The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | Steinhart Richard I | Director | Grant(A) | 94K | — | $0 |
| Sep 2, 2026 | Steinhart Richard I | Director | Grant(A) | 63K | — | $0 |
| Sep 2, 2026 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 1.1M | — | $0 |
| Sep 2, 2026 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 1.0M | — | $0 |
| Sep 2, 2026 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 754K | — | $0 |
| Sep 2, 2026 | Nicholson, C. David | Director | Grant(A) | 94K | — | $0 |
| Sep 2, 2026 | Nicholson, C. David | Director | Grant(A) | 63K | — | $0 |
| Sep 2, 2026 | Shetty Ajit | Director | Grant(A) | 92K | — | $0 |
| Sep 2, 2026 | Shetty Ajit | Director | Grant(A) | 62K | — | $0 |
| Sep 2, 2026 | Chell Jeffrey W. | Director | Grant(A) | 92K | — | $0 |
| Sep 2, 2026 | Chell Jeffrey W. | Director | Grant(A) | 62K | — | $0 |
| Sep 2, 2026 | Almenoff June Sherie | Director | Grant(A) | 27K | — | $0 |
| Sep 2, 2026 | Almenoff June Sherie | Director | Grant(A) | 18K | — | $0 |
| Aug 18, 2025 | Seth Sandesh | Chief Executive Officer, Director | Tax withholding(F) | 121K | $1.71 | $207K |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 253K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 256K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 107K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 59K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 13K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 9K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 2K | — | $0 |
| Mar 31, 2025 | O'Loughlin Steve | Chief Financial Officer | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 310K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 139K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 50K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 33K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 984K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 17K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 25K | — | $0 |
| Mar 31, 2025 | Seth Sandesh | Chief Executive Officer, Director | Disposed to issuer(D) | 827K | — | $0 |
| Mar 31, 2025 | Shetty Ajit | Director | Disposed to issuer(D) | 18K | — | $0 |
| Mar 31, 2025 | Shetty Ajit | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Shetty Ajit | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Shetty Ajit | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Shetty Ajit | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Shetty Ajit | Director | Disposed to issuer(D) | 70K | — | $0 |
| Mar 31, 2025 | Shetty Ajit | Director | Disposed to issuer(D) | 72K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 72K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 70K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 18K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Nicholson, C. David | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Almenoff June Sherie | Director | Disposed to issuer(D) | 50K | — | $0 |
| Mar 31, 2025 | Chell Jeffrey W. | Director | Disposed to issuer(D) | 70K | — | $0 |
| Mar 31, 2025 | Chell Jeffrey W. | Director | Disposed to issuer(D) | 72K | — | $0 |
| Mar 31, 2025 | Chell Jeffrey W. | Director | Disposed to issuer(D) | 18K | — | $0 |
| Mar 31, 2025 | Chell Jeffrey W. | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Chell Jeffrey W. | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Chell Jeffrey W. | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Chell Jeffrey W. | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 18K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 8K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 72K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 3K | — | $0 |
| Mar 31, 2025 | Steinhart Richard I | Director | Disposed to issuer(D) | 70K | — | $0 |
| Nov 1, 2024 | Almenoff June Sherie | Director | Grant(A) | 50K | — | $0 |
| Dec 28, 2023 | Chell Jeffrey W. | Director | Grant(A) | 70K | — | $0 |
| Dec 28, 2023 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 984K | — | $0 |
| Dec 28, 2023 | Shetty Ajit | Director | Grant(A) | 70K | — | $0 |
| Dec 28, 2023 | O'Loughlin Steve | Chief Financial Officer | Grant(A) | 253K | — | $0 |
| Dec 28, 2023 | Steinhart Richard I | Director | Grant(A) | 70K | — | $0 |
| Dec 28, 2023 | Nicholson, C. David | Director | Grant(A) | 70K | — | $0 |
| Aug 17, 2022 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 300K | — | $0 |
| Jul 1, 2022 | Chell Jeffrey W. | Director | Grant(A) | 72K | — | $0 |
| Jul 1, 2022 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 827K | — | $0 |
| Jul 1, 2022 | Shetty Ajit | Director | Grant(A) | 72K | — | $0 |
| Jul 1, 2022 | Steinhart Richard I | Director | Grant(A) | 72K | — | $0 |
| Jul 1, 2022 | Nicholson, C. David | Director | Grant(A) | 72K | — | $0 |
| Jul 1, 2022 | O'Loughlin Steve | Chief Financial Officer, Director | Grant(A) | 256K | — | $0 |
| Sep 1, 2021 | Nicholson, C. David | Director | Grant(A) | 18K | — | $0 |
| Sep 1, 2021 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 310K | — | $0 |
| Sep 1, 2021 | Steinhart Richard I | Director | Grant(A) | 18K | — | $0 |
| Sep 1, 2021 | O'Loughlin Steve | Chief Financial Officer | Grant(A) | 107K | — | $0 |
| Sep 1, 2021 | Shetty Ajit | Director | Grant(A) | 18K | — | $0 |
| Sep 1, 2021 | Berger Mark Stanley | Chief Medical Officer | Grant(A) | 67K | — | $0 |
| Sep 1, 2021 | Chell Jeffrey W. | Director | Grant(A) | 18K | — | $0 |
| Aug 12, 2020 | Nicholson, C. David | Director | Grant(A) | 8K | — | $0 |
| Aug 12, 2020 | Ludwig Dale L. | Chief Science & Tech. Officer | Grant(A) | 50K | — | $0 |
| Aug 12, 2020 | Shetty Ajit | Director | Grant(A) | 8K | — | $0 |
| Aug 12, 2020 | Steinhart Richard I | Director | Grant(A) | 8K | — | $0 |
| Aug 12, 2020 | Berger Mark Stanley | Chief Medical Officer | Grant(A) | 47K | — | $0 |
| Aug 12, 2020 | Chell Jeffrey W. | Director | Grant(A) | 8K | — | $0 |
| Aug 12, 2020 | Seth Sandesh | Chief Executive Officer, Director | Grant(A) | 139K | — | $0 |
| Aug 12, 2020 | O'Loughlin Steve | Chief Financial Officer | Grant(A) | 59K | — | $0 |
| Jul 12, 2019 | Nicholson, C. David | Director | Grant(A) | 250K | $0.23 | $58K |
| Jul 12, 2019 | Shetty Ajit | Director | Grant(A) | 250K | $0.23 | $58K |
| Jul 12, 2019 | Kapur Anil | Chief Commercial Officer | Grant(A) | 400K | $0.23 | $92K |
| Jul 12, 2019 | Seth Sandesh | CEO, Director | Grant(A) | 1.5M | $0.23 | $345K |
| Jul 12, 2019 | Berger Mark Stanley | Chief Medical Officer | Grant(A) | 400K | $0.23 | $92K |
| Jul 12, 2019 | O'Loughlin Steve | Principal Financial Officer | Grant(A) | 400K | $0.23 | $92K |
| Jul 12, 2019 | Ludwig Dale L. | Chief Scientific Officer | Grant(A) | 400K | $0.23 | $92K |
| Jul 12, 2019 | Chell Jeffrey W. | Director | Grant(A) | 250K | $0.23 | $58K |
| Jul 12, 2019 | Steinhart Richard I | Director | Grant(A) | 250K | $0.23 | $58K |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Issuer: Actinium Pharmaceuticals, Inc., SEC CIK 0001388320. The symbol on a Form 4 is typed by the filer, so this page follows the issuer with the newest filing under ATNM and shows every filing by that issuer.
Coverage: Form 4 filings indexed 2006-01-02 → 2026-09-12. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for ATNM