0001213900-17-010270.txt : 20171003 0001213900-17-010270.hdr.sgml : 20171003 20171003173937 ACCESSION NUMBER: 0001213900-17-010270 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170930 FILED AS OF DATE: 20171003 DATE AS OF CHANGE: 20171003 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Aquilano Don N CENTRAL INDEX KEY: 0001418016 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33834 FILM NUMBER: 171119452 MAIL ADDRESS: STREET 1: C/O RUBICON TECHNOLOGY INC. STREET 2: 9931 FRANKLIN AVENUE CITY: FRANKLIN PARK STATE: IL ZIP: 60131 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Rubicon Technology, Inc. CENTRAL INDEX KEY: 0001410172 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 364419301 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 900 EAST GREEN STREET CITY: BENSENVILLE STATE: IL ZIP: 60106 BUSINESS PHONE: (847) 295-7000 MAIL ADDRESS: STREET 1: 900 EAST GREEN STREET CITY: BENSENVILLE STATE: IL ZIP: 60106 4 1 f4093017aquilano_rubicon.xml OWNERSHIP DOCUMENT X0306 4 2017-09-30 0 0001410172 Rubicon Technology, Inc. RBCN 0001418016 Aquilano Don N C/O RUBICON TECHNOLOGY, INC., 900 EAST GREEN ST., UNIT A BENSENVILLE IL 60106 1 0 0 0 Common Stock 2017-09-30 4 A 0 1914 0 A 26287 D On September 30, 2017, the Reporting Person received shares of restricted stock under the Rubicon Technology, Inc. 2016 Stock Incentive Plan as compensation for service as a Director and Chairman of the Board. Such shares will vest 30 days from the transaction date. /s/ Mardel A. Graffy, Attorney-in-Fact 2017-10-03