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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000950123-11-011984
Filing Date
2011-02-11
Accepted
2011-02-10 17:55:11
Documents
2

Document Format Files

Seq Description Document Type Size
1 SC 13G/A c62860x4sc13gza.htm SC 13G/A 36414
2 EX-99.1 c62860x4exv99w1.htm EX-99.1 3596
  Complete submission text file 0000950123-11-011984.txt   42248
Mailing Address 1235 BORDEAUX DR SUNNYVALE CA 94089
Business Address 1235 BORDEAUX DR SUNNYVALE CA 94089 4087440100
SUPERTEX INC (Subject) CIK: 0000730000 (see all company filings)

IRS No.: 942328535 | State of Incorp.: CA | Fiscal Year End: 1221
Type: SC 13G/A | Act: 34 | File No.: 005-36955 | Film No.: 11594004
SIC: 3674 Semiconductors & Related Devices

Mailing Address 227 W MONROE ST STE 3000 CHICAGO IL 60606
Business Address 227 W MONROE STREET SUITE 3000 CHICAGO IL 60606 312-634-9200
COLUMBIA WANGER ASSET MANAGEMENT LLC (Filed by) CIK: 0000908733 (see all company filings)

IRS No.: 043519872 | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000