StubHub withholds 18,128 CEO shares for taxes

StubHub Holdings, Inc. founder, Chairman and Chief Executive Officer Eric Howard Baker had 18,128 Class A Common Stock shares withheld by the company on September 22, 2026, to satisfy tax-withholding obligations; the transaction was not a market sale.

Rhea-AI Filing Summary

StubHub Holdings, Inc. founder, Chairman and Chief Executive Officer Eric Howard Baker had 18,128 Class A Common Stock shares withheld by the company on September 22, 2026, to satisfy tax-withholding obligations; the transaction was not a market sale. The reported price was $5.74 per share. His direct holdings after the transaction were 12,226,060 shares. As of September 22, 2026, reported positions also included 34,370 shares held by the Eric H. Baker Family Foundation and 55,048 shares held by family trusts. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Tax Withholding: 18,128 shares

Tax Withholding 3 txns

Insider Baker Eric Howard

Role See Remarks

Type	Security	Shares	Price	Value
Tax Withholding	Class A Common Stock F1	18,128	$5.74	$104K
holding	Class A Common Stock	--	--	--
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 12,226,060 shares (Direct); Class A Common Stock — 34,370 shares (Indirect, Held by the Eric H. Baker Family Foundation); Class A Common Stock — 55,048 shares (Indirect, Held by family trusts)

Footnotes (1)

1. F1. These shares were withheld by the Company to satisfy the reporting person's tax withholding obligations. Not a market sale.

Key Figures

Shares withheld for tax obligations: 18,128 shares Reported price: $5.74 per share Direct holdings after transaction: 12,226,060 shares +2 more

5 metrics

Shares withheld for tax obligations 18,128 shares September 22, 2026

Reported price $5.74 per share September 22, 2026

Direct holdings after transaction 12,226,060 shares September 22, 2026

Shares held by the Eric H. Baker Family Foundation 34,370 shares September 22, 2026

Shares held by family trusts 55,048 shares September 22, 2026

Key Terms

Class A Common Stock, tax withholding obligations, market sale

3 terms

Class A Common Stock financial

"Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

tax withholding obligations financial

"to satisfy the reporting person's tax withholding obligations"

market sale financial

"Not a market sale."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many STUB shares were withheld for taxes?

StubHub Holdings, Inc. founder, Chairman and Chief Executive Officer Eric Howard Baker had 18,128 shares withheld on September 22, 2026, at a reported $5.74 per share to satisfy tax-withholding obligations. The transaction was not a market sale.

Was the STUB share withholding a market sale or under a trading plan?

It was not a market sale, and no Rule 10b5-1 plan is reported. The company withheld the shares to satisfy Eric Howard Baker's tax-withholding obligations.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/23/2026 - 06:13 PM Accepted by SEC EDGAR 09/23/2026 - 06:12 PM Learn about SEC filing dates

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 NEW YORK 10007

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/22/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	09/22/2026		F		18,128(1)	D	$5.74	12,226,060	D
Class A Common Stock								34,370	I	Held by the Eric H. Baker Family Foundation
Class A Common Stock								55,048	I	Held by family trusts

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/ Mark Streams, as Attorney-in-Fact for Eric H. Baker	09/23/2026
	** 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.
* Form 4: SEC 1474 (03-26)