Lantheus Holdings, Inc (LNTH) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for LNTH. 13F holdings as of 2026-03-31.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 8,183,193 | $621M | DECREASED |
| FARALLON CAPITAL MANAGEMENT LLC | 5,583,479 | $424M | INCREASED |
| JANUS HENDERSON GROUP PLC | 4,774,841 | $362M | DECREASED |
| FMR LLC | 4,626,453 | $351M | INCREASED |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3,174,274 | $241M | NEW |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Mary Anne Heino (Executive Chair and CEO) | SELL | 1,227 | $119K | 2026-05-14 |
| Gerard Ber (Director) | SELL | 381 | $37K | 2026-05-14 |
| Julia Marie Eastland (Director) | AWARD | 4,137 | 2026-05-14 | |
| James H Thrall (Director) | AWARD | 4,137 | 2026-05-14 | |
| Gerard Ber (Director) | AWARD | 4,137 | 2026-05-14 |
Full institutional holdings, insider history, and congressional trades for Lantheus Holdings, Inc on SentiSense.