58M | −20.4%390.0K after | 3 lotsThis row combines 3 trades of the same kind from one filing. The price is the value-weighted average. |
| Oct 28, 2025 (view filing) | Oct 24 | 4 days | Goswami JoydeepDirector | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −1.67K | $28.99 | −$48.3K | −3.6%45.0K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 24, 2025 (view filing) | Oct 22 | 2 days | De Greef RoderickPresident and CEO | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −37.8K | $27.30 | −$1.03M | −7.2%490.0K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 22, 2025 (view filing) | Oct 20 | 2 days | Werner SeanChief Technology Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −275 | $27.82 | −$7.65K | −1.0%26.0K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 20, 2025 (view filing) | Oct 16 | 4 days | Goswami JoydeepDirector | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −1.33K | – | – | −2.8%46.7K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 17, 2025 (view filing)7:55 PM ET | Oct 15 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase.Common Stock, par value $0.001 per share | −750.0K | $28.55 | −$21.4M | −11.2%5.96M after | |
| Oct 14, 2025 (view filing) | Oct 9 | 5 days | Wichterman TroyChief Financial Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −833 | $27.36 | −$22.8K | −0.5%183.4K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 14, 2025 (view filing) | Oct 9 | 5 days | Berard ToddChief Marketing Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −289 | $27.36 | −$7.91K | −0.2%133.6K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 14, 2025 (view filing) | Oct 9 | 5 days | Mathew Aby J.EVP & Chief Scientific Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −509 | $27.36 | −$13.9K | −0.1%350.9K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 14, 2025 (view filing) | Oct 9 | 5 days | Aebersold SarahChief Human Resources Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −188 | $27.36 | −$5.14K | −0.2%77.2K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Oct 14, 2025 (view filing) | Oct 9 | 5 days | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −419 | $27.36 | −$11.5K | −0.2%193.3K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Sep 17, 2025 (view filing) | Sep 15 | 2 days | Aebersold SarahChief Human Resources Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −714 | $25.61 | −$18.3K | −0.9%77.4K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Sep 15, 2025 (view filing) | Sep 11 | 4 days | Werner SeanChief Technology Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −72 | $26.83 | −$1.93K | −0.3%26.3K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Sep 15, 2025 (view filing) | Sep 11 | 4 days | Wichterman TroyChief Financial Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −1.03K | $26.83 | −$27.7K | −0.6%184.2K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Sep 15, 2025 (view filing) | Sep 11 | 4 days | Aebersold SarahChief Human Resources Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −233 | $26.83 | −$6.25K | −0.3%78.1K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Sep 15, 2025 (view filing) | Sep 11 | 4 days | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −511 | $26.83 | −$13.7K | −0.3%193.7K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Sep 15, 2025 (view filing) | Sep 11 | 4 days | Berard ToddChief Marketing Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −358 | $26.83 | −$9.61K | −0.3%133.9K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Sep 15, 2025 (view filing) | Sep 11 | 4 days | Mathew Aby J.EVP & Chief Scientific Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −630 | $26.83 | −$16.9K | −0.2%351.4K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Aug 28, 2025 (view filing) | Aug 26 | 2 days | Mathew Aby J.EVP & Chief Scientific Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −531 | $25.44 | −$13.5K | −0.2%352.1K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Aug 28, 2025 (view filing) | Aug 26 | 2 days | Foster Karen A.Chief Quality and Operations | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −413 | $25.44 | −$10.5K | −0.2%194.2K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
| Aug 28, 2025 (view filing) | Aug 26 | 2 days | Werner SeanChief Technology Officer | SSaleThe insider sold shares on the open market or in a private deal. People sell for many reasons, such as paying taxes, diversifying or following a pre-set 10b5-1 plan, so a single sale usually says less than a purchase. | −111 | $25.44 | −$2.82K | −0.4%26.4K after | 10b5-1The filer checked the Rule 10b5-1 box: this trade was made under a trading plan set up in advance. |
