Sec Form 4 Filing - Gomes Antonio G. @ CITRIX SYSTEMS INC - 2019-04-08

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 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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1. Name and Address of Reporting Person Gomes Antonio G. 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) EVP & General Counsel (Last) (First) (Middle) C/O CITRIX SYSTEMS, INC., 851 WEST CYPRESS CREEK ROAD 3. Date of Earliest Transaction (MM/DD/YY) 04/08/2019 (Street) FORT LAUDERDALE, FL33309 4. If Amendment, Date Original Filed (MM/DD/YY) 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 04/08/2019 M 18,379 ( 1 ) A $ 100.93 129,797.125 D Common Stock 04/08/2019 F 8,161 ( 2 ) D $ 100.93 121,636.125 D

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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 $ 0 04/08/2019 M 18,379 ( 3 ) ( 3 ) Common Stock 18,379 ( 4 ) $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Gomes Antonio G. C/O CITRIX SYSTEMS, INC. 851 WEST CYPRESS CREEK ROAD FORT LAUDERDALE, FL33309 EVP & General Counsel Signatures /s/ Antonio G. Gomes 04/10/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )These shares of common stock were issued pursuant to an award of performance-based restricted stock units granted March 30, 2016, which vested based upon satisfaction of certain performance criteria for the three-year performance period ended March 30, 2019. ( 2 )Represents shares withheld to satisfy the tax obligations associated with the vesting of performance-based restricted stock units. ( 3 )Each performance-based restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The performance-based units vested based on the Issuer's total shareholder return, determined at the three-year period ended on March 30, 2019. ( 4 )As a result of the Company's satisfaction of certain performance criteria for the three-year performance period ended March 30, 2019, the reporting person vested in 150.50% of the grant of 12,127 performance-based restricted stock units granted on March 30, 2016, as adjusted for dividends paid on the Issuer's common stock since that date.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* 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).

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