0001209191-21-009109.txt : 20210209
0001209191-21-009109.hdr.sgml : 20210209
20210209210042
ACCESSION NUMBER: 0001209191-21-009109
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20210206
FILED AS OF DATE: 20210209
DATE AS OF CHANGE: 20210209
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: WINKLER MICHAEL L
CENTRAL INDEX KEY: 0001529850
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-35416
FILM NUMBER: 21608812
MAIL ADDRESS:
STREET 1: 8490 PROGRESS DRIVE
STREET 2: SUITE 300
CITY: FREDERICK
STATE: MD
ZIP: 21701
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: U.S. SILICA HOLDINGS, INC.
CENTRAL INDEX KEY: 0001524741
STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400]
IRS NUMBER: 263718801
STATE OF INCORPORATION: TX
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 24275 KATY FREEWAY
STREET 2: SUITE 600
CITY: KATY
STATE: TX
ZIP: 77494
BUSINESS PHONE: (281) 258-2170
MAIL ADDRESS:
STREET 1: 24275 KATY FREEWAY
STREET 2: SUITE 600
CITY: KATY
STATE: TX
ZIP: 77494
FORMER COMPANY:
FORMER CONFORMED NAME: GGC USS HOLDINGS, INC.
DATE OF NAME CHANGE: 20110630
4
1
doc4.xml
FORM 4 SUBMISSION
X0306
4
2021-02-06
0
0001524741
U.S. SILICA HOLDINGS, INC.
SLCA
0001529850
WINKLER MICHAEL L
C/O US SILICA HOLDINGS INC.
24275 KATY FREEWAY SUITE 600
KATY
TX
77494
0
1
0
0
EVP & Chief Operating Officer
Common Stock
2021-02-06
4
F
0
9097
9.04
D
265658
D
Represents tax withholding on vested restricted stock units.
Includes (i) 30,210 restricted stock units granted on February 12, 2019 which will vest in equal installments on February 12, 2021 and 2022 and (ii) 69,893 restricted stock units granted on February 6, 2020 which will vest in equal installments on February 6, 2022 and 2023.
/s/ Matthew Rinegar, as Attorney-In-Fact
2021-02-09