Last 12 months
Inside the activity.
5 purchase rows · 2 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 | 0 |
| Apr 2026 | 0 | 0 |
| May 2026 | 2 | 2 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 2 | 0 |
| Sep 2026 | 1 | 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 |
|---|---|---|---|---|---|---|
| October 06, 2026 Filed Oct 7, 2026 20:06 UTC |
COWARD D SCOTTDirector
|
GrantStock Options (right to buy) · Derivative | 125,000 | $0.00 Strike: $0.48 | $0.00 |
DisclosureSEC source: 0001247296-26-000005 · ownership.xml · derivative · entry 1 COWARD D SCOTT · CIK 0001247296 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 125,000 Underlying: Common Stock · 125,000 shares Expires 2036-10-06 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on October 6, 2027, after which 1/48 of the option becomes exercisable on the 6th day of each month thereafter, with the option becoming fully vested on October 6, 2030. Read SEC document |
| October 06, 2026 Filed Oct 7, 2026 20:05 UTC |
Kuznik Paul BrianDirector
|
GrantStock Options (right to buy) · Derivative | 125,000 | $0.00 Strike: $0.48 | $0.00 |
DisclosureSEC source: 0002156537-26-000004 · ownership.xml · derivative · entry 1 Kuznik Paul Brian · CIK 0002156537 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 125,000 Underlying: Common Stock · 125,000 shares Expires 2036-10-06 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on October 6, 2027, after which 1/48 of the option becomes exercisable on the 6th day of each month thereafter, with the option becoming fully vested on October 6, 2030. Read SEC document |
| September 14, 2026 Filed Sep 15, 2026 20:05 UTC |
Jones Keith AnthonyDirector
|
PurchaseCommon Stock | 10,000 | $0.56 | $5,620.00 |
DisclosureSEC source: 0001193125-26-391889 · ownership.xml · nonDerivative · entry 1 Jones Keith Anthony · CIK 0002026411 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 50,000 Read SEC document |
| August 20, 2026 Filed Aug 21, 2026 20:05 UTC |
Jones Keith AnthonyDirector
|
PurchaseCommon Stock | 10,000 | $0.69 | $6,930.00 |
DisclosureSEC source: 0001193125-26-361081 · ownership.xml · nonDerivative · entry 1 Jones Keith Anthony · CIK 0002026411 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 40,000 Read SEC document |
| August 17, 2026 Filed Aug 19, 2026 20:00 UTC |
Jones Keith AnthonyDirector
|
PurchaseCommon Stock | 30,000 | $0.59 | $17,820.00 |
DisclosureSEC source: 0001193125-26-356847 · ownership.xml · nonDerivative · entry 1 Jones Keith Anthony · CIK 0002026411 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 30,000 F1 · price: The price is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $0.590 to $0.596. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 17:52 UTC |
Bamforth John PhilipDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073609 · tm2617880-3_4seq1.xml · derivative · entry 1 Bamforth John Philip · CIK 0002026341 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 21:55 UTC |
Jones Keith AnthonyDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073613 · tm2617880-6_4seq1.xml · derivative · entry 1 Jones Keith Anthony · CIK 0002026411 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 17:54 UTC |
Green Charles BruceDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073611 · tm2617880-5_4seq1.xml · derivative · entry 1 Green Charles Bruce · CIK 0001945398 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 17:53 UTC |
Seimetz DianeDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073610 · tm2617880-4_4seq1.xml · derivative · entry 1 Seimetz Diane · CIK 0001930980 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 17:51 UTC |
Brown Emery N.Director
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073608 · tm2617880-2_4seq1.xml · derivative · entry 1 Brown Emery N. · CIK 0001878691 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 17:57 UTC |
Niklason Laura EDirector · President, CEO and Director
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073615 · tm2617880-8_4seq1.xml · derivative · entry 1 Niklason Laura E · CIK 0001878075 · Director · President, CEO and Director 10b5-1 filing: No plan indicated Ownership: Indirect · By spouse Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 17:50 UTC |
Dougan Brady WDirector
|
GrantStock Options (right to buy) · Derivative | 0 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073607 · tm2617880-1_4seq1.xml · derivative · entry 1 Dougan Brady W · CIK 0001878020 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 17:58 UTC |
Wallace Max N.Director
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073616 · tm2617880-9_4seq1.xml · derivative · entry 1 Wallace Max N. · CIK 0001877453 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 22:01 UTC |
Windham-Bannister Susan RichardsDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073620 · tm2617880-11_4seq1.xml · derivative · entry 1 Windham-Bannister Susan Richards · CIK 0001713760 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 21:59 UTC |
Constantino Michael T.Director
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073617 · tm2617880-10_4seq1.xml · derivative · entry 1 Constantino Michael T. · CIK 0001817285 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| June 11, 2026 Filed Jun 12, 2026 21:56 UTC |
Sebelius KathleenDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $1.08 | $0.00 |
DisclosureSEC source: 0001104659-26-073614 · tm2617880-7_4seq1.xml · derivative · entry 1 Sebelius Kathleen · CIK 0001654316 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2036-06-11 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 11, 2027, after which 1/48 of the option will become exercisable on the 11th of each month through June 11, 2030. Read SEC document |
| May 19, 2026 Filed May 20, 2026 20:33 UTC |
Sebelius KathleenDirector
|
PurchaseCommon Stock | 56,818 | $0.88 | $49,999.84 |
DisclosureSEC source: 0001654316-26-000002 · ownership.xml · nonDerivative · entry 1 Sebelius Kathleen · CIK 0001654316 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 148,025 Read SEC document |
| May 18, 2026 Filed May 20, 2026 20:31 UTC |
Sander Dale A.CFO and Chief Corp. Dev. Off
|
SaleCommon Stock | 45,887 | $0.90 | $41,146.87 |
DisclosureSEC source: 0001878193-26-000002 · ownership.xml · nonDerivative · entry 1 Sander Dale A. · CIK 0001878193 · CFO and Chief Corp. Dev. Off 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 267,213 F1 · security: Represents the number of shares of Common Stock sold under an automated program to cover the statutory tax withholding obligations in connection with the vesting of restricted stock units previously granted to the Reporting Person. This sale was mandated by the Issuer's practice to require the satisfaction of minimum statutory tax withholding obligations to be funded by a "sell-to-cover" transaction pursuant to a plan entered into by the Reporting Person for the purchase or sale of equity securities of the Issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), and therefore does not represent a discretionary sale by the Reporting Person. Read SEC document |
| May 18, 2026 Filed May 20, 2026 20:32 UTC |
Constantino Michael T.Director
|
PurchaseCommon Stock | 11,000 | $0.89 | $9,839.50 |
DisclosureSEC source: 0001817285-26-000002 · ownership.xml · nonDerivative · entry 1 Constantino Michael T. · CIK 0001817285 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 43,950 F1 · price: The price is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $0.8922 to $0.8958. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. Read SEC document |
| May 18, 2026 Filed May 20, 2026 20:30 UTC |
Parikh Shamik JChief Medical Officer
|
SaleCommon Stock | 45,887 | $0.90 | $41,146.87 |
DisclosureSEC source: 0001916853-26-000002 · ownership.xml · nonDerivative · entry 1 Parikh Shamik J · CIK 0001916853 · Chief Medical Officer 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 272,713 F1 · security: Represents the number of shares of Common Stock sold under an automated program to cover the statutory tax withholding obligations in connection with the vesting of restricted stock units previously granted to the Reporting Person. This sale was mandated by the Issuer's practice to require the satisfaction of minimum statutory tax withholding obligations to be funded by a "sell-to-cover" transaction pursuant to a plan entered into by the Reporting Person for the purchase or sale of equity securities of the Issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), and therefore does not represent a discretionary sale by the Reporting Person. Read SEC document |
| November 16, 2025 Filed Nov 17, 2025 17:48 UTC |
Niklason Laura EDirector · President, CEO and Director
|
GrantStock Options (right to buy) · Derivative | 311,100 | $0.00 Strike: $1.23 | $0.00 |
DisclosureSEC source: 0001628280-25-052715 · wk-form4_1763419703.xml · derivative · entry 1 Niklason Laura E · CIK 0001878075 · Director · President, CEO and Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 311,100 Underlying: Common Stock · 311,100 shares Expires 2035-11-16 F1 · derivative.exercise_date: The first 1/3 of the option becomes exercisable on February 14, 2026, after which 1/3 of the option will become exercisable on November 16, 2026, and the remaining 1/3 of the option will become exercisable on November 16, 2027. Read SEC document |
| November 16, 2025 Filed Nov 17, 2025 22:52 UTC |
Sander Dale A.CFO and Chief Corp. Deve. Off.
|
GrantCommon Stock | 311,100 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-25-052723 · wk-form4_1763419946.xml · nonDerivative · entry 1 Sander Dale A. · CIK 0001878193 · CFO and Chief Corp. Deve. Off. 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 313,100 F1 · security: The Reporting Person was granted restricted stock units (RSUs), which represent a contingent right to receive one share of Common Stock for each RSU. The first 50% of the RSUs will vest on May 15, 2026, after which the remaining 50% of the RSUs will vest on May 15, 2027. Read SEC document |
| November 16, 2025 Filed Nov 17, 2025 17:49 UTC |
Dougan Brady WDirector
|
GrantStock Options (right to buy) · Derivative | 311,100 | $0.00 Strike: $1.23 | $0.00 |
DisclosureSEC source: 0001628280-25-052717 · wk-form4_1763419793.xml · derivative · entry 1 Dougan Brady W · CIK 0001878020 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By spouse Disclosed balance after: 311,100 Underlying: Common Stock · 311,100 shares Expires 2035-11-16 F1 · derivative.exercise_date: The first 1/3 of the option becomes exercisable on February 14, 2026, after which 1/3 of the option will become exercisable on November 16, 2026, and the remaining 1/3 of the option will become exercisable on November 16, 2027. Read SEC document |
| November 16, 2025 Filed Nov 17, 2025 22:51 UTC |
Parikh Shamik JChief Medical Officer
|
GrantCommon Stock | 311,100 | $0.00 | $0.00 |
DisclosureSEC source: 0001628280-25-052720 · wk-form4_1763419881.xml · nonDerivative · entry 1 Parikh Shamik J · CIK 0001916853 · Chief Medical Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 318,600 F1 · security: The Reporting Person was granted restricted stock units (RSUs), which represent a contingent right to receive one share of Common Stock for each RSU. The first 50% of the RSUs will vest on May 15, 2026, after which the remaining 50% of the RSUs will vest on May 15, 2027. Read SEC document |
| August 20, 2025 Filed Aug 20, 2025 19:29 UTC |
Niklason Laura EDirector · President, CEO and Director
|
SaleCommon Stock | 591,685 | $1.58 | $934,862.30 |
DisclosureSEC source: 0001104659-25-081008 · tm2524042-1_4seq1.xml · nonDerivative · entry 3 Niklason Laura E · CIK 0001878075 · Director · President, CEO and Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Ayabudge LLC Disclosed balance after: 0 F1 · shares: The sales were made by Ayabudge LLC, an entity controlled by Brady W. Dougan. The transactions enabled Mr. Dougan to pay down leverage while providing a mechanism for investors to acquire shares of the Issuer at a time that the Issuer was not conducting a financing transaction and was not making any additional shares available for purchase. Dr. Niklason is treated as indirectly beneficially owning the shares sold, resulting in the requirement to file this Form 4. However, no shares directly beneficially owned by Dr. Niklason were sold in these transactions. F4 · price: The price is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $1.53 to $1.69. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 20, 2025 Filed Aug 20, 2025 19:30 UTC |
Dougan Brady WDirector
|
SaleCommon Stock | 591,685 | $1.58 | $934,862.30 |
DisclosureSEC source: 0001104659-25-081009 · tm2524042-2_4seq1.xml · nonDerivative · entry 3 Dougan Brady W · CIK 0001878020 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Ayabudge LLC Disclosed balance after: 0 F1 · shares: The sales were made by Ayabudge LLC, an entity controlled by Brady W. Dougan. The transactions enabled Mr. Dougan to pay down leverage while providing a mechanism for investors to acquire shares of the Issuer at a time that the Issuer was not conducting a financing transaction and was not making any additional shares available for purchase. F4 · price: The price is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $1.53 to $1.69. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 19, 2025 Filed Aug 20, 2025 19:29 UTC |
Niklason Laura EDirector · President, CEO and Director
|
SaleCommon Stock | 1,100,000 | $1.63 | $1,793,000.00 |
DisclosureSEC source: 0001104659-25-081008 · tm2524042-1_4seq1.xml · nonDerivative · entry 2 Niklason Laura E · CIK 0001878075 · Director · President, CEO and Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Ayabudge LLC Disclosed balance after: 591,685 F1 · shares: The sales were made by Ayabudge LLC, an entity controlled by Brady W. Dougan. The transactions enabled Mr. Dougan to pay down leverage while providing a mechanism for investors to acquire shares of the Issuer at a time that the Issuer was not conducting a financing transaction and was not making any additional shares available for purchase. Dr. Niklason is treated as indirectly beneficially owning the shares sold, resulting in the requirement to file this Form 4. However, no shares directly beneficially owned by Dr. Niklason were sold in these transactions. F3 · price: The price is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $1.57 to $1.76. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 19, 2025 Filed Aug 20, 2025 19:30 UTC |
Dougan Brady WDirector
|
SaleCommon Stock | 1,100,000 | $1.63 | $1,793,000.00 |
DisclosureSEC source: 0001104659-25-081009 · tm2524042-2_4seq1.xml · nonDerivative · entry 2 Dougan Brady W · CIK 0001878020 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Ayabudge LLC Disclosed balance after: 591,685 F1 · shares: The sales were made by Ayabudge LLC, an entity controlled by Brady W. Dougan. The transactions enabled Mr. Dougan to pay down leverage while providing a mechanism for investors to acquire shares of the Issuer at a time that the Issuer was not conducting a financing transaction and was not making any additional shares available for purchase. F3 · price: The price is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $1.57 to $1.76. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 18, 2025 Filed Aug 20, 2025 19:29 UTC |
Niklason Laura EDirector · President, CEO and Director
|
SaleCommon Stock | 549,360 | $1.83 | $1,005,328.80 |
DisclosureSEC source: 0001104659-25-081008 · tm2524042-1_4seq1.xml · nonDerivative · entry 1 Niklason Laura E · CIK 0001878075 · Director · President, CEO and Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Ayabudge LLC Disclosed balance after: 1,691,685 F1 · shares: The sales were made by Ayabudge LLC, an entity controlled by Brady W. Dougan. The transactions enabled Mr. Dougan to pay down leverage while providing a mechanism for investors to acquire shares of the Issuer at a time that the Issuer was not conducting a financing transaction and was not making any additional shares available for purchase. Dr. Niklason is treated as indirectly beneficially owning the shares sold, resulting in the requirement to file this Form 4. However, no shares directly beneficially owned by Dr. Niklason were sold in these transactions. F2 · price: The price is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $1.79 to $1.92. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| August 18, 2025 Filed Aug 20, 2025 19:30 UTC |
Dougan Brady WDirector
|
SaleCommon Stock | 549,360 | $1.83 | $1,005,328.80 |
DisclosureSEC source: 0001104659-25-081009 · tm2524042-2_4seq1.xml · nonDerivative · entry 1 Dougan Brady W · CIK 0001878020 · Director 10b5-1 filing: No plan indicated Ownership: Indirect · By Ayabudge LLC Disclosed balance after: 1,691,685 F1 · shares: The sales were made by Ayabudge LLC, an entity controlled by Brady W. Dougan. The transactions enabled Mr. Dougan to pay down leverage while providing a mechanism for investors to acquire shares of the Issuer at a time that the Issuer was not conducting a financing transaction and was not making any additional shares available for purchase. F2 · price: The price is a weighted average price. The shares were sold in multiple transactions at per share prices ranging from $1.79 to $1.92. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 16:30 UTC |
Bamforth John PhilipDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000109 · wk-form4_1750105851.xml · derivative · entry 1 Bamforth John Philip · CIK 0002026341 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 20:32 UTC |
Jones Keith AnthonyDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000116 · wk-form4_1750105933.xml · derivative · entry 1 Jones Keith Anthony · CIK 0002026411 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 16:31 UTC |
Green Charles BruceDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000111 · wk-form4_1750105874.xml · derivative · entry 1 Green Charles Bruce · CIK 0001945398 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 16:30 UTC |
Seimetz DianeDirector
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000108 · wk-form4_1750105839.xml · derivative · entry 1 Seimetz Diane · CIK 0001930980 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 16:32 UTC |
Brown Emery N.Director
|
GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000117 · wk-form4_1750105947.xml · derivative · entry 1 Brown Emery N. · CIK 0001878691 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 16:31 UTC |
Niklason Laura EDirector · President, CEO and Director
|
GrantStock Options (right to buy) · Derivative | 0 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000113 · wk-form4_1750105897.xml · derivative · entry 5 Niklason Laura E · CIK 0001878075 · Director · President, CEO and Director 10b5-1 filing: No plan indicated Ownership: Indirect · By spouse Disclosed balance after: 0 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F2 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 16:31 UTC |
Dougan Brady WDirector
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GrantStock Options (right to buy) · Derivative | 0 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000112 · wk-form4_1750105886.xml · derivative · entry 5 Dougan Brady W · CIK 0001878020 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F2 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 16:32 UTC |
Wallace Max N.Director
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GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000115 · wk-form4_1750105920.xml · derivative · entry 1 Wallace Max N. · CIK 0001877453 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 20:32 UTC |
Pope ToddDirector
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GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000118 · wk-form4_1750105960.xml · derivative · entry 1 Pope Todd · CIK 0001584367 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 20:31 UTC |
Windham-Bannister Susan RichardsDirector
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GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000114 · wk-form4_1750105909.xml · derivative · entry 1 Windham-Bannister Susan Richards · CIK 0001713760 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 20:31 UTC |
Constantino Michael T.Director
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GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000110 · wk-form4_1750105863.xml · derivative · entry 1 Constantino Michael T. · CIK 0001817285 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| June 12, 2025 Filed Jun 16, 2025 20:30 UTC |
Sebelius KathleenDirector
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GrantStock Options (right to buy) · Derivative | 80,000 | $0.00 Strike: $2.41 | $0.00 |
DisclosureSEC source: 0001818382-25-000107 · wk-form4_1750105821.xml · derivative · entry 1 Sebelius Kathleen · CIK 0001654316 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 80,000 Underlying: Common Stock · 80,000 shares Expires 2035-06-12 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on June 12, 2026, after which 1/48 of the option will become exercisable on the 12th of each month through June 12, 2029. Read SEC document |
| April 14, 2025 Filed Apr 15, 2025 16:03 UTC |
Scheessele William JohnChief Commercial Officer
|
PurchaseCommon Stock | 6,493 | $1.54 | $9,999.22 |
DisclosureSEC source: 0001818382-25-000052 · wk-form4_1744747408.xml · nonDerivative · entry 1 Scheessele William John · CIK 0001879378 · Chief Commercial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 22,018 Read SEC document |
| April 10, 2025 Filed Apr 14, 2025 13:00 UTC |
Sander Dale A.CFO and Chief Corp. Deve. Off.
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PurchaseCommon Stock | 20,000 | $1.53 | $30,600.00 |
DisclosureSEC source: 0001818382-25-000050 · wk-form4_1744635615.xml · nonDerivative · entry 1 Sander Dale A. · CIK 0001878193 · CFO and Chief Corp. Deve. Off. 10b5-1 filing: No plan indicated Ownership: Indirect · By spouse Disclosed balance after: 40,600 Read SEC document |
| April 10, 2025 Filed Apr 14, 2025 13:00 UTC |
Parikh Shamik JChief Medical Officer
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PurchaseCommon Stock | 7,500 | $1.55 | $11,625.00 |
DisclosureSEC source: 0001818382-25-000049 · wk-form4_1744635605.xml · nonDerivative · entry 1 Parikh Shamik J · CIK 0001916853 · Chief Medical Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 7,500 Read SEC document |
| April 08, 2025 Filed Apr 8, 2025 16:15 UTC |
Green Charles BruceDirector
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PurchaseCommon Stock | 6,000 | $1.29 | $7,740.00 |
DisclosureSEC source: 0001818382-25-000045 · wk-form4_1744143336.xml · nonDerivative · entry 1 Green Charles Bruce · CIK 0001945398 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 8,400 F1 · price: The price is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $1.285 to $1.2891. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. Read SEC document |
| April 08, 2025 Filed Apr 8, 2025 20:15 UTC |
Sebelius KathleenDirector
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PurchaseCommon Stock | 50,000 | $1.32 | $66,000.00 |
DisclosureSEC source: 0001818382-25-000046 · wk-form4_1744143346.xml · nonDerivative · entry 1 Sebelius Kathleen · CIK 0001654316 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 91,207 Read SEC document |
| April 07, 2025 Filed Apr 8, 2025 20:15 UTC |
Constantino Michael T.Director
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PurchaseCommon Stock | 16,000 | $1.26 | $20,160.00 |
DisclosureSEC source: 0001818382-25-000044 · wk-form4_1744143324.xml · nonDerivative · entry 1 Constantino Michael T. · CIK 0001817285 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 32,950 F1 · price: The price is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $1.255 to $1.26. The Reporting Person undertakes to provide upon request to the SEC staff, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. Read SEC document |
| January 21, 2025 Filed Jan 23, 2025 16:34 UTC |
Scheessele William JohnChief Commercial Officer
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GrantStock Options (right to buy) · Derivative | 283,101 | $0.00 Strike: $4.56 | $0.00 |
DisclosureSEC source: 0001818382-25-000020 · wk-form4_1737668091.xml · derivative · entry 1 Scheessele William John · CIK 0001879378 · Chief Commercial Officer 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 283,101 Underlying: Common Stock · 283,101 shares Expires 2035-01-21 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on January 21, 2026, after which 1/48 of the option will become exercisable on the 21st of each month through January 21, 2029. Read SEC document |
| January 21, 2025 Filed Jan 23, 2025 16:34 UTC |
Niklason Laura EDirector · President, CEO and Director
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GrantStock Options (right to buy) · Derivative | 1,130,311 | $0.00 Strike: $4.56 | $0.00 |
DisclosureSEC source: 0001818382-25-000017 · wk-form4_1737668058.xml · derivative · entry 1 Niklason Laura E · CIK 0001878075 · Director · President, CEO and Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,130,311 Underlying: Common Stock · 1,130,311 shares Expires 2035-01-21 F1 · derivative.exercise_date: The first 25% of the option becomes exercisable on January 21, 2026, after which 1/48 of the option will become exercisable on the 21st of each month through January 21, 2029. 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.