Young William John
Reporting Owner SEC Filing List

CIK: 0001687130
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Young William John 08/20/2026
4Statement of changes in beneficial owner...Smart Sand, Inc. 08/20/2026
4Statement of changes in beneficial owner...Young William John 06/09/2026
4Statement of changes in beneficial owner...Smart Sand, Inc. 06/09/2026
4Statement of changes in beneficial owner...Smart Sand, Inc. 03/19/2026
4Statement of changes in beneficial owner...Young William John 03/19/2026
4Statement of changes in beneficial owner...Young William John 03/03/2026
4Statement of changes in beneficial owner...Smart Sand, Inc. 03/03/2026
4Statement of changes in beneficial owner...Smart Sand, Inc. 03/03/2026
4Statement of changes in beneficial owner...Young William John 03/03/2026
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Young William John 's Ownership Transactions

Issuer Filing
Date
Transaction
Date
Transaction
Type
Shares Price Total Amt Shares Owned