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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001213900-18-000124
Filing Date
2018-01-04
Accepted
2018-01-04 16:08:07
Documents
1
Period of Report
2018-01-03

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT f4010318graffy_rubicon.html 4  
1 OWNERSHIP DOCUMENT f4010318graffy_rubicon.xml 4 6509
  Complete submission text file 0001213900-18-000124.txt   7859
Mailing Address 900 EAST GREEN STREET BENSENVILLE IL 60106
Business Address 900 EAST GREEN STREET BENSENVILLE IL 60106 (847) 295-7000
Rubicon Technology, Inc. (Issuer) CIK: 0001410172 (see all company filings)

IRS No.: 364419301 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3674 Semiconductors & Related Devices

Mailing Address 900 EAST GREEN STREET, UNIT A BENSENVILLE IL 60106
Business Address
Graffy Mardel A (Reporting) CIK: 0001619993 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-33834 | Film No.: 18510155