JACOB GARY S

Director at CALLISTO PHARMACEUTICALS INC · on record since Mar 29, 2006
Chief Executive Officer at CALLISTO PHARMACEUTICALS INC · on record since Mar 29, 2006
Director at SYNERGY PHARMACEUTICALS LLC · on record since Aug 3, 2011
Director at Cardiff Oncology, Inc. · on record since Jan 24, 2012
Director at Hepion Pharmaceuticals, Inc. · on record since Oct 7, 2013
CEO and President at Hepion Pharmaceuticals, Inc. · on record since Oct 7, 2013
Former Director at Cardiff Oncology, Inc. · on record since Jun 15, 2021
Executive Chairman at SYNERGY PHARMACEUTICALS LLC · on record since Jan 9, 2018
Director at Virpax Pharmaceuticals, Inc. · on record since Feb 19, 2021
Director at OKYO Pharma Ltd · on record since May 19, 2022
CHIEF DEVELOPMENT OFFICER at OKYO Pharma Ltd · on record since May 19, 2022

Insider trading activity of JACOB GARY S

Transactions on record: 96; since Mar 11, 2005

Open-market buys: 12; $219.2K

Open-market sells: 0

Companies traded: 6; last filing Aug 7, 2026

Figures computed from official regulatory filings — .

Companies where JACOB GARY S has traded

OKYO Pharma Ltd3 tx · $59.8K · Aug 7, 2026
Hepion Pharmaceuticals, Inc.13 tx · $8.7M · Feb 21, 2024
Virpax Pharmaceuticals, Inc.3 tx · $23.8K · Jan 5, 2022
Cardiff Oncology, Inc.26 tx · $49.7K · Jun 15, 2021
SYNERGY PHARMACEUTICALS LLC36 tx · $1M · Jun 18, 2018
15 tx · $40.3K · Jan 22, 2013

Track record of JACOB GARY S

Statistical track record

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Open-market buys: 15

Last buy: Jul 21, 2026

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Transaction history of JACOB GARY S

Co-insiders of JACOB GARY S

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
OKYO Pharma LtdListing on record	Aug 7, 2026	Buy	3,500	1.40 USD	$4.9K	conv 56ClusterFirst in 12mo	SEC
OKYO Pharma LtdListing on record	Jul 23, 2026	Award	3,500	1.40 USD	$4.9K		SEC
Hepion Pharmaceuticals, Inc.Listing on record	Feb 21, 2024	AwardD (derivative)	85,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
OKYO Pharma LtdListing on record	May 19, 2022	Buy	12,500	4.00 USD	$50K	conv 36First in 12mo	SEC
Virpax Pharmaceuticals, Inc.Listing on record	Jan 5, 2022	AwardD (derivative)	12,091	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	530	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	223	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	28,858	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	755	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	293	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	44,734	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	223	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	218	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Hepion Pharmaceuticals, Inc.Listing on record	May 20, 2021	AwardD (derivative)	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Virpax Pharmaceuticals, Inc.Listing on record	Apr 9, 2021	AwardD (derivative)	13,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Mar 23, 2021	Buy	470	10.40 USD	$4.9K	conv 33Cluster	SEC
Cardiff Oncology, Inc.Listing on record	Mar 23, 2021	Buy	1,900	10.42 USD	$19.8K	conv 35Cluster	SEC
Virpax Pharmaceuticals, Inc.Listing on record	Feb 19, 2021	Buy	3,500	6.79 USD	$23.8K	conv 21	SEC
Hepion Pharmaceuticals, Inc.Listing on record	Dec 1, 2020	Buy	12,000	1.66 USD	$19.9K	conv 62	SEC
Hepion Pharmaceuticals, Inc.Listing on record	Aug 21, 2020	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 19, 2020	AwardD (derivative)	28,858	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	May 18, 2020	Buy	17,483	1.43 USD	$25K	conv 60ClusterFirst in 12mo	SEC
Hepion Pharmaceuticals, Inc.Listing on record	Apr 7, 2020	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Hepion Pharmaceuticals, Inc.Listing on record	Jul 25, 2019	AwardD (derivative)	970	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 24, 2019	AwardD (derivative)	44,734	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
OKYO Pharma LtdListing on record	Aug 7, 2026	Buy	3,500	1.40 USD	$4.9K	conv 56ClusterFirst in 12mo	SEC
OKYO Pharma LtdListing on record	Jul 23, 2026	Award	3,500	1.40 USD	$4.9K		SEC
Hepion Pharmaceuticals, Inc.Listing on record	Feb 21, 2024	AwardD (derivative)	85,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
OKYO Pharma LtdListing on record	May 19, 2022	Buy	12,500	4.00 USD	$50K	conv 36First in 12mo	SEC
Virpax Pharmaceuticals, Inc.Listing on record	Jan 5, 2022	AwardD (derivative)	12,091	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	530	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	223	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	28,858	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	755	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	293	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	44,734	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	223	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 15, 2021	OtherD (derivative)	218	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Hepion Pharmaceuticals, Inc.Listing on record	May 20, 2021	AwardD (derivative)	250,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Virpax Pharmaceuticals, Inc.Listing on record	Apr 9, 2021	AwardD (derivative)	13,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Mar 23, 2021	Buy	470	10.40 USD	$4.9K	conv 33Cluster	SEC
Cardiff Oncology, Inc.Listing on record	Mar 23, 2021	Buy	1,900	10.42 USD	$19.8K	conv 35Cluster	SEC
Virpax Pharmaceuticals, Inc.Listing on record	Feb 19, 2021	Buy	3,500	6.79 USD	$23.8K	conv 21	SEC
Hepion Pharmaceuticals, Inc.Listing on record	Dec 1, 2020	Buy	12,000	1.66 USD	$19.9K	conv 62	SEC
Hepion Pharmaceuticals, Inc.Listing on record	Aug 21, 2020	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 19, 2020	AwardD (derivative)	28,858	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	May 18, 2020	Buy	17,483	1.43 USD	$25K	conv 60ClusterFirst in 12mo	SEC
Hepion Pharmaceuticals, Inc.Listing on record	Apr 7, 2020	AwardD (derivative)	60,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Hepion Pharmaceuticals, Inc.Listing on record	Jul 25, 2019	AwardD (derivative)	970	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Cardiff Oncology, Inc.Listing on record	Jun 24, 2019	AwardD (derivative)	44,734	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC