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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001140361-12-004171
Filing Date
2012-01-30
Accepted
2012-01-30 12:57:34
Documents
1

Document Format Files

Seq Description Document Type Size
1 NONE doc1.htm SC 13G 64199
  Complete submission text file 0001140361-12-004171.txt   65817
Mailing Address 222 WEST ADAMS CHICAGO IL 60606
Business Address 222 WEST ADAMS ST CHICAGO IL 60606-5312 3122361600
BLAIR WILLIAM & CO/IL (Filed by) CIK: 0000902367 (see all company filings)

IRS No.: 362214610 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000

Mailing Address 599 LEXINGTON AVENUE, 20TH FLOOR NEW YORK NY 10022
Business Address 599 LEXINGTON AVENUE, 20TH FLOOR NEW YORK NY 10022 212-845-7900
COWEN GROUP, INC. (Subject) CIK: 0001466538 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-85085 | Film No.: 12554737
SIC: 6211 Security Brokers, Dealers & Flotation Companies