Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  Harkins Bryan
 2. Date of Event Requiring Statement (Month/Day/Year)
03/01/2018		 3. Issuer Name and Ticker or Trading Symbol
Cboe Global Markets, Inc. [CBOE]
(Last)
(First)
(Middle)
C/O CBOE GLOBAL MARKETS, INC., 400 SOUTH LASALLE STREET		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP, Equities and FX
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

CHICAGO, IL 60605		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 41,939 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units   (2)   (2) Common Stock 6,219 $ (3) D  
Restricted Stock Units   (4)   (4) Common Stock 4,146 $ (3) D  
Restricted Stock Units   (5)   (5) Common Stock 2,554 $ (3) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Harkins Bryan
C/O CBOE GLOBAL MARKETS, INC.
400 SOUTH LASALLE STREET
CHICAGO, IL 60605		       EVP, Equities and FX  

Signatures

/s/ Laura Zinanni, attorney-in-fact 03/06/2018
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Includes: 5,363 shares of restricted Common Stock that are scheduled to vest 12/1/2018; 2,142 shares of restricted Common Stock that are scheduled to vest 12/15/2018; 12,447 shares of restricted Common Stock that are scheduled to vest 1/13/2019; 3,364 shares of restricted Common Stock that are scheduled to vest 12/1/2019; 2,142 shares of restricted Common Stock that are scheduled to vest 12/15/2019; 12,447 shares of restricted Common Stock that are scheduled to vest 1/13/2020.
(2) The restricted stock units vest on February 28, 2020.
(3) Each restricted stock unit represents a contingent right to receive one share of Cboe Global Markets, Inc. common stock.
(4) The restricted stock units vest in three equal annual installments, which began on February 28, 2018.
(5) The restricted stock units vest in three equal annual installments, beginning on February 19, 2019.

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