Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

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 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 * Senkypl Dusan 2. Issuer Name and Ticker or Trading Symbol Groupon, Inc. [GRPN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner __X__ Officer (give title below) _____ Other (specify below) CEO (Last) (First) (Middle) JESTRABI 493, OSNICE 3. Date of Earliest Transaction (Month/Day/Year) 12/23/2025 (Street) JESENICE, 2N 252 42 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 12/23/2025 12/23/2025 J(1) 109,250 D $ 0 663,761 D Common Stock 12/23/2025 12/23/2025 J(1) 109,250 A $ 0 773,011 D Common Stock 10,180,970 I By Pale Fire Capital SICAV a.s.(2) Common Stock 100 I By Pale Fire Capital SE(3)

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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Senkypl Dusan JESTRABI 493, OSNICE JESENICE, 2N 252 42	X	X	CEO

Signatures

/s/ Kevin McCormick, by Power of Attorney		12/29/2025
**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)	The reported transactions involved the cancellation of shares previously issued under the August 11, 2025 vesting of the PSU award to Dusan Senkypl and the grant of replacement shares on December 23, 2025, fully vested and in an equivalent amount, to enable the Company to correct an administrative error. The cancellation and subsequent grant were approved in advance by the Compensation Committee of the Board of Directors and were exempt from Section 16(b) pursuant to Rule 16b-3.
(2)	Represents securities directly owned by PFC SICAV. Pale Fire Capital, as the controlling person and sole shareholder of PFC SICAV, may be deemed to beneficially own the securities directly owned by PFC SICAV. Mr. Barta, as a control person and Chairman of the supervisory board of Pale Fire Capital, may be deemed to beneficially own the securities directly owned by PFC SICAV. Mr. Senkypl, as a control person and Chairman of the board of Pale Fire Capital, may be deemed to beneficially own the securities directly owned by PFC SICAV.
(3)	Represents securities directly owned by Pale Fire Capital. Mr. Barta, as a control person and Chairman of the supervisory board of Pale Fire Capital, may be deemed to beneficially own the securities directly owned by Pale Fire Capital. Mr. Senkypl, as a control person and Chairman of the board of Pale Fire Capital, may be deemed to beneficially own the securities directly owned by Pale Fire Capital.

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