Alkermes plc. — SCHEDULE 13G/A Filings
4 SCHEDULE 13G/A filings on record
This page lists all SCHEDULE 13G/A filings submitted to the SEC by Alkermes plc. (ALKS), sorted by most recent first. Each row links to the full filing on EdgarLookup. Alkermes plc. has filed 4 SCHEDULE 13G/A documents with the SEC since 2017. To view all SEC filings by Alkermes plc., see the full filings list.
All
10-K
10-K/A
10-KT
10-Q
144
3
4
4/A
424B3
424B5
425
5
8-A12B
8-K
8-K/A
ARS
CERTNAS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFC14A
DFAN14A
EFFECT
FWP
PRE 14A
PREC14A
PRER14A
PRRN14A
S-1
S-1/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
SEC STAFF LETTER
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-000438 | Mar 26, 2026 | — |
| SCHEDULE 13G/A | — | 0000080255-25-000565 | Aug 14, 2025 | — |
| SCHEDULE 13G/A | — | 0002052113-25-001762 | Apr 28, 2025 | — |
| SCHEDULE 13G/A | — | 0000902219-25-000035 | Feb 10, 2025 | — |