Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
BROWN ERIC F
   2. Issuer Name and Ticker or Trading Symbol
MICROSTRATEGY INC [MSTR] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
President and CFO
(Last)
(First)
(Middle)
C/O MICROSTRATEGY INCORPORATED, 1861 INTERNATIONAL DRIVE		 3. Date of Earliest Transaction (Month/Day/Year)
10/28/2004
(Street)

MCLEAN, VA 22102		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class A Common Stock 10/28/2004   M   18,750 A $ 4.7 18,750 D  
Class A Common Stock 10/28/2004   M   6,250 A $ 24.8 25,000 D  
Class A Common Stock 10/28/2004   S   300 D $ 60.48 24,700 (1) D  
Class A Common Stock 10/28/2004   S   300 D $ 60.49 24,400 D  
Class A Common Stock 10/28/2004   S   1,100 D $ 60.5 23,300 D  
Class A Common Stock 10/28/2004   S   300 D $ 60.51 23,000 D  
Class A Common Stock 10/28/2004   S   150 D $ 60.56 22,850 D  
Class A Common Stock 10/28/2004   S   300 D $ 60.57 22,550 D  
Class A Common Stock 10/28/2004   S   100 D $ 60.58 22,450 D  
Class A Common Stock 10/28/2004   S   100 D $ 60.61 22,350 D  
Class A Common Stock 10/28/2004   S   900 D $ 60.64 21,450 D  
Class A Common Stock 10/28/2004   S   800 D $ 60.65 20,650 D  
Class A Common Stock 10/28/2004   S   550 D $ 60.66 20,100 D  
Class A Common Stock 10/28/2004   S   200 D $ 60.67 19,900 D  
Class A Common Stock 10/28/2004   S   100 D $ 60.69 19,800 D  
Class A Common Stock 10/28/2004   S   1,100 D $ 60.73 18,700 D  
Class A Common Stock 10/28/2004   S   600 D $ 60.75 18,100 D  
Class A Common Stock 10/28/2004   S   300 D $ 60.77 17,800 D  
Class A Common Stock 10/28/2004   S   425 D $ 60.78 17,375 D  
Class A Common Stock 10/28/2004   S   400 D $ 60.79 16,975 D  
Class A Common Stock 10/28/2004   S   785 D $ 60.8 16,190 D  
Class A Common Stock 10/28/2004   S   100 D $ 60.81 16,090 D  
Class A Common Stock 10/28/2004   S   1,600 D $ 60.82 14,490 D  
Class A Common Stock 10/28/2004   S   200 D $ 60.83 14,290 D  
Class A Common Stock 10/28/2004   S   300 D $ 60.84 13,990 D  
Class A Common Stock 10/28/2004   S   1,000 D $ 60.85 12,990 D  
Class A Common Stock 10/28/2004   S   100 D $ 60.86 12,890 D  
Class A Common Stock 10/28/2004   S   500 D $ 60.87 12,390 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Options (right to buy) $ 4.7 10/28/2004   M     18,750 07/26/2004(2) 07/26/2012 Class A Common Stock 18,750 $ 0 37,500 (3) D  
Employee Stock Options (right to buy) $ 24.8 10/28/2004   M     6,250 04/18/2004(4) 04/18/2011 Class A Common Stock 6,250 $ 0 6,250 (3) D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BROWN ERIC F
C/O MICROSTRATEGY INCORPORATED
1861 INTERNATIONAL DRIVE
MCLEAN, VA 22102		       President and CFO  

Signatures

 W. Ming Shao, As Attorney-in-Fact   11/01/2004
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Separate open market sale transactions that were executed on October 28, 2004 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.
(2) The remaining portion of this option vests in two equal annual installments beginning on 07/26/2005 and expires on 07/26/2012.
(3) See Exhibit A.
(4) The remaining portion of this option vests on 04/18/2005 and expires on 04/18/2011.
 
Remarks:
This is the first Form 4 of three Form 4 filings made by the reporting person to report transactions that occurred on October 28, 2004.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

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