Strategy Inc — Director's Dealing 2011

May 10, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MICROSTRATEGY INC (MSTR)
CIK: 0001050446
Period of Report: 2011-05-06

Reporting Person: SAYLOR MICHAEL J (Director, Chairman, President and CEO, 10% Owner)
Reporting Person: ALCANTARA LLC (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-09	Class A Common Stock	S	500	$135.265	Disposed	12268	Indirect
2011-05-09	Class A Common Stock	S	100	$135.268	Disposed	12168	Indirect
2011-05-09	Class A Common Stock	S	1100	$135.27	Disposed	11068	Indirect
2011-05-09	Class A Common Stock	S	100	$135.276	Disposed	10968	Indirect
2011-05-09	Class A Common Stock	S	200	$135.278	Disposed	10768	Indirect
2011-05-09	Class A Common Stock	S	700	$135.286	Disposed	10068	Indirect
2011-05-09	Class A Common Stock	S	400	$135.30	Disposed	9668	Indirect
2011-05-09	Class A Common Stock	S	50	$135.306	Disposed	9618	Indirect
2011-05-09	Class A Common Stock	S	400	$135.31	Disposed	9218	Indirect
2011-05-09	Class A Common Stock	S	100	$135.34	Disposed	9118	Indirect
2011-05-09	Class A Common Stock	S	100	$135.3401	Disposed	9018	Indirect
2011-05-09	Class A Common Stock	S	600	$135.35	Disposed	8418	Indirect
2011-05-09	Class A Common Stock	S	999	$135.36	Disposed	7419	Indirect
2011-05-09	Class A Common Stock	S	719	$135.37	Disposed	6700	Indirect
2011-05-09	Class A Common Stock	S	100	$135.38	Disposed	6600	Indirect
2011-05-09	Class A Common Stock	S	200	$135.39	Disposed	6400	Indirect
2011-05-09	Class A Common Stock	S	500	$135.40	Disposed	5900	Indirect
2011-05-09	Class A Common Stock	S	527	$135.41	Disposed	5373	Indirect
2011-05-09	Class A Common Stock	S	800	$135.42	Disposed	4573	Indirect
2011-05-09	Class A Common Stock	S	100	$135.43	Disposed	4473	Indirect
2011-05-09	Class A Common Stock	S	200	$135.48	Disposed	4273	Indirect
2011-05-09	Class A Common Stock	S	100	$135.49	Disposed	4173	Indirect
2011-05-09	Class A Common Stock	S	500	$135.50	Disposed	3673	Indirect
2011-05-09	Class A Common Stock	S	273	$135.53	Disposed	3400	Indirect
2011-05-09	Class A Common Stock	S	100	$135.54	Disposed	3300	Indirect
2011-05-09	Class A Common Stock	S	100	$135.65	Disposed	3200	Indirect
2011-05-09	Class A Common Stock	S	100	$135.66	Disposed	3100	Indirect
2011-05-09	Class A Common Stock	S	100	$135.70	Disposed	3000	Indirect
2011-05-09	Class A Common Stock	S	200	$135.71	Disposed	2800	Indirect
2011-05-09	Class A Common Stock	S	100	$135.7101	Disposed	2700	Indirect