Alkermes plc. — SC 13D/A Filings
18 SC 13D/A filings on record
This page lists all SC 13D/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 18 SC 13D/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 |
|---|---|---|---|---|
| SC 13D/A | SC 13D/A | 0001140361-23-041174 | Aug 24, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-031803 | Jun 28, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-031597 | Jun 27, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-031057 | Jun 23, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-030633 | Jun 21, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-030189 | Jun 16, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-029760 | Jun 14, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-029264 | Jun 12, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-028238 | Jun 5, 2023 | — |
| SC 13D/A | SC 13D/A | 0001140361-23-004573 | Feb 6, 2023 | — |
| SC 13D/A | SCHEDULE 13D (AMENDMENT NO. 6) | 0000899140-22-000733 | Oct 7, 2022 | — |
| SC 13D/A | SCHEDULE 13D/A, AMENDMENT #5 | 0000899140-22-000583 | Jul 6, 2022 | — |
| SC 13D/A | SCHEDULE 13D (AMENDMENT #4) | 0000899140-22-000041 | Jan 10, 2022 | — |
| SC 13D/A | SCHEDULE 13D/A, AMENDMENT #3 | 0000899140-21-000734 | Nov 19, 2021 | — |
| SC 13D/A | SCHEDULE 13D (AMENDMENT NO. 2) | 0000899140-21-000638 | Sep 10, 2021 | — |
| SC 13D/A | SCHEDULE 13D/A, AMENDMENT #1 | 0000899140-21-000515 | May 27, 2021 | — |
| SC 13D/A | AMENDMENT NO. 2 | 0000914121-13-000084 | Feb 8, 2013 | — |
| SC 13D/A | AMENDMENT NO. 1 | 0000914121-12-000187 | Mar 14, 2012 | — |