ALLEGRO MICROSYSTEMS INC (0000866291)
SIC: 3674 - SEMICONDUCTORS & RELATED DEVICES State location: MA | Fiscal Year End: 0331   (Assistant Director Office No 10) Business Address 115 NORTHEAST CUTOFF WORCESTER MA 01606 508-853-5000 Mailing Address 115 NORTHEAST CUTOFF WORCESTER MA 01606 Key to Descriptions [Paper] Paper filings are available by film number. [Cover] Filing contains an SEC-released cover letter or correspondence.	To limit filing results, enter form type or date (as 2002/05/23). Form Type Prior to Ownership?IncludeExcludeOnly 10 Entries20 Entries40 Entries80 Entries100 Entries

Items 1 - 5

Form	Formats	Description	Filing Date	File/Film No
RW	[html][text] 25 KB	Registration Withdrawal Request Acc-no: 0000950135-08-005486 (NE Act)	2008-08-11	333-145254 081004292
S-1/A	[html][text] 288 KB	[Amend]General form for registration of securities under the Securities Act of 1933 Acc-no: 0000950135-08-001653 (33 Act)	2008-03-07	333-145254 08674900
S-1/A	[html][text] 2 MB	[Amend]General form for registration of securities under the Securities Act of 1933 Acc-no: 0000950135-08-000385 (33 Act)	2008-01-29	333-145254 08558925
S-1/A	[html][text] 2 MB	[Amend]General form for registration of securities under the Securities Act of 1933 Acc-no: 0000950135-07-007254 (33 Act)	2007-11-30	333-145254 071278869
S-1	[html][text] 2 MB	General form for registration of securities under the Securities Act of 1933 Acc-no: 0000950123-07-011093 (33 Act)	2007-08-08	333-145254 071036999

http://www.sec.gov/cgi-bin/browse-edgar

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