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 * Williams Rich   2. Issuer Name and Ticker or Trading Symbol Groupon, Inc. [GRPN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Executive Officer (Last) (First) (Middle) C/O GROUPON, INC., 600 WEST CHICAGO AVENUE, SUITE 400 3. Date of Earliest Transaction (Month/Day/Year) 09/30/2017 (Street) CHICAGO, IL 60654 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 09/30/2017   M   25,000 A $ 0 1,943,333 D   Common Stock 09/30/2017   F(1)   11,725 D $ 5.2 1,931,608 D   Common Stock 09/30/2017   M   38,038 A $ 0 1,969,646 D   Common Stock 09/30/2017   F(1)   17,840 D $ 5.2 1,951,806 D   Common Stock 09/30/2017   M   66,338 A $ 0 2,018,144 D   Common Stock 09/30/2017   F(1)   31,113 D $ 5.2 1,987,031 D   Common Stock 09/30/2017   M   55,152 A $ 0 2,042,183 D   Common Stock 09/30/2017   F(1)   25,867 D $ 5.2 2,016,316 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

Restricted Stock Units

(2)

09/30/2017

M

25,000

12/31/2014(3)

(3)

Common Stock

25,000

$ 0

25,000

D

Restricted Stock Units

(2)

09/30/2017

M

38,038

12/31/2015(4)

(4)

Common Stock

38,038

$ 0

38,038

D

Restricted Stock Units

(2)

09/30/2017

M

66,338

03/31/2016(5)

(5)

Common Stock

66,338

$ 0

1,116,487

D

Restricted Stock Units

(2)

09/30/2017

M

55,152

12/31/2015(6)

(6)

Common Stock

55,152

$ 0

55,152

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Williams Rich C/O GROUPON, INC. 600 WEST CHICAGO AVENUE, SUITE 400 CHICAGO, IL 60654	X		Chief Executive Officer

Signatures

/s/ Erin G. Stone, by Power of Attorney		10/03/2017
**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)	Shares withheld by the issuer to satisfy the mandatory tax withholding requirement upon vesting of restricted stock units. This is not an open market sale of securities.
(2)	Each restricted stock unit represents a contingent right to receive one share of Common Stock.
(3)	The restricted stock units reported on this line will vest in equal increments on the last day of last month of each calendar quarter through December 31, 2017, subject to Mr. Williams' continued employment with the Company through each vesting date.
(4)	16,624 of the restricted stock units reported on this line vested on December 31, 2015; 68,900 of the restricted stock units vested quarterly in equal increments during calendar year 2016, beginning on March 31, 2016; and 152,152 of the restricted stock units will vest quarterly in equal increments during calendar year 2017, beginning on March 31, 2017, in each case subject to Mr. Williams' continued employment with the Company through each vesting date.
(5)	75,694 of the restricted stock units reported on this line vested on the last day of each calendar quarter over a one-year period beginning on March 31, 2016; 66,338 of the restricted stock units will vest on the last day of each calendar quarter over a one-year period beginning on March 31, 2017; 140,427 of the restricted stock units will vest on the last day of each calendar quarter over a one-year period beginning on March 31, 2018; and 122,110 of the restricted stock units will vest on the last day of each calendar quarter over a nine month period beginning on March 31, 2019 with 122,111 of the restricted stock units vesting on December 31, 2019, in each case subject to Mr. Williams' continued employment with the Company through each vesting date.
(6)	118,250 of the restricted stock units reported on this line vested on December 31, 2015; 81,700 of the restricted stock units vested quarterly in equal increments during calendar year 2016, beginning on March 31, 2016; and 220,609 of the restricted stock units will vest quarterly in equal increments during calendar year 2017, beginning on March 31, 2017, in each case subject to Mr. Williams' continued employment with the Company through each vesting date.

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