Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000936753-15-000163
Filing Date
2015-09-10
Accepted
2015-09-10 12:29:18
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC13G/A RUBICON AUG15 rbcn.txt SC 13G/A 6960
  Complete submission text file 0000936753-15-000163.txt   8674
Mailing Address 200 EAST RANDOLPH STREET SUITE 2900 CHICAGO IL 60601
Business Address 200 EAST RANDOLPH STREET SUITE 2900 CHICAGO IL 60601 (312) 726-0140
ARIEL INVESTMENTS, LLC (Filed by) CIK: 0000936753 (see all company filings)

IRS No.: 020712418 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A

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/A | Act: 34 | File No.: 005-83694 | Film No.: 151100665
SIC: 3674 Semiconductors & Related Devices