Mailing Address 331 TREBLE COVE ROAD NORTH BILLERICA MA 01862
Business Address 331 TREBLE COVE ROAD NORTH BILLERICA MA 01862 978 671-8001
Lantheus Holdings, Inc. CIK#: 0001521036 (see all company filings)

SIC: 2835 - IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES
State location: MA | State of Inc.: DE | Fiscal Year End: 1231
formerly: Lantheus MI Holdings, Inc. (filings through 2014-05-23)
(CF Office: 03 Life Sciences)
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Items 1 - 40  0001521036 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
ARS  Documents Annual Report to Security Holders
Acc-no: 0001193125-25-060364 (34 Act)  Size: 8 MB
2025-03-21 001-36569
25761655
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001193125-25-060361 (34 Act)  Size: 403 KB
2025-03-21 001-36569
25761632
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001193125-25-060360 (34 Act)  Size: 15 MB
2025-03-21 001-36569
25761624
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001628280-25-007970 (34 Act)  Size: 17 MB
2025-02-26 001-36569
25666211
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001628280-25-007965 (34 Act)  Size: 515 KB
2025-02-26 001-36569
25666194
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001274173-25-000069 (34 Act)  Size: 9 KB
2025-02-14 005-88920
25625525
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000908834-25-000041 (34 Act)  Size: 53 KB
2025-02-05 005-88920
25592103
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0001193125-25-016381 (34 Act)  Size: 167 KB
2025-01-30 001-36569
25571278
8-K  Documents   Interactive Data Current report, items 1.01, 2.02, 7.01, and 9.01
Acc-no: 0001193125-25-013841 (34 Act)  Size: 2 MB
2025-01-28 001-36569
25560862
8-K  Documents   Interactive Data Current report, items 1.01, 7.01, and 9.01
Acc-no: 0001193125-25-004904 (34 Act)  Size: 1 MB
2025-01-13 001-36569
25524636
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, and 9.01
Acc-no: 0001193125-24-284219 (34 Act)  Size: 1 MB
2024-12-23 001-36569
241574131
8-K  Documents   Interactive Data Current report, item 7.01
Acc-no: 0001193125-24-282047 (34 Act)  Size: 142 KB
2024-12-19 001-36569
241563767
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001193125-24-262071 (34 Act)  Size: 162 KB
2024-11-20 001-36569
241478135
SC 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000908834-24-000339 (34 Act)  Size: 504 KB
2024-11-14 005-88920
241465410
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001274173-24-000145 (34 Act)  Size: 10 KB
2024-11-14 005-88920
241461003
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001628280-24-045459 (34 Act)  Size: 8 MB
2024-11-06 001-36569
241429265
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001628280-24-045456 (34 Act)  Size: 504 KB
2024-11-06 001-36569
241429258
8-K  Documents   Interactive Data Current report, item 7.01
Acc-no: 0001193125-24-226113 (34 Act)  Size: 149 KB
2024-09-25 001-36569
241325207
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0001193125-24-213726 (34 Act)  Size: 160 KB
2024-09-05 001-36569
241280032
S-8  Documents   Interactive Data Securities to be offered to employees in employee benefit plans
Acc-no: 0001193125-24-204453 (33 Act)  Size: 245 KB
2024-08-21 333-281686
241229159
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001628280-24-033630 (34 Act)  Size: 7 MB
2024-07-31 001-36569
241159919
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001628280-24-033629 (34 Act)  Size: 498 KB
2024-07-31 001-36569
241159917
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001193125-24-169713 (34 Act)  Size: 176 KB
2024-06-27 001-36569
241075367
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0001193125-24-167026 (34 Act)  Size: 146 KB
2024-06-24 001-36569
241065125
SD  Documents Specialized disclosure report
Acc-no: 0001193125-24-151856 (34 Act)  Size: 37 KB
2024-05-31 001-36569
241010245
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0001193125-24-139440 (34 Act)  Size: 165 KB
2024-05-15 001-36569
24952036
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001628280-24-019798 (34 Act)  Size: 6 MB
2024-05-02 001-36569
24905359
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001628280-24-019794 (34 Act)  Size: 420 KB
2024-05-02 001-36569
24905343
8-K  Documents   Interactive Data Current report, items 5.02, 5.07, and 9.01
Acc-no: 0001193125-24-122683 (34 Act)  Size: 168 KB
2024-04-29 001-36569
24892251
ARS  Documents Annual Report to Security Holders
Acc-no: 0001193125-24-068593 (34 Act)  Size: 7 MB
2024-03-15 001-36569
24752487
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001193125-24-068592 (34 Act)  Size: 40 KB
2024-03-15 001-36569
24752484
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001193125-24-068590 (34 Act)  Size: 12 MB
2024-03-15 001-36569
24752479
SC 13D/A  Documents [Amend] General Statement of Acquisition of Beneficial Ownership
Acc-no: 0001193125-24-063234 Size: 80 KB
2024-03-08
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001628280-24-006158 (34 Act)  Size: 13 MB
2024-02-22 001-36569
24662345
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001628280-24-006157 (34 Act)  Size: 432 KB
2024-02-22 001-36569
24662343
SC 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001274173-24-000060 (34 Act)  Size: 10 KB
2024-02-14 005-88920
24635426
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-021323 (34 Act)  Size: 13 KB
2024-02-13 005-88920
24628795
SC 13D  Documents General Statement of Acquisition of Beneficial Ownership
Acc-no: 0001193125-24-021409 Size: 240 KB
2024-02-01
8-K  Documents   Interactive Data Current report, item 7.01
Acc-no: 0001193125-24-016143 (34 Act)  Size: 145 KB
2024-01-26 001-36569
24564229
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001086364-24-001669 (34 Act)  Size: 13 KB
2024-01-23 005-88920
24552682