ALLEGRO MICROSYSTEMS, INC. — S-1/A Filings
5 S-1/A filings on record
This page lists all S-1/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 5 S-1/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 |
|---|---|---|---|---|
| S-1/A | AMENDMENT NO. 2 TO FORM S-1 | 0001193125-20-273413 | Oct 21, 2020 | — |
| S-1/A | AMENDMENT NO. 1 TO FORM S-1 | 0001193125-20-268455 | Oct 13, 2020 | — |
| S-1/A | ALLEGRO MICROSYSTEMS, INC. | 0000950135-08-001653 | Mar 7, 2008 | — |
| S-1/A | ALLEGRO MICROSYSTEMS INC. | 0000950135-08-000385 | Jan 29, 2008 | — |
| S-1/A | ALLEGRO MICROSYSTEMS, INC. | 0000950135-07-007254 | Nov 30, 2007 | — |