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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001193125-12-052474
Filing Date
2012-02-10
Accepted
2012-02-10 16:02:23
Documents
2

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G AMENDMENT NO. 6 d297121dsc13ga.htm SC 13G/A 35620
2 JOINT FILING AGREEMENT d297121dex991.htm EX-99.1 4008
  Complete submission text file 0001193125-12-052474.txt   41563
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

Mailing Address 1590 BUCKEYE DRIVE MILPITAS CA 95035
Business Address 1590 BUCKEYE DRIVE MILPITAS CA 95035 4084579000
IXYS CORP /DE/ (Subject) CIK: 0000945699 (see all company filings)

IRS No.: 770140882 | State of Incorp.: DE | Fiscal Year End: 0331
Type: SC 13G/A | Act: 34 | File No.: 005-49227 | Film No.: 12592870
SIC: 3674 Semiconductors & Related Devices