Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000315066-10-003508
Filing Date
2010-10-12
Accepted
2010-10-12 08:36:58
Documents
1

Document Format Files

Seq Description Document Type Size
1 DOC ONE filing.txt SC 13G/A 6561
  Complete submission text file 0000315066-10-003508.txt   8545
Mailing Address 82 DEVONSHIRE STREET BOSTON MA 02109
Business Address 82 DEVONSHIRE ST BOSTON MA 02109 6175706339
FMR LLC (Filed by) CIK: 0000315066 (see all company filings)

EIN.: 061209781 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
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)

EIN.: 364419301 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-83694 | Film No.: 101117551
SIC: 3674 Semiconductors & Related Devices