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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Monserrat Alvaro
   2. Issuer Name and Ticker or Trading Symbol
CITRIX SYSTEMS INC [CTXS] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SVP, Sales and Services
(Last)
(First)
(Middle)
C/O CITRIX SYSTEMS, INC., 851 WEST CYPRESS CREEK ROAD		 3. Date of Earliest Transaction (Month/Day/Year)
08/05/2010
(Street)

FORT LAUDERDALE, FL 33309		 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
Common Stock 08/05/2010   M   660 A $ 35.49 53,245 D  
Common Stock 08/05/2010   S   660 (1) D $ 57.74 52,585 D  
Common Stock 08/05/2010   M   7,840 A $ 35.49 60,425 D  
Common Stock 08/05/2010   S   7,840 (1) D $ 57.485 (2) 52,585 D  
Common Stock 08/05/2010   M   22,918 A $ 39.86 75,503 D  
Common Stock 08/05/2010   S   22,918 (1) D $ 57.483 (3) 52,585 D  
Common Stock 08/05/2010   M   3,127 A $ 32.75 55,712 D  
Common Stock 08/05/2010   S   3,127 (1) D $ 57.488 (4) 52,585 D  
Common Stock 08/05/2010   M   2,500 A $ 26.64 55,085 D  
Common Stock 08/05/2010   S   2,500 (1) D $ 57.48 (5) 52,585 D  
Common Stock 08/05/2010   M   18,334 A $ 30.03 70,919 D  
Common Stock 08/05/2010   S   18,334 (1) D $ 57.484 (6) 52,585 D  
Common Stock 08/05/2010   M   22,227 A $ 20.09 74,812 D  
Common Stock 08/05/2010   S   22,227 (1) D $ 57.483 (7) 52,585 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

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
Common Stock (Right to Buy) $ 35.49 08/05/2010   M     660 08/01/2002(8) 08/01/2011 Common Stock 660 $ 0 0 D  
Common Stock (Right to Buy) $ 35.49 08/05/2010   M     7,840 08/01/2002(8) 08/01/2011 Common Stock 7,840 $ 0 0 D  
Common Stock (Right to Buy) $ 39.86 08/05/2010   M     22,918 10/01/2008(9) 10/01/2012 Common Stock 22,918 $ 0 2,082 D  
Common Stock (Right to Buy) $ 32.75 08/05/2010   M     3,127 04/30/2009(9) 04/30/2013 Common Stock 3,127 $ 0 1,873 D  
Stock Option (Right to Buy) $ 26.64 08/05/2010   M     2,500 07/31/2009(9) 07/31/2013 Common Stock 2,500 $ 0 2,500 D  
Common Stock (Right to Buy) $ 30.03 08/05/2010   M     18,334 09/02/2009(9) 09/02/2013 Common Stock 18,334 $ 0 11,666 D  
Stock Option (Right to Buy) $ 20.09 08/05/2010   M     22,227 03/02/2010(9) 03/02/2014 Common Stock 22,227 $ 0 27,773 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Monserrat Alvaro
C/O CITRIX SYSTEMS, INC.
851 WEST CYPRESS CREEK ROAD
FORT LAUDERDALE, FL 33309		       SVP, Sales and Services  

Signatures

 /s/Antonio G. Gomes, Attorney-in-Fact for Alvaro Monserrat   08/09/2010
**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) This sale was made pursuant to a Rule 10b5-1 plan adopted by the Reporting Person.
(2) The shares reported as sold on this line were sold in multiple transactions. This price is the weighted average sales price per share of all shares sold; the actual sale prices per share range from $57.30 to $57.67.
(3) The shares reported as sold on this line were sold in multiple transactions. This price is the weighted average sales price per share of all shares sold; the actual sale prices per share range from $57.29 to $57.69.
(4) The shares reported as sold on this line were sold in multiple transactions. This price is the weighted average sales price per share of all shares sold; the actual sale prices per share range from $57.30 to $57.65.
(5) The shares reported as sold on this line were sold in multiple transactions. This price is the weighted average sales price per share of all shares sold; the actual sale prices per share range from $57.30 to $57.64.
(6) The shares reported as sold on this line were sold in multiple transactions. This price is the weighted average sales price per share of all shares sold; the actual sale prices per share range from $57.29 to $57.68.
(7) The shares reported as sold on this line were sold in multiple transactions. This price is the weighted average sales price per share of all shares sold; the actual sale prices per share range from $57.284 to $57.68.
(8) Stock options vest at a rate of 25% of the shares underlying the option one year from the date of grant and at a rate of 1/48th monthly thereafter.
(9) Stock options vest at a rate of 33% of the shares underlying the stock option one year from the date of grant and at a rate of 1/36 monthly thereafter.

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

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.