<SEC-DOCUMENT>0001529628-21-000114-index.html : 20210423 <SEC-HEADER>0001529628-21-000114.hdr.sgml : 20210423 <ACCEPTANCE-DATETIME>20210423160439 ACCESSION NUMBER: 0001529628-21-000114 CONFORMED SUBMISSION TYPE: DEF 14A PUBLIC DOCUMENT COUNT: 6 CONFORMED PERIOD OF REPORT: 20210608 FILED AS OF DATE: 20210423 DATE AS OF CHANGE: 20210423 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Smart Sand, Inc. CENTRAL INDEX KEY: 0001529628 STANDARD INDUSTRIAL CLASSIFICATION: MINING, QUARRYING OF NONMETALLIC MINERALS (NO FUELS) [1400] IRS NUMBER: 452809926 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEF 14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-37936 FILM NUMBER: 21849711 BUSINESS ADDRESS: STREET 1: 1725 HUGHES LANDING BOULEVARD STREET 2: SUITE 800 CITY: THE WOODLANDS STATE: TX ZIP: 77380 BUSINESS PHONE: (281) 231-2660 MAIL ADDRESS: STREET 1: 1725 HUGHES LANDING BOULEVARD STREET 2: SUITE 800 CITY: THE WOODLANDS STATE: TX ZIP: 77380 </SEC-HEADER> <DOCUMENT> <TYPE>DEF 14A <SEQUENCE>1 <FILENAME>snd_def14ax2021.htm <DESCRIPTION>DEF 14A <TEXT> Document 1 - file: snd_def14ax2021.htm
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