Smart Sand (SND) COO has 3,885 shares withheld for tax on RSU vesting

Rhea-AI Filing Summary

Smart Sand, Inc.’s Chief Operating Officer William John Young reported a routine tax-related share disposition. On the vesting of restricted stock tied to his continued service, 3,885 shares of common stock were withheld to cover tax obligations. This was not an open-market sale or purchase, but a mechanical payment of tax liability in shares. After this withholding, Young directly holds 621,672 shares of Smart Sand common stock, indicating he retains a substantial equity position following the vesting event.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider YOUNG WILLIAM JOHN

Role Chief Operating Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	3,885	$4.08	$16K

Holdings After Transaction: Common Stock — 621,672 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

YOUNG WILLIAM JOHN

(Last) (First) (Middle)

C/O SMART SAND, INC.

1000 FLORAL VALE BOULEVARD, SUITE 225

(Street)

YARDLEY PENNSYLVANIA 19067

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Smart Sand, Inc. [ SND ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Operating Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/17/2026		F		3,885(1)	D	$4.08	621,672	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

Remarks:

	/s/ Lee E. Beckelman as Attorney-in-Fact for William John Young	03/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Smart Sand (SND) COO William John Young report in this Form 4?

Smart Sand’s COO William John Young reported a tax-related share disposition. 3,885 shares of common stock were withheld to satisfy taxes upon vesting of restricted stock, a routine compensation-related event rather than an open-market trade.

Was the Smart Sand (SND) Form 4 transaction an open-market sale or purchase?

No, the Form 4 does not show an open-market trade. The F code transaction reflects shares withheld to pay tax liability on vested restricted stock, not a discretionary buy or sell in the market by the executive.

How many Smart Sand (SND) shares were withheld for taxes in this filing?

The filing shows 3,885 shares of Smart Sand common stock were withheld. These shares covered tax obligations that arose when restricted stock granted to the COO vested based on his continued employment or service with the company.

How many Smart Sand (SND) shares does the COO hold after this Form 4 event?

Following the tax-withholding disposition, William John Young directly holds 621,672 shares of Smart Sand common stock. This post-transaction balance indicates he maintains a sizable equity stake after the restricted stock vesting and related tax withholding.

What does transaction code F mean in the Smart Sand (SND) Form 4?

Transaction code F indicates payment of exercise price or tax liability using securities. Here, it denotes shares of Smart Sand common stock were withheld to satisfy taxes triggered by the vesting of restricted stock granted to the COO.