Last 12 months
Inside the activity.
0 purchase rows · 25 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 | 11 |
| Jan 2026 | 0 | 9 |
| Feb 2026 | 0 | 0 |
| Mar 2026 | 0 | 3 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 2 |
| 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 |
|---|---|---|---|---|---|---|
| September 19, 2020 Filed Nov 19, 2020 23:41 UTC |
Bohen SeanDirector · President and CEO
|
GrantStock Option (Right to Buy) · Derivative | 82,931 | $0.00 Strike: $4.82 | $0.00 |
DisclosureSEC source: 0001209191-20-059509 · doc4.xml · derivative · entry 2 Bohen Sean · CIK 0001831218 · Director · President and CEO 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 82,931 Underlying: Common Stock · 82,931 shares Expires 2030-09-18 F1 · derivative.exercise_date: 20,732 of the shares subject to the option vest on September 1, 2021 and 20,733 of the shares subject to the option vest on January 1 of each of 2022, 2023 and 2024, subject to the Reporting Person's continuous service on each applicable vesting date. Read SEC document |
| September 18, 2020 Filed Nov 20, 2020 00:00 UTC |
RAPPAPORT ANDREWDirector
|
GrantStock Option (Right to Buy) · Derivative | 56,964 | $0.00 Strike: $4.82 | $0.00 |
DisclosureSEC source: 0001209191-20-059526 · doc4.xml · derivative · entry 1 RAPPAPORT ANDREW · CIK 0001162157 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 56,964 Underlying: Common Stock · 56,964 shares Expires 2030-09-17 F1 · derivative.exercise_date: The shares subject to the option are fully vested. Read SEC document |
| September 18, 2020 Filed Nov 19, 2020 23:56 UTC |
MCCORMICK FRANKDirector
|
GrantStock Option (Right to Buy) · Derivative | 56,964 | $0.00 Strike: $4.82 | $0.00 |
DisclosureSEC source: 0001209191-20-059522 · doc4.xml · derivative · entry 1 MCCORMICK FRANK · CIK 0001257809 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 56,964 Underlying: Common Stock · 56,964 shares Expires 2030-09-17 F1 · derivative.exercise_date: The shares subject to the option are fully vested. Read SEC document |
| September 16, 2020 Filed Nov 19, 2020 23:42 UTC |
BUTITTA CYNTHIA MDirector
|
Exercise / conversionStock Option (Right to Buy) · Derivative | 83,876 | $0.00 Strike: $4.41 | $0.00 |
DisclosureSEC source: 0001209191-20-059510 · doc4.xml · derivative · entry 3 BUTITTA CYNTHIA M · CIK 0001222082 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 83,876 shares Expires 2030-08-11 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_date: The shares subject to the option vest in a series of 36 successive equal monthly installments measured from August 12, 2020, subject to the Reporting Person's continuous service through each applicable vesting date. The stock option is early exercisable. Read SEC document |
| September 16, 2020 Filed Nov 19, 2020 23:42 UTC |
BUTITTA CYNTHIA MDirector
|
Exercise / conversionCommon Stock | 83,876 | $4.41 | $369,557.66 |
DisclosureSEC source: 0001209191-20-059510 · doc4.xml · nonDerivative · entry 1 BUTITTA CYNTHIA M · CIK 0001222082 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 83,876 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| September 12, 2020 Filed Nov 19, 2020 23:43 UTC |
Harmon CyrusDirector · Chief Technology Officer
|
GrantStock Option (Right to Buy) · Derivative | 227,859 | $0.00 Strike: $4.82 | $0.00 |
DisclosureSEC source: 0001209191-20-059512 · doc4.xml · derivative · entry 2 Harmon Cyrus · CIK 0001831410 · Director · Chief Technology Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 227,859 Underlying: Common Stock · 227,859 shares Expires 2030-09-11 F1 · derivative.exercise_date: The shares subject to the option vest in a series of 48 successive equal monthly installments measured from September 12, 2020, subject to the Reporting Person's continuous service through each applicable vesting date. Read SEC document |
| August 12, 2020 Filed Nov 19, 2020 23:42 UTC |
BUTITTA CYNTHIA MDirector
|
GrantStock Option (Right to Buy) · Derivative | 83,876 | $0.00 Strike: $4.41 | $0.00 |
DisclosureSEC source: 0001209191-20-059510 · doc4.xml · derivative · entry 2 BUTITTA CYNTHIA M · CIK 0001222082 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 83,876 Underlying: Common Stock · 83,876 shares Expires 2030-08-11 F1 · derivative.exercise_date: The shares subject to the option vest in a series of 36 successive equal monthly installments measured from August 12, 2020, subject to the Reporting Person's continuous service through each applicable vesting date. The stock option is early exercisable. Read SEC document |
| August 12, 2020 Filed Nov 19, 2020 23:42 UTC |
CLARK IAN TDirector
|
GrantStock Option (Right to Buy) · Derivative | 209,690 | $0.00 Strike: $4.41 | $0.00 |
DisclosureSEC source: 0001209191-20-059511 · doc4.xml · derivative · entry 1 CLARK IAN T · CIK 0001336504 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 209,690 Underlying: Common Stock · 209,690 shares Expires 2030-08-11 F1 · derivative.exercise_date: The shares subject to the option vest in a series of 36 successive equal monthly installments measured from August 12, 2020, subject to the Reporting Person's continuous service through each applicable vesting date. The stock option is early exercisable. Read SEC document |
| June 15, 2020 Filed Nov 19, 2020 18:55 UTC |
Kushner Peter J.Chief Scientific Officer
|
GrantCommon Stock | 143,472 | $0.00 | $0.00 |
DisclosureSEC source: 0001209191-20-059521 · doc4.xml · nonDerivative · entry 1 Kushner Peter J. · CIK 0001831217 · Chief Scientific Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 1,072,752 Read SEC document |
| June 15, 2020 Filed Nov 19, 2020 18:47 UTC |
Kovacs Shane William CharlesCh. Operating & Financial Off.
|
GrantCommon Stock | 358,680 | $0.00 | $0.00 |
DisclosureSEC source: 0001209191-20-059517 · doc4.xml · nonDerivative · entry 1 Kovacs Shane William Charles · CIK 0001579397 · Ch. Operating & Financial Off. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 358,680 Read SEC document |
| June 15, 2020 Filed Nov 19, 2020 23:59 UTC |
Myles David C.Chief Development Officer
|
GrantCommon Stock | 143,472 | $0.00 | $0.00 |
DisclosureSEC source: 0001209191-20-059524 · doc4.xml · nonDerivative · entry 1 Myles David C. · CIK 0001831216 · Chief Development Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 591,821 Read SEC document |
| June 15, 2020 Filed Nov 19, 2020 23:43 UTC |
Harmon CyrusDirector · Chief Technology Officer
|
GrantCommon Stock | 143,472 | $0.00 | $0.00 |
DisclosureSEC source: 0001209191-20-059512 · doc4.xml · nonDerivative · entry 1 Harmon Cyrus · CIK 0001831410 · Director · Chief Technology Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 1,040,172 Read SEC document |
| June 10, 2020 Filed Nov 19, 2020 23:44 UTC |
Horn KinneyChief Business Officer
|
GrantStock Option (Right to Buy) · Derivative | 252,060 | $0.00 Strike: $2.06 | $0.00 |
DisclosureSEC source: 0001209191-20-059513 · doc4.xml · derivative · entry 1 Horn Kinney · CIK 0001831215 · Chief Business Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 252,060 Underlying: Common Stock · 252,060 shares Expires 2030-06-09 F1 · derivative.exercise_date: The shares subject to the option vest in a series of 48 successive equal monthly installments measured from June 10, 2020, subject to the Reporting Person's continuous service through each applicable vesting date. Read SEC document |
| June 01, 2020 Filed Nov 20, 2020 00:01 UTC |
Graham G. WalmsleyDirector
|
PurchaseSeries B Convertible Preferred Stock · Derivative | 339,578 | $4.71 | $1,599,989.66 |
DisclosureSEC source: 0001209191-20-059528 · doc4.xml · derivative · entry 1 Graham G. Walmsley · CIK 0001777517 · Director 10b5-1 filing: Not disclosed Ownership: Indirect · See Footnote Disclosed balance after: 339,578 Underlying: Common Stock · 339,578 shares Expires not disclosed F1 · derivative.exercise_price: The shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock are convertible into Common Stock on a 1:1 basis and have no expiration date. Immediately upon the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock will be automatically converted into shares of Common Stock. F1 · derivative.exercise_date: The shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock are convertible into Common Stock on a 1:1 basis and have no expiration date. Immediately upon the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock will be automatically converted into shares of Common Stock. F1 · derivative.expiration_date: The shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock are convertible into Common Stock on a 1:1 basis and have no expiration date. Immediately upon the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock will be automatically converted into shares of Common Stock. F2 · ownership.nature: The shares are held by Logos Opportunities Fund I L.P. ("Logos Fund I"). Logos Opportunies GP, LLC ("Logos GP") is the general partner of Logos Fund I and the Reporting Person is a managing member of Logos GP. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein. Read SEC document |
| June 01, 2020 Filed Nov 20, 2020 23:43 UTC Amendment |
Graham G. WalmsleyDirector
|
PurchaseSeries B Convertible Preferred Stock · Derivative | 339,578 | $4.71 | $1,599,989.66 |
DisclosureSEC source: 0001209191-20-059760 · doc4a.xml · derivative · entry 1 Graham G. Walmsley · CIK 0001777517 · Director 10b5-1 filing: Not disclosed Ownership: Indirect · See Footnote Disclosed balance after: 1,400,761 Underlying: Common Stock · 339,578 shares Expires not disclosed F1 · derivative.exercise_price: The shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock are convertible into Common Stock on a 1:1 basis and have no expiration date. Immediately upon the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock will be automatically converted into shares of Common Stock. F1 · derivative.exercise_date: The shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock are convertible into Common Stock on a 1:1 basis and have no expiration date. Immediately upon the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock will be automatically converted into shares of Common Stock. F1 · derivative.expiration_date: The shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock are convertible into Common Stock on a 1:1 basis and have no expiration date. Immediately upon the closing of the Issuer's initial public offering, all shares of Series B Convertible Preferred Stock and Series C Convertible Preferred Stock will be automatically converted into shares of Common Stock. F2 · ownership.nature: The shares are held by Logos Opportunities Fund I L.P. ("Logos Fund I"). Logos Opportunities GP, LLC ("Logos GP") is the general partner of Logos Fund I and the Reporting Person is a managing member of Logos GP. The Reporting Person disclaims beneficial ownership of the securities except to the extent of his pecuniary interest therein. 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.