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Smarter Sand Has Come Of Age

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SEC Filings

SEC Filings

Filing date Form Description Filing Group Downloads
SC 13G/A

An amendment to the SC 13G filing

Other
10-K

Annual report which provides a comprehensive overview of the company for the past year

Annual Filings
EX-101.INS - XBRL INSTANCE DOCUMENT
10-K

Annual report which provides a comprehensive overview of the company for the past year

Annual Filings
EX-101.INS - XBRL INSTANCE DOCUMENT
10-K

Annual report which provides a comprehensive overview of the company for the past year

Annual Filings
EX-101.INS - XBRL INSTANCE DOCUMENT
10-K

Annual report which provides a comprehensive overview of the company for the past year

Annual Filings
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
10-K

Annual report which provides a comprehensive overview of the company for the past year

Annual Filings
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
10-K

Annual report which provides a comprehensive overview of the company for the past year

Annual Filings
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
10-K

Annual report which provides a comprehensive overview of the company for the past year

Annual Filings
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
CERTNAS

CERTNAS

Other
CORRESP

CORRESP

Other