Last 12 months
Inside the activity.
0 purchase rows · 0 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 | 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 |
|---|---|---|---|---|---|---|
| September 08, 2022 Filed Sep 12, 2022 13:00 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
PurchaseCommon stock | 10,308 | $2.80 | $28,862.40 |
DisclosureSEC source: 0001493152-22-025578 · ownership.xml · nonDerivative · entry 1 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 65,374 Read SEC document |
| September 07, 2022 Filed Sep 8, 2022 13:00 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
PurchaseCommon stock | 8,632 | $2.57 | $22,184.24 |
DisclosureSEC source: 0001493152-22-025319 · ownership.xml · nonDerivative · entry 2 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 55,066 Read SEC document |
| September 07, 2022 Filed Sep 9, 2022 09:00 UTC |
Linscott Walt AddisonChief Business Officer
|
PurchaseCommon stock | 150 | $2.62 | $393.00 |
DisclosureSEC source: 0001493152-22-025450 · ownership.xml · nonDerivative · entry 1 Linscott Walt Addison · CIK 0001648585 · Chief Business Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 150 Read SEC document |
| September 06, 2022 Filed Sep 8, 2022 13:00 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
PurchaseCommon stock | 1,060 | $2.44 | $2,586.40 |
DisclosureSEC source: 0001493152-22-025319 · ownership.xml · nonDerivative · entry 1 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 46,434 Read SEC document |
| June 06, 2022 Filed Jun 7, 2022 12:00 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
PurchaseCommon stock | 19,727 | $2.63 | $51,882.01 |
DisclosureSEC source: 0001493152-22-016027 · ownership.xml · nonDerivative · entry 1 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 45,374 Read SEC document |
| March 02, 2022 Filed Dec 20, 2022 02:06 UTC |
Litchev Boyan VesselinovChief Medical Officer
|
PurchaseCommon Stock | 50 | $4.09 | $204.63 |
DisclosureSEC source: 0001493152-22-035926 · ownership.xml · nonDerivative · entry 2 Litchev Boyan Vesselinov · CIK 0001902726 · Chief Medical Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 150 Read SEC document |
| February 25, 2022 Filed Feb 28, 2022 16:30 UTC |
Sassi NirChief Financial Officer
|
GrantStock Option (right to buy) · Derivative | 60,000 | $0.00 Strike: $4.18 | $0.00 |
DisclosureSEC source: 0001493152-22-005611 · ownership.xml · derivative · entry 1 Sassi Nir · CIK 0001760673 · Chief Financial Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 60,000 Underlying: Common Stock · 60,000 shares Expires 2032-02-25 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on February 25, 2023 and thereafter the remaining shares vest and become exercisable in equal quarterly installments over the following 24 months. Read SEC document |
| February 01, 2022 Filed Feb 2, 2022 17:08 UTC |
Newman Michael JamesDirector · CSO and Director · 10% owner
|
SaleCommon Stock | 14,130 | $5.00 | $70,692.39 |
DisclosureSEC source: 0001493152-22-003002 · ownership.xml · nonDerivative · entry 2 Newman Michael James · CIK 0001876315 · Director · CSO and Director · 10% owner 10b5-1 filing: Not disclosed Ownership: Indirect · See footnote Disclosed balance after: 1,368,356 F1 · shares: The sale of shares of common stock reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted on December 13, 2021. F3 · ownership.nature: Consists of (i) 1,341,524 shares of common stock held by the Michael J. Newman Trust, dated January 21, 2008, Michael J. Newman, Trustee, and (ii) 26,832 shares of common stock held by his spouse Janet Lee Harris, Trustee of the Janet Harris Living Trust, executed on March 25, 2009. Read SEC document |
| February 01, 2022 Filed Feb 3, 2022 00:08 UTC |
Litchev Boyan VesselinovChief Medical Officer
|
GrantStock Option (right to buy) · Derivative | 90,000 | $0.00 Strike: $4.97 | $0.00 |
DisclosureSEC source: 0001493152-22-003030 · ownership.xml · derivative · entry 1 Litchev Boyan Vesselinov · CIK 0001902726 · Chief Medical Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 90,000 Underlying: Common Stock · 90,000 shares Expires 2032-02-01 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on February 1, 2023 and thereafter the remaining shares vest and become exercisable in equal monthly installments over the following 24 months. Read SEC document |
| January 31, 2022 Filed Feb 2, 2022 17:08 UTC |
Newman Michael JamesDirector · CSO and Director · 10% owner
|
SaleCommon Stock | 5,870 | $5.00 | $29,350.59 |
DisclosureSEC source: 0001493152-22-003002 · ownership.xml · nonDerivative · entry 1 Newman Michael James · CIK 0001876315 · Director · CSO and Director · 10% owner 10b5-1 filing: Not disclosed Ownership: Indirect · See footnote Disclosed balance after: 1,382,486 F1 · shares: The sale of shares of common stock reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted on December 13, 2021. F2 · ownership.nature: Consists of (i) 1,355,654 shares of common stock held by the Michael J. Newman Trust, dated January 21, 2008, Michael J. Newman, Trustee, and (ii) 26,832 shares of common stock held by his spouse Janet Lee Harris, Trustee of the Janet Harris Living Trust, executed on March 25, 2009. Read SEC document |
| January 31, 2022 Filed Dec 20, 2022 02:06 UTC |
Litchev Boyan VesselinovChief Medical Officer
|
PurchaseCommon Stock | 100 | $4.65 | $465.00 |
DisclosureSEC source: 0001493152-22-035926 · ownership.xml · nonDerivative · entry 1 Litchev Boyan Vesselinov · CIK 0001902726 · Chief Medical Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 100 Read SEC document |
| January 26, 2022 Filed Jan 28, 2022 16:31 UTC |
Newman Michael JamesDirector · CSO and Director · 10% owner
|
GrantStock Option (right to buy) · Derivative | 43,350 | $0.00 Strike: $4.90 | $0.00 |
DisclosureSEC source: 0001493152-22-002556 · ownership.xml · derivative · entry 1 Newman Michael James · CIK 0001876315 · Director · CSO and Director · 10% owner 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 43,350 Underlying: Common Stock · 43,350 shares Expires 2032-01-26 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on January 26, 2023 and thereafter the remaining shares vest and become exercisable in equal quarterly installments over the following 24 months. Read SEC document |
| January 26, 2022 Filed Jan 28, 2022 21:30 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
GrantStock Option (right to buy) · Derivative | 200,000 | $0.00 Strike: $4.90 | $0.00 |
DisclosureSEC source: 0001493152-22-002554 · ownership.xml · derivative · entry 1 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 200,000 Underlying: Common Stock · 200,000 shares Expires 2032-01-26 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on January 26, 2023 and thereafter the remaining shares vest and become exercisable in equal quarterly installments over the following 24 months. Read SEC document |
| January 26, 2022 Filed Jan 28, 2022 16:30 UTC |
Linscott Walt AddisonChief Business Officer
|
GrantStock Option (right to buy) · Derivative | 45,850 | $0.00 Strike: $4.90 | $0.00 |
DisclosureSEC source: 0001493152-22-002550 · ownership.xml · derivative · entry 1 Linscott Walt Addison · CIK 0001648585 · Chief Business Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 45,850 Underlying: Common Stock · 45,850 shares Expires 2032-01-26 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on January 26, 2023 and thereafter the remaining shares vest and become exercisable in equal quarterly installments over the following 24 months. Read SEC document |
| December 01, 2021 Filed Dec 9, 2021 02:58 UTC |
Gilbert Mark JohnDirector
|
GrantStock Option (right to buy) · Derivative | 20,000 | $0.00 Strike: $5.35 | $0.00 |
DisclosureSEC source: 0001493152-21-030884 · ownership.xml · derivative · entry 1 Gilbert Mark John · CIK 0001897698 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 20,000 Underlying: Common Stock · 20,000 shares Expires 2031-12-01 F1 · derivative.exercise_date: One hundred percent of the stock options vest and become exercisable on December 1, 2022. Read SEC document |
| November 18, 2021 Filed Nov 19, 2021 14:16 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
PurchaseCommon Stock | 11,187 | $5.82 | $65,108.34 |
DisclosureSEC source: 0001493152-21-029297 · ownership.xml · nonDerivative · entry 1 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 25,647 Read SEC document |
| September 14, 2021 Filed Sep 16, 2021 22:22 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
PurchaseCommon Stock | 12,000 | $7.00 | $84,000.00 |
DisclosureSEC source: 0001493152-21-022936 · ownership.xml · nonDerivative · entry 1 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 14,460 Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 17:00 UTC |
Newman Michael JamesDirector · CSO and Director · 10% owner
|
GrantStock Option (right to buy) · Derivative | 290,000 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018904 · ownership.xml · derivative · entry 1 Newman Michael James · CIK 0001876315 · Director · CSO and Director · 10% owner 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 290,000 Underlying: Common Stock · 290,000 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on August 4, 2022 and thereafter the remaining shares vest and become exercisable in equal quarterly installments over the following 24 months. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 17:00 UTC |
Lee HoonmoDirector
|
GrantStock Option (right to buy) · Derivative | 13,750 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018907 · ownership.xml · derivative · entry 1 Lee Hoonmo · CIK 0001875672 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 13,750 Underlying: Common Stock · 13,750 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable on August 4, 2022. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 17:00 UTC |
Karah HilaDirector
|
GrantStock Option (right to buy) · Derivative | 13,750 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018908 · ownership.xml · derivative · entry 1 Karah Hila · CIK 0001668116 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 13,750 Underlying: Common Stock · 13,750 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable on August 4, 2022. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 21:00 UTC |
O'CALLAGHAN BRIANDirector
|
GrantStock Option (right to buy) · Derivative | 13,750 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018903 · ownership.xml · derivative · entry 1 O'CALLAGHAN BRIAN · CIK 0001415015 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 13,750 Underlying: Common Stock · 13,750 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable on August 4, 2022. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 21:00 UTC |
Hayes William BDirector
|
GrantStock Option (right to buy) · Derivative | 13,750 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018905 · ownership.xml · derivative · entry 1 Hayes William B · CIK 0001320940 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 13,750 Underlying: Common Stock · 13,750 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable on August 4, 2022. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 21:00 UTC |
Meckler Jeffrey ADirector · CEO and Director
|
GrantStock Option (right to buy) · Derivative | 375,000 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018910 · ownership.xml · derivative · entry 1 Meckler Jeffrey A · CIK 0001506916 · Director · CEO and Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 375,000 Underlying: Common Stock · 375,000 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on August 4, 2022 and thereafter the remaining shares vest and become exercisable in equal quarterly installments over the following 24 months. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 17:00 UTC |
MADDALUNA ANTHONY JDirector
|
GrantStock Option (right to buy) · Derivative | 13,750 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018902 · ownership.xml · derivative · entry 1 MADDALUNA ANTHONY J · CIK 0001566333 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 13,750 Underlying: Common Stock · 13,750 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable on August 4, 2022. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 21:00 UTC |
Pomerantz RogerDirector
|
GrantStock Option (right to buy) · Derivative | 41,000 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018909 · ownership.xml · derivative · entry 1 Pomerantz Roger · CIK 0001614936 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 41,000 Underlying: Common Stock · 41,000 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable on August 4, 2022. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 17:00 UTC |
Linscott Walt AddisonChief Business Officer
|
GrantStock Option (right to buy) · Derivative | 210,000 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018911 · ownership.xml · derivative · entry 1 Linscott Walt Addison · CIK 0001648585 · Chief Business Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 210,000 Underlying: Common Stock · 210,000 shares Expires 2031-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable as to one-third of the total shares on August 4, 2022 and thereafter the remaining shares vest and become exercisable in equal quarterly installments over the following 24 months. Read SEC document |
| August 04, 2021 Filed Aug 6, 2021 17:00 UTC |
Sassi NirChief Financial Officer
|
GrantStock Option (right to buy) · Derivative | 35,000 | $0.00 Strike: $8.87 | $0.00 |
DisclosureSEC source: 0001493152-21-018906 · ownership.xml · derivative · entry 1 Sassi Nir · CIK 0001760673 · Chief Financial Officer 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 35,000 Underlying: Common Stock · 35,000 shares Expires 2026-08-04 F1 · derivative.exercise_date: The stock option vests and becomes exercisable over a period of twelve months in four equal quarterly installments and accelerate upon termination of Mr. Sassi's consulting agreement with Indaptus Therapeutics, Inc. 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.