| Insiders | Shares | % | Avg Price | Total $ | |
|---|---|---|---|---|---|
| Buys | 5 | +164,319 | 100% | $2.18 | +$359,010 |
| Sells | 0 | ||||
| Net | +5 | +164,319 | 100% | +$359,010 |
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Report Date |
|---|---|---|---|---|---|
| Lantheus Alpha Therapy, LLC | 10%+ Owner | $110,934,724 | 06 Mar 2024 | ||
| Lori A. Woods | Director | $400,989 | +$49,999 | +14% | 02 Mar 2026 |
| Robert F. Williamson III | Director | $394,522 | +$152,097 | +63% | 02 Mar 2026 |
| Johan M. Spoor | Chief Executive Officer, Director | $194,133 | +$59,673 | +44% | 02 Mar 2026 |
| Jonathan Robert Hunt | Chief Accounting Officer | $121,202 | +$22,295 | +23% | 02 Mar 2026 |
| Juan Graham | Chief Financial Officer | $79,490 | +$74,946 | +1649% | 28 Mar 2025 |
| Mark John Austin | VP Finance/Prin Fin&Acct Offic | $30,251 | 17 Jul 2024 | ||
| Philip J. Vitale | Director | 21 Jul 2022 | |||
| Alan Hoffmann | Director | 21 Jul 2022 | |||
| William Cavanagh | Chief R&D Officer | 21 Jul 2022 | |||
| Frank Morich | Director | 02 Mar 2026 | |||
| Michael W. McCormick | Director | 21 Feb 2023 | |||
| Jennifer Streeter | COO & VP of HR | 12 Jun 2023 | |||
| Markus Puhlmann | Chief Medical Officer | 02 Mar 2026 | |||
| Maria E. Martinez | Director | 02 Mar 2026 | |||
| Joel Sendek | Chief Financial Officer | 04 Sep 2025 | |||
| Heidi Henson | Director | 02 Mar 2026 |
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Maria E. Martinez | CATX | Stock option (right to buy) | Award | 50,000 | 50,000 | 02 Mar 2026 | Direct | |||
| Frank Morich | CATX | Stock option (right to buy) | Award | 50,000 | 50,000 | 02 Mar 2026 | Direct | |||
| Robert F. Williamson III | CATX | Stock option (right to buy) | Award | 50,000 | 50,000 | 02 Mar 2026 | Direct | |||
| Heidi Henson | CATX | Stock option (right to buy) | Award | 50,000 | 50,000 | 02 Mar 2026 | Direct | |||
| Lori A. Woods | CATX | Stock option (right to buy) | Award | 50,000 | 50,000 | 02 Mar 2026 | Direct | |||
| Johan M. Spoor | CATX | Stock option (right to buy) | Award | 735,000 | 735,000 | 02 Mar 2026 | Direct | |||
| Jonathan Robert Hunt | CATX | Stock option (right to buy) | Award | 90,000 | 90,000 | 02 Mar 2026 | Direct | |||
| Markus Puhlmann | CATX | Stock option (right to buy) | Award | 150,000 | 150,000 | 02 Mar 2026 | Direct | |||
| Jonathan Robert Hunt | CATX | Common Stock | Purchase | 22.5% | $22,295 | $2.03 | 11,000 | 59,800 | 13 Nov 2025 | Direct |
| Robert F. Williamson III | CATX | Common Stock | Purchase | 2595.1% | $19,946 | $2.10 | 9,498 | 9,864 | 12 Nov 2025 | RFW3 Revocable Trust |
| Joel Sendek | CATX | Stock option (right to buy) | Award | 600,000 | 600,000 | 04 Sep 2025 | Direct | |||
| Maria E. Martinez | CATX | Stock option (right to buy) | Award | 75,000 | 75,000 | 03 Sep 2025 | Direct | |||
| Robert F. Williamson III | CATX | Common Stock | Purchase | 53.8% | $81,775 | $2.14 | 38,145 | 108,982 | 31 Mar 2025 | Direct |
| Lori A. Woods | CATX | Common Stock | Purchase | 14.7% | $49,999 | $2.13 | 23,475 | 183,460 | 31 Mar 2025 | By Woods Family Living Trust |
| Johan M. Spoor | CATX | Common Stock | Purchase | $10,288 | $2.21 | 4,650 | 4,650 | 28 Mar 2025 | By Child #1 | |
| Johan M. Spoor | CATX | Common Stock | Purchase | 59% | $49,384 | $2.24 | 22,026 | 59,383 | 28 Mar 2025 | Direct |
| Robert F. Williamson III | CATX | Common Stock | Purchase | 45.6% | $50,376 | $2.27 | 22,192 | 70,837 | 28 Mar 2025 | Direct |
| Juan Graham | CATX | Common Stock | Purchase | 1649.3% | $74,946 | $2.25 | 33,333 | 35,354 | 28 Mar 2025 | Direct |