LANDSTAR SYSTEM INC — Director's Dealing 2006

May 24, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LANDSTAR SYSTEM INC (LSTR)
CIK: 0000853816
Period of Report: 2006-05-22

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-05-22	Common Stock	M	5924	$8.1173	Acquired	123016	Direct
2006-05-22	Common Stock	M	4616	$14.6207	Acquired	127632	Direct
2006-05-22	Common Stock	M	39460	$19.025	Acquired	167092	Direct
2006-05-22	Common Stock	S	450	$40.56	Disposed	166642	Direct
2006-05-22	Common Stock	S	100	$40.57	Disposed	166542	Direct
2006-05-22	Common Stock	S	1	$40.58	Disposed	166541	Direct
2006-05-22	Common Stock	S	200	$40.64	Disposed	166341	Direct
2006-05-22	Common Stock	S	200	$40.65	Disposed	166141	Direct
2006-05-22	Common Stock	S	169	$40.66	Disposed	165972	Direct
2006-05-22	Common Stock	S	200	$40.67	Disposed	165772	Direct
2006-05-22	Common Stock	S	49	$40.7	Disposed	165723	Direct
2006-05-22	Common Stock	S	200	$40.73	Disposed	165523	Direct
2006-05-22	Common Stock	S	200	$40.75	Disposed	165323	Direct
2006-05-22	Common Stock	S	100	$40.77	Disposed	165223	Direct
2006-05-22	Common Stock	S	200	$40.78	Disposed	165023	Direct
2006-05-22	Common Stock	S	100	$40.79	Disposed	164923	Direct
2006-05-22	Common Stock	S	331	$40.8	Disposed	164592	Direct
2006-05-22	Common Stock	S	300	$40.81	Disposed	164292	Direct
2006-05-22	Common Stock	S	200	$40.87	Disposed	164092	Direct
2006-05-22	Common Stock	S	700	$40.88	Disposed	163392	Direct
2006-05-22	Common Stock	S	137	$40.96	Disposed	163255	Direct
2006-05-22	Common Stock	S	200	$40.97	Disposed	163055	Direct
2006-05-22	Common Stock	S	400	$40.98	Disposed	162655	Direct
2006-05-22	Common Stock	S	193	$41	Disposed	162462	Direct
2006-05-22	Common Stock	S	570	$41.01	Disposed	161892	Direct
2006-05-22	Common Stock	S	291	$41.04	Disposed	161601	Direct
2006-05-22	Common Stock	S	309	$41.05	Disposed	161292	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-05-22	Stock Options (Right to buy)	$8.1173	M	5924	Disposed	2011-02-07	Common Stock (5924)	Direct
2006-05-22	Stock Options (Right to buy)	$14.6207	M	4616	Disposed	2013-01-02	Common Stock (4616)	Direct
2006-05-22	Stock Options (Right to buy)	$19.025	M	39460	Disposed	2014-01-02	Common Stock (39460)	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.

F2: Options became exercisable in the amount of 34,668 on 01/02/2005 and 4,792 on 01/02/2006.