| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Green Christopher M. | Vice President of Accounting | C/O SMART SAND, INC., 1000 FLORAL VALE BOULEVARD, SUITE 225, YARDLEY | /s/ Lee E. Beckelman as Attorney-in-Fact for Christopher Green | 31 Jul 2025 | 0001968347 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SND | Common Stock, par value $0.001 per share | Tax liability | $1,889 | -908 | -1.4% | $2.08 | 65,459 | 30 Jul 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld for tax purposes upon the vesting of restricted stock granted to the Reporting Person, the vesting of which is based on the Reporting Person's continued employment with or service to the Issuer on the applicable vesting date. |