Smith Micro Software (SMSI) officer receives 75,398 performance-based shares

Rhea-AI Filing Summary

Smith Micro Software executive Timothy C. Huffmyer, the company’s VP, COO, CFO and Treasurer, received a grant of 75,398 shares of common stock on 12/09/2025. The award was granted at a price of $0, indicating a restricted stock grant rather than an open-market purchase. These shares are subject to performance-based vesting and will vest in installments only if performance criteria for the fourth quarter of 2025 are satisfied. Following this grant, Huffmyer beneficially owns 226,160 shares of Smith Micro Software common stock, held directly.

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)
12/09/2025

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	12/09/2025		A		75,398(1)	A	$0	226,160	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. Restricted stock subject to performance-based vesting. Shares will vest in installments subject to satisfaction of performance criteria for the fourth quarter of 2025.

	/s/ Jennifer M. Reinke as attorney-in-fact for Timothy C. Huffmyer	12/11/2025
	** 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.

FAQ

What insider stock transaction did SMSI report for its executive?

Smith Micro Software reported that Timothy C. Huffmyer, its VP, COO, CFO and Treasurer, was granted 75,398 shares of common stock on 12/09/2025.

What type of shares did the Smith Micro Software (SMSI) executive receive?

The executive received restricted stock subject to performance-based vesting, with shares vesting in installments based on performance criteria for the fourth quarter of 2025.

Did the SMSI executive pay for the 75,398 shares granted?

No cash was paid for the grant; the 75,398 shares of Smith Micro Software common stock were reported with a price of $0, consistent with a stock award.

How many SMSI shares does Timothy C. Huffmyer own after this grant?

After the reported transaction, Timothy C. Huffmyer beneficially owns 226,160 shares of Smith Micro Software common stock, held directly.

What is the role of the reporting person in Smith Micro Software (SMSI)?

The reporting person, Timothy C. Huffmyer, serves as Vice President, Chief Operating Officer, Chief Financial Officer and Treasurer of Smith Micro Software.

Is the performance condition for the SMSI restricted stock tied to a specific period?

Yes. The restricted stock will vest in installments only if specified performance criteria are met for the fourth quarter of 2025.