LANDSTAR SYSTEM INC — Director's Dealing 2006

Aug 23, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LANDSTAR SYSTEM INC (LSTR)
CIK: 0000853816
Period of Report: 2006-08-21

Reporting Person: GERKENS HENRY H (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-08-21	Common Stock	M	19200	$8.556	Acquired	148608	Direct
2006-08-21	Common Stock	M	29874	$19.025	Acquired	178482	Direct
2006-08-21	Common Stock	S	100	$43.11	Disposed	178382	Direct
2006-08-21	Common Stock	S	530	$43.12	Disposed	177852	Direct
2006-08-21	Common Stock	S	1644	$43.13	Disposed	176208	Direct
2006-08-21	Common Stock	S	700	$43.14	Disposed	175508	Direct
2006-08-21	Common Stock	S	100	$43.15	Disposed	175408	Direct
2006-08-21	Common Stock	S	100	$43.16	Disposed	175308	Direct
2006-08-21	Common Stock	S	100	$43.18	Disposed	175208	Direct
2006-08-21	Common Stock	S	100	$43.19	Disposed	175108	Direct
2006-08-21	Common Stock	S	500	$43.2	Disposed	174608	Direct
2006-08-21	Common Stock	S	140	$43.22	Disposed	174468	Direct
2006-08-21	Common Stock	S	700	$43.23	Disposed	173768	Direct
2006-08-21	Common Stock	S	1560	$43.24	Disposed	172208	Direct
2006-08-21	Common Stock	S	1240	$43.25	Disposed	170968	Direct
2006-08-21	Common Stock	S	1160	$43.26	Disposed	169808	Direct
2006-08-21	Common Stock	S	100	$43.28	Disposed	169708	Direct
2006-08-21	Common Stock	S	200	$43.29	Disposed	169508	Direct
2006-08-21	Common Stock	S	200	$43.3	Disposed	169308	Direct
2006-08-21	Common Stock	S	409	$43.31	Disposed	168899	Direct
2006-08-21	Common Stock	S	400	$43.32	Disposed	168499	Direct
2006-08-21	Common Stock	S	1300	$43.33	Disposed	167199	Direct
2006-08-21	Common Stock	S	791	$43.34	Disposed	166408	Direct
2006-08-21	Common Stock	S	200	$43.35	Disposed	166208	Direct
2006-08-21	Common Stock	S	400	$43.37	Disposed	165808	Direct
2006-08-21	Common Stock	S	500	$43.39	Disposed	165308	Direct
2006-08-21	Common Stock	S	1000	$43.4	Disposed	164308	Direct
2006-08-21	Common Stock	S	400	$43.41	Disposed	163908	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-08-21	Stock Options (Right to buy)	$8.556	M	19200	Disposed	2011-06-29	Common Stock (19200)	Direct
2006-08-21	Stock Options (Right to buy)	$19.025	M	29874	Disposed	2014-01-02	Common Stock (29874)	Direct

Footnotes

F1: The stock option exercises and sales of common stock reported on this Form 4 were effected pursuant to a rule 10b5-1 trading plan adopted by the reporting person.