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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

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5
SC 13G/A

An amendment to the SC 13G filing

3,4,5