Insider · CIK 0001687132
Charles Edwin Young
Files at: SND. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 19, 2026 AForm 4 → | Aug 20, 8:12 pm EDT | Smart Sand, Inc.SND | 110,063 | — | — | 1,625,096 | — | |
| Jun 5, 2026 FForm 4 → | Jun 9, 7:34 am EDT | Smart Sand, Inc.SND | 5,811 | $5.45 | $31,670 | 1,515,033 | — |
Reported trades — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.