SMSI (SMSI) finance chief forfeits 5,261 restricted shares to issuer

Rhea-AI Filing Summary

SMITH MICRO SOFTWARE, INC. executive Timothy C. Huffmyer reported a disposition of company shares under a restricted stock arrangement. On March 4, 2026, 5,261 shares of common stock were forfeited to the issuer at a stated price of $0.00 per share in accordance with the terms of the grant.

After this forfeiture, Huffmyer directly held 186,355 shares of SMITH MICRO SOFTWARE, INC. common stock.

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

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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^*

Huffmyer Timothy C.

(Last) (First) (Middle)

5800 CORPORATE DRIVE

(Street)

PITTSBURGH PA 15237

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SMITH MICRO SOFTWARE, INC. [ SMSI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, COO, CFO and Treasurer

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

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

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	03/04/2026		D		5,261(1)	D	$0	186,355	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. Shares of restricted stock forfeited in accordance with the terms of grant.

	/s/ Jennifer M. Reinke as attorney-in-fact for Timothy C. Huffmyer	03/06/2026
	** 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).
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FAQ

What insider transaction did SMSI executive Timothy Huffmyer report on this Form 4?

Timothy C. Huffmyer reported a disposition of 5,261 shares of SMITH MICRO SOFTWARE, INC. common stock. The shares were forfeited to the issuer at $0.00 per share under the terms of a restricted stock grant.

Was the SMSI Form 4 transaction an open market sale of shares?

No, the Form 4 shows a disposition to the issuer, not an open market sale. The 5,261 shares of common stock were forfeited under restricted stock terms at a stated price of $0.00 per share.

How many SMITH MICRO SOFTWARE (SMSI) shares does Timothy Huffmyer hold after this transaction?

Following the reported disposition, Timothy C. Huffmyer directly holds 186,355 shares of SMITH MICRO SOFTWARE, INC. common stock. This figure is listed as the total shares owned after the transaction on the Form 4.

What does the footnote on the SMSI Form 4 transaction indicate?

The footnote explains the 5,261 shares were restricted stock forfeited in accordance with the terms of the grant. This clarifies the disposition arose from grant conditions rather than a discretionary market sale of shares.

What is the transaction code used in the SMSI Form 4 for this event?

The Form 4 uses transaction code “D”, described as a disposition to the issuer. Combined with the footnote, this indicates restricted stock forfeiture rather than a purchase or open market sale transaction.

Does the SMSI Form 4 show this insider as a direct or indirect owner of the shares?

The Form 4 lists ownership as direct, with the code “D” for direct ownership. There is no indication of trusts, partnerships, or other entities, so the shares are held directly by Timothy C. Huffmyer.