Strategy Inc — Director's Dealing 2011

May 16, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MICROSTRATEGY INC (MSTR)
CIK: 0001050446
Period of Report: 2011-05-12

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
2011-05-12	Class A Common Stock	S	106	$138.37	Disposed	224	Indirect
2011-05-12	Class A Common Stock	S	176	$138.39	Disposed	48	Indirect
2011-05-12	Class A Common Stock	S	48	$138.63	Disposed	0	Indirect
2011-05-13	Class A Common Stock	C	3332	—	Acquired	3332	Indirect
2011-05-13	Class A Common Stock	S	701	$138.00	Disposed	2631	Indirect
2011-05-13	Class A Common Stock	S	400	$138.0001	Disposed	2231	Indirect
2011-05-13	Class A Common Stock	S	100	$138.01	Disposed	2131	Indirect
2011-05-13	Class A Common Stock	S	99	$138.11	Disposed	2032	Indirect
2011-05-13	Class A Common Stock	S	200	$138.23	Disposed	1832	Indirect
2011-05-13	Class A Common Stock	S	200	$138.24	Disposed	1632	Indirect
2011-05-13	Class A Common Stock	S	100	$138.26	Disposed	1532	Indirect
2011-05-13	Class A Common Stock	S	200	$138.265	Disposed	1332	Indirect
2011-05-13	Class A Common Stock	S	100	$138.27	Disposed	1232	Indirect
2011-05-13	Class A Common Stock	S	200	$138.2701	Disposed	1032	Indirect
2011-05-13	Class A Common Stock	S	100	$138.28	Disposed	932	Indirect
2011-05-13	Class A Common Stock	S	200	$138.2801	Disposed	732	Indirect
2011-05-13	Class A Common Stock	S	200	$138.29	Disposed	532	Indirect
2011-05-13	Class A Common Stock	S	100	$138.31	Disposed	432	Indirect
2011-05-13	Class A Common Stock	S	5	$138.46	Disposed	427	Indirect
2011-05-13	Class A Common Stock	S	400	$138.60	Disposed	27	Indirect
2011-05-13	Class A Common Stock	S	27	$138.70	Disposed	0	Indirect

Footnotes

F1: These shares were acquired upon conversion of shares of Class B Common Stock, which were convertible on a 1-for-1 basis into shares of Class A Common Stock.

F2: Separate open market sale transactions that were executed on 05/13/2011 at the same price have been reported on an aggregate basis on a single line in Table I. The order in which sale transactions are set forth in Table I is not necessarily reflective of the sequence in which the sale transactions occurred in fact.