[Form 4] StubHub Holdings, Inc. Insider Trading Activity

Rhea-AI Filing Summary

StubHub Holdings (STUB) reported an insider transaction by Founder, Chairman and Chief Executive Officer Eric H. Baker on 10/21/2025. The Form 4 shows 18,094 shares of Class A common stock withheld (transaction code F) at $19.04 to cover tax obligations; this was not a market sale.

After the transaction, Baker beneficially owns 12,257,164 shares directly, plus 34,370 via the Eric H. Baker Family Foundation, 4,339,090 via Monkey Ventures Series A, LLC, and 1,774,107 via Monkey Ventures Series C, LLC. He is also a director and a 10% owner.

Insights

Governance & Insider Transactions Analyst

Administrative tax withholding; ownership remains large and diversified.

The reported transaction is coded "F", which indicates shares were withheld to satisfy taxes tied to equity compensation. The note clarifies it was "Not a market sale," so it does not signal discretionary selling.

Eric H. Baker continues to hold significant ownership directly and through affiliated entities. The filing lists $19.04 as the price used for withholding on 10/21/2025, and details his direct and indirect holdings. Actual market impact depends on broader trading activity; this filing, on its face, is routine.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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 for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Baker Eric Howard

(Last) (First) (Middle)

C/O STUBHUB HOLDINGS, INC.

175 GREENWICH STREET, 59TH FLOOR

(Street)

NEW YORK NY 10007

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
StubHub Holdings, Inc. [ STUB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	See Remarks

3. Date of Earliest Transaction (Month/Day/Year)
10/21/2025

4. If Amendment, Date of 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

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
Class A Common Stock	10/21/2025		F		18,094(1)	D	$19.04	12,257,164	D
Class A Common Stock								34,370	I	Held by the Eric H. Baker Family Foundation
Class A Common Stock								4,339,090	I	Held by Monkey Ventures Series A, LLC
Class A Common Stock								1,774,107	I	Held by Monkey Ventures Series C, LLC

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 Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. These shares were withheld by the Company to satisfy the reporting person's tax withholding obligations. Not a market sale.

Remarks:

Founder, Chairman and Chief Executive Officer

	/s/ Elizabeth Lynch, as Attorney-in-Fact for Eric H. Baker	10/23/2025
	** Signature of Reporting Person	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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did StubHub (STUB) disclose in this Form 4?

18,094 Class A shares were withheld (code F) at $19.04 on 10/21/2025 to cover Eric H. Baker’s tax obligations; this was not a market sale.

Was this a discretionary sale by Eric H. Baker?

No. The filing states the shares were withheld for taxes and notes: “Not a market sale.”

How many StubHub shares does Eric H. Baker own after the transaction?

Direct: 12,257,164 shares. Indirect: 34,370 (Eric H. Baker Family Foundation), 4,339,090 (Monkey Ventures Series A, LLC), and 1,774,107 (Monkey Ventures Series C, LLC).

What is the transaction code and what does it mean?

Code F indicates share withholding by the company to satisfy tax obligations related to equity awards.

What roles does Eric H. Baker hold at StubHub (STUB)?

He is the Founder, Chairman and Chief Executive Officer, and is also listed as a Director and 10% Owner.

What was the price used for the tax withholding?

The filing shows a price of $19.04 for the 18,094 withheld shares.