STRINGHAM BRENT MICHAEL (Chief Financial Officer) exercised options at LANTRONIX INC

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 4 exercises

STRINGHAM BRENT MICHAEL

Filed: 9/3/2026ACC: 0001683168-26-006933

InsiderSTRINGHAM BRENT MICHAELCIK 2038019

→

IssuerLANTRONIX INCCIK 1114925

Officer· Chief Financial Officer

Since Mar 2026

-13.52K

Net shares

Net seller

$69.6K

Total sold

Open market trades

0B · 0S

Total transactions

30.81K acquired · 44.33K disposed

Non-Derivative Transactions6

Common Stock

Direct

M · Option Exercise

+551.00

Price / share

—

Trade value

—

% of position

0.5%

9/1/2026

111.58K→112.14K

Common Stock

Direct

M · Option Exercise

+3.22K

Price / share

—

Trade value

—

% of position

2.9%

9/1/2026

112.14K→115.36K

Common Stock

Direct

M · Option Exercise

+8.57K

Price / share

—

Trade value

—

% of position

7.4%

9/1/2026

115.36K→123.93K

Common Stock

Direct

F · Tax Withholding

−5.42K

Price / share

$5.15

Trade value

$27.89K

% of position

4.4%

9/1/2026

123.93K→118.52K

Common Stock

Direct

M · Option Exercise

+18.46K

Price / share

—

Trade value

—

% of position

15.6%

9/1/2026

118.52K→136.98K

Common Stock

Direct

F · Tax Withholding

−8.10K

Price / share

$5.15

Trade value

$41.72K

% of position

5.9%

9/1/2026

136.98K→128.88K

Total

Net shares

+17.29K

Net value

-$69.61K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	9/1/2026	M · Option Exercise	+551.00	—	—	0.5%	111.58K	112.14K
Common Stock Direct	9/1/2026	M · Option Exercise	+3.22K	—	—	2.9%	112.14K	115.36K
Common Stock Direct	9/1/2026	M · Option Exercise	+8.57K	—	—	7.4%	115.36K	123.93K
Common Stock Direct	9/1/2026	F · Tax Withholding	−5.42K	$5.15	$27.89K	4.4%	123.93K	118.52K
Common Stock Direct	9/1/2026	M · Option Exercise	+18.46K	—	—	15.6%	118.52K	136.98K
Common Stock Direct	9/1/2026	F · Tax Withholding	−8.10K	$5.15	$41.72K	5.9%	136.98K	128.88K
Total			+17.29K		-$69.61K

Derivative Transactions4

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

551.00 shares

−551.00

Strike price

Held after

0.00

Exercisable

—

9/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

3.22K shares

−3.22K

Strike price

Held after

12.89K

Exercisable

—

9/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

8.57K shares

−8.57K

Strike price

Held after

59.99K

Exercisable

—

9/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

18.46K shares

−18.46K

Strike price

Held after

25.85K

Exercisable

—

9/1/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Common Stock551.00 shares	9/1/2026	M · Option Exercise	−551.00	—	0.00
Restricted Stock Units Direct	Common Stock3.22K shares	9/1/2026	M · Option Exercise	−3.22K	—	12.89K
Restricted Stock Units Direct	Common Stock8.57K shares	9/1/2026	M · Option Exercise	−8.57K	—	59.99K
Restricted Stock Units Direct	Common Stock18.46K shares	9/1/2026	M · Option Exercise	−18.46K	—	25.85K