Smith Micro (SMSI) CFO Huffmyer has 27,010 shares withheld for taxes

Rhea-AI Filing Summary

Smith Micro Software executive Timothy C. Huffmyer reported a tax-related share disposition. On this Form 4, 27,010 shares of common stock were withheld at an average vesting price of $0.512 per share to cover income taxes, leaving him with 191,616 directly owned shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Huffmyer Timothy C.

Role VP, COO, CFO and Treasurer

Type	Security	Shares	Price	Value
Tax Withholding	Common stock	27,010	$0.512	$14K

Holdings After Transaction: Common stock — 191,616 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^*

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)
02/27/2026

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	02/27/2026		F		27,010	D	$0.512(1)	191,616	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 withheld, at an average vesting price of $0.512 per share, for the payment of income taxes.

	/s/ Jennifer M. Reinke as attorney-in-fact for Timothy C. Huffmyer	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.

FAQ

What insider transaction did SMSI executive Timothy Huffmyer report?

Timothy C. Huffmyer reported a tax-related disposition of shares. On the reported date, 27,010 shares of Smith Micro Software common stock were withheld at an average vesting price of $0.512 per share for payment of income taxes, according to the Form 4 filing footnote.

How many SMSI shares were withheld for taxes in Timothy Huffmyer’s Form 4?

The Form 4 shows 27,010 shares were withheld for taxes. These common shares were withheld at an average vesting price of $0.512 per share to satisfy income tax obligations tied to equity vesting, as disclosed in the filing’s explanatory footnote.

What price per share was used for Timothy Huffmyer’s SMSI tax withholding?

The filing states an average vesting price of $0.512 per share. This price was applied to 27,010 Smith Micro Software common shares that were withheld to pay income taxes associated with the vesting event, according to the Form 4 footnote description.

How many SMSI shares does Timothy Huffmyer own after this Form 4 transaction?

After the tax-withholding disposition, Huffmyer directly owns 191,616 shares. The Form 4 identifies this total as the number of Smith Micro Software common shares held directly following the withholding transaction, reflecting his updated beneficial ownership position.

What role does Timothy Huffmyer hold at Smith Micro Software (SMSI)?

Timothy C. Huffmyer serves as VP, COO, CFO and Treasurer. The Form 4 identifies him as an officer with these titles at Smith Micro Software, meaning the reported equity transaction involves a senior member of the company’s executive leadership team.

Was Timothy Huffmyer’s SMSI transaction a direct or indirect ownership change?

The transaction affected directly owned shares only. The Form 4 lists the ownership code as “D” and describes the nature of ownership as direct, indicating the tax-withholding disposition applied to shares held in his own name rather than through another entity.