Last 12 months
Inside the activity.
0 purchase rows · 1 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 0 | 0 |
| Mar 2026 | 0 | 1 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Sep 2026 | 0 | 0 |
| Oct 2026 | 0 | 0 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| August 09, 2021 Filed Aug 11, 2021 17:17 UTC |
Mandell ArtDirector
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050942 · doc4.xml · derivative · entry 1 Mandell Art · CIK 0001874506 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 17:19 UTC |
Ross Thomas M.EVP, Global Sales
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050949 · doc4.xml · derivative · entry 1 Ross Thomas M. · CIK 0001874572 · EVP, Global Sales 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 17:17 UTC |
Masoud MaherEVP and General Counsel
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050945 · doc4.xml · derivative · entry 1 Masoud Maher · CIK 0001874571 · EVP and General Counsel 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 17:15 UTC |
Holtz RonSVP and CAO
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050938 · doc4.xml · derivative · entry 1 Holtz Ron · CIK 0001874490 · SVP and CAO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 17:11 UTC |
Doerfler DouglasDirector · President and CEO
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050928 · doc4.xml · derivative · entry 1 Doerfler Douglas · CIK 0001874482 · Director · President and CEO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 21:19 UTC |
THOMPSON J STARK PHDDirector
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050952 · doc4.xml · derivative · entry 1 THOMPSON J STARK PHD · CIK 0001241146 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 21:15 UTC |
Hemrajani RekhaDirector
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050936 · doc4.xml · derivative · entry 1 Hemrajani Rekha · CIK 0001771213 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 21:14 UTC |
Erck Stanley CDirector
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050935 · doc4.xml · derivative · entry 1 Erck Stanley C · CIK 0001342826 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 21:09 UTC |
Al-Wakeel Yasir B.Director
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050925 · doc4.xml · derivative · entry 1 Al-Wakeel Yasir B. · CIK 0001650691 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| August 09, 2021 Filed Aug 11, 2021 21:10 UTC |
Brooke William WDirector
|
GrantStock Option (right to buy) · Derivative | 10,000 | $0.00 Strike: $16.63 | $0.00 |
DisclosureSEC source: 0001209191-21-050926 · doc4.xml · derivative · entry 1 Brooke William W · CIK 0001545337 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 10,000 Underlying: Common Stock · 10,000 shares Expires 2031-08-09 F1 · derivative.exercise_date: 25% of the shares underlying the option vest on August 9, 2022 and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous service with the Issuer at each vesting date. Read SEC document |
| July 30, 2021 Filed Aug 3, 2021 22:08 UTC |
Casdin Partners Master Fund, L.P.10% owner
Casdin Capital, LLC10% owner
Casdin Partners GP, LLC10% owner
Casdin Eli10% owner
|
PurchaseCommon Stock, par value $0.01 per share | 1,800,000 | $13.00 | $23,400,000.00 |
DisclosureSEC source: 0000919574-21-004808 · ownership.xml · nonDerivative · entry 1 Casdin Partners Master Fund, L.P. · CIK 0001534265 · 10% owner Casdin Capital, LLC · CIK 0001534261 · 10% owner Casdin Partners GP, LLC · CIK 0001534260 · 10% owner Casdin Eli · CIK 0001534264 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 13,971,334 F1 · ownership.direct: The securities are owned directly by Casdin Partners Master Fund, LP (the "Master Fund") and may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to the Master Fund, (ii) Casdin Partners GP, LLC, the general partner of the Master Fund, and (ii) Eli Casdin, the managing member of Casdin Capital, LLC and Casdin Partners GP, LLC. Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.