0001213900-20-026564.txt : 20200915
0001213900-20-026564.hdr.sgml : 20200915
20200915062944
ACCESSION NUMBER: 0001213900-20-026564
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20200715
FILED AS OF DATE: 20200915
DATE AS OF CHANGE: 20200915
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Gramm Jefferson
CENTRAL INDEX KEY: 0001427290
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-33834
FILM NUMBER: 201174656
MAIL ADDRESS:
STREET 1: C/O BANDERA PARTNERS LLC
STREET 2: 50 BROAD STREET, SUITE 1820
CITY: NEW YORK
STATE: NY
ZIP: 10004
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
ownership.xml
X0306
4
2020-07-15
0
0001410172
Rubicon Technology, Inc.
RBCN
0001427290
Gramm Jefferson
C/O RUBICON TECHNOLOGY, INC.,
900 EAST GREEN ST., UNIT A
BENSENVILLE
IL
60106
1
0
1
0
Common Stock
2020-07-15
4
A
0
1199
0
A
3194
D
Common Stock
258256
I
See footnote
Restricted Stock Units
2020-07-16
4
A
0
1250
8.00
A
Common Stock
1250
1250
D
Each restricted stock unit ("RSU") represents a right to receive one share of the Company's common stock.
RSUs vest on the day immediately preceding the day of the 2021 Annual Meeting of Stockholders.
Consists of securities directly held by Bandera Master Fund L.P. ("Bandera Master Fund"). Bandera Master Fund has delegated to Bandera Partners LLC ("Bandera Partners"), its investment manager, the sole and exclusive authority to vote and dispose of the securities held by Bandera Master Fund. Mr. Gramm, solely by virtue of his position as a Managing Partner, Managing Director and Portfolio Manager of Bandera Partners, may be deemed to beneficially own the securities held by Bandera Master Fund. Mr. Gramm expressly disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.
/s/Timothy Brog, Attorney in Fact
2020-09-14