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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001213900-20-026564
Filing Date
2020-09-15
Accepted
2020-09-15 06:29:44
Documents
1
Period of Report
2020-07-15

Document Format Files

Seq Description Document Type Size
1 ownership.html 4  
1 ownership.xml 4 7015
  Complete submission text file 0001213900-20-026564.txt   8354
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 C/O BANDERA PARTNERS LLC 50 BROAD STREET, SUITE 1820 NEW YORK NY 10004
Business Address
Gramm Jefferson (Reporting) CIK: 0001427290 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-33834 | Film No.: 201174656