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 *
Wiseman John W.
   2. Issuer Name and Ticker or Trading Symbol
FACTSET RESEARCH SYSTEMS INC [FDS] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP, Global Head of Sales
(Last)
(First)
(Middle)
C/O FACTSET RESEARCH SYSTEMS INC., 601 MERRITT 7		 3. Date of Earliest Transaction (Month/Day/Year)
01/15/2019
(Street)

NORWALK, CT 06851		 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 01/15/2019   M   210 A $ 92.22 2,050 D  
Common Stock 01/15/2019   M   612 A $ 92.22 2,662 D  
Common Stock 01/15/2019   M   72 A $ 94.84 2,734 D  
Common Stock 01/15/2019   M   1,990 A $ 131.31 4,724 D  
Common Stock 01/15/2019   M   1,827 A $ 152.28 6,551 D  
Common Stock 01/15/2019   M   800 A $ 159.14 7,351 D  
Common Stock 01/15/2019   M   3,608 A $ 160.58 10,959 D  
Common Stock 01/15/2019   S   6,094 D $ 205.56 (1) 4,865 D  
Common Stock 01/15/2019   S   3,025 D $ 206.23 (2) 1,840 D  
Common Stock 01/15/2019   S   240 D $ 205.02 1,600 D  
Common Stock 01/15/2019   S   310 D $ 205.39 (3) 1,290 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 Option (right to buy) $ 92.22 01/15/2019   M     210   (4) 11/01/2022 Common Stock 210 $ 0 0 D  
Employee Stock Option (right to buy) $ 92.22 01/15/2019   M     612   (5) 11/01/2022 Common Stock 612 $ 0 0 D  
Employee Stock Option (right to buy) $ 94.84 01/15/2019   M     72   (6) 11/01/2021 Common Stock 72 $ 0 0 D  
Employee Stock Option (right to buy) $ 131.31 01/15/2019   M     1,990   (7) 11/03/2024 Common Stock 1,990 $ 0 1,328 D  
Employee Stock Option (right to buy) $ 152.28 01/15/2019   M     1,827   (8) 11/01/2026 Common Stock 1,827 $ 0 2,737 D  
Employee Stock Option (right to buy) $ 159.14 01/15/2019   M     800   (9) 05/01/2025 Common Stock 800 $ 0 534 D  
Employee Stock Option (right to buy) $ 160.58 01/15/2019   M     3,608   (10) 07/06/2027 Common Stock 3,608 $ 0 14,425 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Wiseman John W.
C/O FACTSET RESEARCH SYSTEMS INC.
601 MERRITT 7
NORWALK, CT 06851		       EVP, Global Head of Sales  

Signatures

 /s/ John W. Wiseman   01/17/2019
**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) Price reported in Column 4 is a weighted average price based on various sales prices within a range. For the shares aggregating 6,094, the per share sales prices ranged from $205.10 to $206.09. The reporting person undertakes to provide FactSet, any security holder of FactSet and the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold in each separate price within the ranges set forth in this footnote to this Form 4.
(2) Price reported in Column 4 is a weighted average price based on various sales prices within a range. For the shares aggregating 3,025, the per share sales prices ranged from $206.10 to $206.48. The reporting person undertakes to provide FactSet, any security holder of FactSet and the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold in each separate price within the ranges set forth in this footnote to this Form 4.
(3) Price reported in Column 4 is a weighted average price based on various sales prices within a range. For the shares aggregating 310, the per share sales prices ranged from $205.38 to $205.51. The reporting person undertakes to provide FactSet, any security holder of FactSet and the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold in each separate price within the ranges set forth in this footnote to this Form 4.
(4) Options granted on November 1, 2012 vest over a 5 year period with 40% exercisable two years after the grant date and the remainder vesting at a rate of 1.67% per month thereafter.
(5) Options granted on November 1, 2012 vest over a 5 year period with 20% exercisable one year after the grant date and the remainder vesting at a rate of 1.67% per month thereafter.
(6) Options granted on November 1, 2011 vest over a 5 year period with 20% exercisable one year after the grant date and the remainder vesting at a rate of 1.67% per month thereafter.
(7) Options granted on November 3, 2014 vest over a 5 year period with 60% exercisable three years after the grant date and the remaining 40% vesting five years after the grant date.
(8) Options granted on November 1, 2016 vest 20% annually on the anniversary date of the grant and are fully vested after five years.
(9) Options granted on May 1, 2015 vest over a 5 year period with 60% exercisable three years after the grant date and the remaining 40% vesting five years after the grant date.
(10) Options granted on July 6, 2017 vest 20% annually on the anniversary date of the grant and are fully vested after five years.

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