Mathi Gurusamy - 01 Jul 2025 Form 4 Insider Report for LANTRONIX INC (LTRX)

Role: Chief Product & Strategy Officer
Signature: /s/ Brent Stringham, Attorney-in-fact for Mathi Gurusamy
Issuer symbol: LTRX
Transactions as of: 01 Jul 2025
Net transactions value: -$13,454
Form type: 4
Filing time: 02 Jul 2025, 20:31:51 UTC
Previous filing: 03 Jun 2025
Next filing: 15 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Gurusamy Mathi	Chief Product & Strategy Officer	48 DISCOVERY STREET, SUITE 250, IRVINE	/s/ Brent Stringham, Attorney-in-fact for Mathi Gurusamy	02 Jul 2025	0002021595

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LTRX	Common Stock	Options Exercise	$0	+13,335	+33%	$0.000000	53,626	01 Jul 2025	Direct	F1
transaction	LTRX	Common Stock	Tax liability	$13,454	-4,771	-8.9%	$2.82	48,855	01 Jul 2025	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	LTRX	Restricted Stock Units	Options Exercise	$0	-13,335	-33%	$0.000000	26,676	01 Jul 2025	Common Stock	13,335		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents restricted stock units ("RSUs") granted on July 1, 2024. The restricted stock units ("RSUs") shall vest such that one-third (1/3) of the shares vest on July 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027
F2	In accordance with the terms of the RSU Agreement, 4,771 shares of Lantronix, Inc. common stock were withheld at vesting to cover required tax withholding.

Remarks:

Chief Product & Strategy Officer