ALLEGRO MICROSYSTEMS, INC. — SCHEDULE 13G/A Filings
6 SCHEDULE 13G/A filings on record
This page lists all SCHEDULE 13G/A filings submitted to the SEC by ALLEGRO MICROSYSTEMS, INC. (ALGM), sorted by most recent first. Each row links to the full filing on EdgarLookup. ALLEGRO MICROSYSTEMS, INC. has filed 6 SCHEDULE 13G/A documents with the SEC since 2007. To view all SEC filings by ALLEGRO MICROSYSTEMS, INC., see the full filings list.
All
10-K
10-K/A
10-Q
144
3
4
424B4
424B5
424B7
425
5
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DRS
DRS/A
DRSLTR
EFFECT
FWP
RW
S-1
S-1/A
S-1MEF
S-3ASR
S-8
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
SEC STAFF LETTER
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-000569 | Mar 26, 2026 | — |
| SCHEDULE 13G/A | — | 0001422848-26-000011 | Feb 12, 2026 | — |
| SCHEDULE 13G/A | — | 0000315066-26-000363 | Feb 5, 2026 | — |
| SCHEDULE 13G/A | — | 0001422848-25-000165 | Aug 13, 2025 | — |
| SCHEDULE 13G/A | — | 0000315066-25-001445 | May 12, 2025 | — |
| SCHEDULE 13G/A | — | 0000315066-25-000750 | Feb 12, 2025 | — |