0001209191-20-009521.txt : 20200214 0001209191-20-009521.hdr.sgml : 20200214 20200214133436 ACCESSION NUMBER: 0001209191-20-009521 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20200212 FILED AS OF DATE: 20200214 DATE AS OF CHANGE: 20200214 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Carusona Zach CENTRAL INDEX KEY: 0001776798 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35416 FILM NUMBER: 20617493 MAIL ADDRESS: STREET 1: 24275 KATY FREEWAY STREET 2: SUITE 600 CITY: KATY STATE: TX ZIP: 77494 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 2020-02-12 0 0001524741 U.S. SILICA HOLDINGS, INC. SLCA 0001776798 Carusona Zach C/O US SILICA HOLDINGS INC. 24275 KATY FREEWAY SUITE 600 KATY TX 77494 0 1 0 0 President Specialty Minerals Common Stock 2020-02-12 4 F 0 2014 5.78 D 74844 D Includes (i) 208 restricted stock units granted on April 1, 2017 which vest on April 1, 2020, (ii) 4,373 restricted stock units granted on April 1, 2018, which will vest in two equal installments on April 1, 2020 and 2021, (iii) 11,618 restricted stock units granted on February 12, 2019, which will vest in two equal installments on February 12, 2021 and 2022, and (iv) 48,387 restricted stock units granted on February 6, 2020, which will vest in three equal installments on the anniversary of the grant date. /s/ Matthew Rinegar, as Attorney-in-Fact 2020-02-14