Form SCHEDULE 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000102909-26-000569
Filing Date
2026-03-26
Accepted
2026-03-26 15:25:18
Documents
1
X0202

Document Format Files

Seq Description Document Type Size
1 primary_doc.html SCHEDULE 13G/A  
1 primary_doc.xml SCHEDULE 13G/A 5450
  Complete submission text file 0000102909-26-000569.txt   7162
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600
Business Address 100 VANGUARD BLVD MALVERN PA 19355 6106691000
VANGUARD GROUP INC (Filed by) CIK: 0000102909 (see all company filings)

EIN.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SCHEDULE 13G/A

Mailing Address 955 PERIMETER ROAD MANCHESTER NH 03103
Business Address 955 PERIMETER ROAD MANCHESTER NH 03103 (603) 626-2300
ALLEGRO MICROSYSTEMS, INC. (Subject) CIK: 0000866291 (see all company filings)

EIN.: 462405937 | Fiscal Year End: 0331
Type: SCHEDULE 13G/A | Act: 34 | File No.: 005-92108 | Film No.: 26797558
SIC: 3674 Semiconductors & Related Devices
(CF Office: 04 Manufacturing)