Comparable stake leader
Vincent S. LoPriore
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001583771.
Comparable stake leader
Vincent S. LoPriore
Disclosed value leader
Vincent S. LoPriore
Comparable rows
6/20
Latest evidence
19 Aug 2026
Ownership snapshot
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Quick read
6 of 20 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Vincent S. LoPriore |
13D/G
3/4/5
Vincent LoPriore · Executive Chairman, Director
|
26%
|
$1,837,500
26,250,000 shares
|
$0 | 03 Aug 2026 |
| Black Global 5 LLC |
13D/G
3/4/5
10%+ Owner
|
11%
|
$700,000
10,000,000 shares
|
$0 | 31 Jul 2026 |
| BIGGER CAPITAL FUND L P |
13D/G
|
10%
|
$21,218
1,060,883 shares
|
$0 | 21 Jan 2025 |
| Gary S. Stetz |
13D/G
3/4/5
Gary Stetz · Interim CEO, Director
|
5.7%
|
$367,500
5,250,000 shares
|
$0 | 03 Aug 2026 |
| Sireesh Appajosyula |
13D/G
3/4/5
Chief Operating Officer, Director
|
5.7%
|
$367,500
5,250,000 shares
|
$0 | 03 Aug 2026 |
| Anson Funds Management LP |
13D/G
|
4.9%
|
—
576,482 shares
|
$0 | 30 Jun 2025 |
| Michael J. Purcell |
3/4/5
Director
|
—
mixed-class rows
|
$162,500
5,599,000 shares
mixed-class rows
|
+$150,000 | 19 Aug 2026 |
| Dr. Robert T. Foster |
3/4/5
CEO and Director, Director
|
—
class O/S missing
|
$153,934
50,470 shares
|
— | 18 Sep 2023 |
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Net insider flow leans to buying over the last 12 months. Net value: +$1,225,000.
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 16,500,000 | 0 | $825,000 | $0 | +$825,000 |
| 3-6 | 10,000,000 | 0 | $400,000 | $0 | +$400,000 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Showing 1-19 of 19 reporting-owner rows connected to Hepion Pharmaceuticals, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Vincent S. LoPriore | Executive Chairman, Director | $1,525,000 | +$750,000 | +97% | Filing P/S | 19 Aug 2026 |
| Gary S. Stetz | Interim CEO, Director | $212,500 | +$150,000 | +240% | Filing P/S | 19 Aug 2026 |
| Black Global 5 LLC | 10%+ Owner | $200,000 | Market | 03 Aug 2026 | ||
| Michael J. Purcell | Director | $162,500 | +$150,000 | +1200% | Filing P/S | 19 Aug 2026 |
| Sireesh Appajosyula | Chief Operating Officer, Director | $162,500 | +$150,000 | +1200% | Filing P/S | 19 Aug 2026 |
| Dr. Robert T. Foster | CEO and Director, Director | $153,934 | Mixed | 18 Sep 2023 | ||
| Peter Wijngaard | Director | $28,978 | Filing P/S | 24 Nov 2023 | ||
| Gary S. Stetz II | Director | $25,000 | +$25,000 | +100% | Filing P/S | 19 Aug 2026 |
| Chase LoPriore | VP, Corp. Dev., Director | $25,000 | Market | 19 Aug 2026 | ||
| Danina Fisher | Director | Mixed | 19 Aug 2026 | |||
| Anand Reddi | Director | Mixed | 27 Jun 2022 | |||
| Gary S. Jacob | Director | Mixed | 19 Feb 2024 | |||
| Cavan John T. | Chief Financial Officer | Mixed | 18 May 2021 | |||
| Timothy M. Block | Director | Mixed | 19 Feb 2024 | |||
| Thomas Adams PhD | Director | Mixed | 18 May 2021 | |||
| Arnold Lippa | Director | Mixed | 18 May 2021 | |||
| John P. Brancaccio | Chairman, Director | Mixed | 19 Feb 2024 | |||
| Kaouthar Lbiati | Director | Mixed | 19 Feb 2024 | |||
| James G. Liddy | Director | Mixed | 19 Aug 2026 |
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Michael J. Purcell | HEPA | Stock Options | Award | 299,000 | 299,000 | 19 Aug 2026 | Direct | |||
| Gary S. Stetz | HEPA | Stock Options | Award | 1,345,500 | 1,345,500 | 19 Aug 2026 | Direct | |||
| Vincent S. LoPriore | HEPA | Stock Options | Award | 1,345,500 | 1,345,500 | 19 Aug 2026 | Direct | |||
| Chase LoPriore | HEPA | Stock Options | Award | 1,345,500 | 1,345,500 | 19 Aug 2026 | Direct | |||
| Danina Fisher | HEPA | Stock Options | Award | 299,000 | 299,000 | 19 Aug 2026 | Direct | |||
| James G. Liddy | HEPA | Stock Options | Award | 299,000 | 299,000 | 19 Aug 2026 | Direct | |||
| Sireesh Appajosyula | HEPA | Stock Options | Award | 1,345,500 | 1,345,500 | 19 Aug 2026 | Direct | |||
| Gary S. Stetz II | HEPA | Stock Options | Award | 299,000 | 299,000 | 19 Aug 2026 | Direct | |||
| Gary S. Stetz II | HEPA | Common Stock | Purchase | $25,000 | $0.0500 | 500,000 | 500,000 | 03 Aug 2026 | Direct | |
| Gary S. Stetz II | HEPA | Warrants | Purchase | 500,000 | 500,000 | 03 Aug 2026 | Direct | |||
| Michael J. Purcell | HEPA | Common Stock | Purchase | 160% | $100,000 | $0.0500 | 2,000,000 | 3,250,000 | 03 Aug 2026 | Direct |
| Michael J. Purcell | HEPA | Warrants | Purchase | 2,000,000 | 2,000,000 | 03 Aug 2026 | Direct | |||
| Sireesh Appajosyula | HEPA | Common Stock | Purchase | 160% | $100,000 | $0.0500 | 2,000,000 | 3,250,000 | 03 Aug 2026 | Direct |
| Sireesh Appajosyula | HEPA | Warrants | Purchase | 2,000,000 | 2,000,000 | 03 Aug 2026 | Direct | |||
| Vincent S. LoPriore | HEPA | Common Stock | Purchase | 14% | $100,000 | $0.0500 | 2,000,000 | 16,250,000 | 03 Aug 2026 | By Invictus Capital Advisors Pension Plan |
| Vincent S. LoPriore | HEPA | Common Stock | Purchase | 128% | $400,000 | $0.0500 | 8,000,000 | 14,250,000 | 03 Aug 2026 | By Gravitas Capital LP |
| Vincent S. LoPriore | HEPA | Warrants | Purchase | 25% | 2,000,000 | 10,000,000 | 03 Aug 2026 | By Invictus Capital Advisors Pension Plan | ||
| Vincent S. LoPriore | HEPA | Warrants | Purchase | 8,000,000 | 8,000,000 | 03 Aug 2026 | By Gravitas Capital LP | |||
| Gary S. Stetz | HEPA | Common Stock | Purchase | 160% | $100,000 | $0.0500 | 2,000,000 | 3,250,000 | 03 Aug 2026 | Direct |
| Gary S. Stetz | HEPA | Warrants | Purchase | 2,000,000 | 2,000,000 | 03 Aug 2026 | Direct | |||
| Michael J. Purcell | HEPA | Common Stock, par value $0.0001 per share | Purchase | $50,000 | $0.0400 | 1,250,000 | 1,250,000 | 21 Apr 2026 | Direct | |
| Vincent S. LoPriore | HEPA | Common Stock, par value $0.0001 per share | Purchase | 25% | $50,000 | $0.0400 | 1,250,000 | 6,250,000 | 21 Apr 2026 | By Invictus Capital Advisors Pension Plan |
| Vincent S. LoPriore | HEPA | Common Stock, par value $0.0001 per share | Purchase | $200,000 | $0.0400 | 5,000,000 | 5,000,000 | 21 Apr 2026 | By Gravitas Capital LP | |
| Sireesh Appajosyula | HEPA | Common Stock, par value $0.0001 per share | Purchase | $50,000 | $0.0400 | 1,250,000 | 1,250,000 | 21 Apr 2026 | Direct | |
| Gary S. Stetz | HEPA | Common Stock, par value $0.0001 per share | Purchase | $50,000 | $0.0400 | 1,250,000 | 1,250,000 | 21 Apr 2026 | See Footnote |