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Smart Sand (SND) EVP logs tax share withholding in Form 4/A

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4/A

Rhea-AI Filing Summary

Smart Sand, Inc. Executive VP of Operations Robert Kiszka reported a Form 4/A showing a tax-related share disposition. On the vesting of restricted stock, 6,194 shares of common stock were withheld at $5.19 per share to cover tax obligations. The amendment also corrects a previously misreported holding of 515,836 shares and reflects both directly held shares and additional indirect holdings through an LLC, where Kiszka has sole voting and investment control but disclaims beneficial ownership beyond his pecuniary interest.

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Insider KISZKA ROBERT
Role Executive VP of Operations
Type Security Shares Price Value
Tax Withholding Common Stock 6,194 $5.19 $32K
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 544,782 shares (Direct); Common Stock — 448,738 shares (Indirect, BY LLC)
Footnotes (1)
  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. The Form 4, as originally filed, incorrectly reported the number of shares as 515,836. The Form 4, as amended by this Form 4/A, currently reports the corrected number of shares. Held by a limited liability company ("LLC") of which the Reporting Person serves as the sole member with sole voting and investment control over the securities held thereby. The Reporting Person disclaims beneficial ownership of the securities held by the LLC except to the extent of his pecuniary interest therein.
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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*
KISZKA ROBERT
(Last) (First) (Middle)
C/O SMART SAND, INC.
1000 FLORAL VALE BOULEVARD, SUITE 225
(Street)
YARDLEY PA 19067
(City) (State) (Zip)
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)
Executive VP of Operations
3. Date of Earliest Transaction (Month/Day/Year)
02/28/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
03/03/2026 		6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
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 02/28/2026 F 6,194(1) D $5.19 544,782(2) D
Common Stock 448,738 I BY LLC(3)
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.
2. The Form 4, as originally filed, incorrectly reported the number of shares as 515,836. The Form 4, as amended by this Form 4/A, currently reports the corrected number of shares.
3. Held by a limited liability company ("LLC") of which the Reporting Person serves as the sole member with sole voting and investment control over the securities held thereby. The Reporting Person disclaims beneficial ownership of the securities held by the LLC except to the extent of his pecuniary interest therein.
Remarks:
/s/ Lee E. Beckelman, as Attorney-in-Fact for Robert Kiszka 03/03/2026
** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Smart Sand (SND) report in this Form 4/A?

Smart Sand reported a tax-related share disposition by Executive VP Robert Kiszka. On restricted stock vesting, 6,194 common shares were withheld at $5.19 per share to satisfy tax obligations, a non-open-market transaction coded as a tax-withholding disposition.

Who is the insider in Smart Sand (SND) Form 4/A and what is his role?

The insider is Robert Kiszka, Executive VP of Operations at Smart Sand. He reported shares withheld for taxes upon restricted stock vesting and disclosed both direct share ownership and additional indirect holdings through a limited liability company.

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

A total of 6,194 Smart Sand common shares were withheld for taxes. These shares were taken upon the vesting of restricted stock granted to Robert Kiszka, at a reference price of $5.19 per share, and reported as a tax-withholding disposition.

What correction does this Smart Sand (SND) Form 4/A make to prior reports?

The amendment corrects a previously misreported Smart Sand share amount. An earlier Form 4 incorrectly listed 515,836 shares; this Form 4/A updates the filing to show the corrected number of shares held after the reported tax-withholding transaction.

How are Robert Kiszka’s indirect Smart Sand (SND) holdings structured?

Some Smart Sand shares are held indirectly through a limited liability company. Kiszka is the sole member with sole voting and investment control over the LLC’s securities but disclaims beneficial ownership except to the extent of his pecuniary interest in those shares.

Was the Smart Sand (SND) insider transaction an open-market sale?

No, the transaction was not an open-market sale. It is coded as a tax-withholding disposition, meaning shares were withheld by the company to cover tax obligations when restricted stock vested, rather than being sold on the open market.