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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001193125-15-038594
Filing Date
2015-02-09
Accepted
2015-02-09 11:45:59
Documents
2
Group Members
COLUMBIA ACORN FUND

Document Format Files

Seq Description Document Type Size
1 SC 13G d866386dsc13g.htm SC 13G 45149
2 EX-99.1 d866386dex991.htm EX-99.1 3971
  Complete submission text file 0001193125-15-038594.txt   51008
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
SIC: 0000

Mailing Address 9931 FRANKLIN AVENUE FRANKLIN PARK IL 60131
Business Address 9931 FRANKLIN AVENUE FRANKLIN PARK IL 60131 (847) 295-7000
Rubicon Technology, Inc. (Subject) CIK: 0001410172 (see all company filings)

IRS No.: 364419301 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-83694 | Film No.: 15587312
SIC: 3674 Semiconductors & Related Devices