Inhibitor Therapeutics's three largest insider shareholders as of September 29, 2026 are James A Mcnulty (Officer, 27.05Mn shares), Ronald E Osman (Director, 23.56Mn shares), Ronald E Osman (Director, 23.51Mn shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | James A Mcnulty | Officer, TenPercentOwner | 946,135 | 26,101,057 | 27,047,192 | 37.1% | 10 May, 2023 |
| 2 | Ronald E Osman | Director, TenPercentOwner | 0 | 23,564,985 | 23,564,985 | 32.3% | 16 May, 2024 |
| 3 | Robe Capital Llc Black | TenPercentOwner | 19,901,057 | 0 | 19,901,057 | 27.3% | 04 Aug, 2026 |
| 4 | Samuel P Jr Sears | Director | 1,129,543 | 0 | 1,129,543 | 1.5% | 16 May, 2024 |
| 5 | Michelle Yanez | Director | 896,271 | 0 | 896,271 | 1.2% | 16 May, 2024 |
| 6 | Niraj Vasisht | Director | 200,000 | 0 | 200,000 | 0.3% | 01 Jun, 2026 |
| 7 | Michael Allen Jerman | Director | 180,411 | 0 | 180,411 | 0.2% | 24 Jun, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 01 Jul, 2026 | Robe Capital Llc Black | TenPercentOwner | Disposed G | 3,200,000 | $0.00 | $0 | 19,901,057 | Direct |
| 04 May, 2026 | Michael Allen Jerman | Director | Acquired A | 50,000 | $0.00 | $0 | 180,411 | Direct |
| 05 May, 2026 | Niraj Vasisht | Director | Acquired A | 50,000 | $0.00 | $0 | 200,000 | Direct |
| 01 Apr, 2024 | Samuel P Jr Sears | Director | Acquired A | 50,000 | $0.00 | $0 | 1,129,543 | Direct |
| 16 Mar, 2024 | James A Mcnulty | Chief Financial Officer | Acquired A | 100,000 | $0.00 | $0 | 100,000 | Direct |
| 01 Apr, 2024 | Michelle Yanez | Director | Acquired A | 50,000 | $0.00 | $0 | 896,271 | Direct |
| 01 Apr, 2024 | Ronald E Osman | Director, TenPercentOwner | Acquired A | 50,000 | $0.00 | $0 | 23,564,985 | Indirect |
| 01 Apr, 2024 | Michael Allen Jerman | Director | Acquired A | 50,000 | $0.00 | $0 | 80,411 | Direct |
| 11 Aug, 2023 | Ronald E Osman | Director, TenPercentOwner | Acquired A | 25,000 | $0.00 | $0 | 23,514,985 | Direct |
| 05 May, 2023 | James A Mcnulty | Officer, TenPercentOwner | Disposed J | 79,627,069 | $0.00 | $0 | 0 | Indirect |
| 05 May, 2023 | Michelle Yanez | Director | Acquired J | 796,271 | $0.00 | $0 | 800,673 | Direct |
| 05 May, 2023 | James A Mcnulty | Officer, TenPercentOwner | Acquired J | 398,135 | $0.00 | $0 | 946,135 | Direct |
| 05 May, 2023 | James A Mcnulty | Officer, TenPercentOwner | Acquired J | 20,101,057 | $0.00 | $0 | 26,101,057 | Indirect |
| 15 Jan, 2021 | Pharma Ventures Pty Ltd Mayne | TenPercentOwner | Acquired J | 2,240,488 | $0.00 | $0 | 204,083,227 | Direct |
| 22 Dec, 2020 | Garrison J. Hasara | Cfo And Treasurer | Acquired A | 125,000 | $0.00 | $0 | 125,000 | Direct |
| 22 Dec, 2020 | Nicholas J Virca | President And Ceo | Acquired A | 125,000 | $0.00 | $0 | 125,000 | Direct |
| 22 Dec, 2020 | Robert Daniel Martin | Director | Acquired A | 754,839 | $0.00 | $0 | 754,839 | Direct |
| 22 Dec, 2020 | Richard Dana Ono | Director | Acquired A | 754,839 | $0.00 | $0 | 754,839 | Direct |
| 22 Dec, 2020 | W. Mark Watson | Director | Acquired A | 1,306,452 | $0.00 | $0 | 1,306,452 | Direct |
| 22 Dec, 2020 | Debra Peattie | Director | Acquired A | 580,646 | $0.00 | $0 | 580,646 | Direct |