Company facts
- Headquarters
- Bedford, Massachusetts
- Most recent report
- 8-K, filed Oct 14, 2026
- Incorporated
- Delaware
- Filings on record
- 1,000+ filings
- On EDGAR
- CIK 1521036
- Fiscal year ends
- December
- Filer status
- Large accelerated filer
Financials 8 of 42
News 8 of 141
Prospectuses and Registrations 8 of 21
- S-8 Registration statement for an employee plan Sep 2, 2026
- S-8 Registration statement for an employee plan Aug 21, 2024
- S-8 Registration statement for an employee plan May 16, 2023
- S-8 Registration statement for an employee plan May 12, 2022
- S-8 Registration statement for an employee plan Aug 4, 2021
- S-8 Registration statement for an employee plan Jun 26, 2020
- 424B3 Prospectus supplement for an offering May 14, 2020
- 424B3 Prospectus supplement for an offering Mar 19, 2020
Proxies 8 of 34
Ownership 8 of 703
- SCHEDULE 13D/A Large holder reported an active stake, amended Sep 23, 2026
- 4 Insider reported a trade Sep 8, 2026
- 4 Insider reported a trade Sep 4, 2026
- SCHEDULE 13D/A Large holder reported an active stake, amended Sep 4, 2026
- SCHEDULE 13G Large holder reported a passive stake Sep 4, 2026
- SCHEDULE 13D Large holder reported an active stake Sep 4, 2026
- 4 Insider reported a trade Sep 3, 2026
- 4 Insider reported a trade Sep 2, 2026
Other 8 of 59
- SD Conflict minerals disclosure May 29, 2026
- ARS Annual report sent to shareholders Mar 20, 2026
- SD Conflict minerals disclosure May 30, 2025
- ARS Annual report sent to shareholders Mar 21, 2025
- SD Conflict minerals disclosure May 31, 2024
- ARS Annual report sent to shareholders Mar 15, 2024
- SD Conflict minerals disclosure May 31, 2023
- ARS Annual report sent to shareholders Mar 17, 2023
Everything here comes from Lantheus Holdings, Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.