StubHub withholds 145,403 Mark Streams shares for taxes

The reported price was $5.86 per share for the tax withholding, which was not a market sale.

Rhea-AI Filing Summary

Mark Streams, a director and Executive Vice Chairman & Chief Legal Officer of StubHub Holdings, Inc., had 145,403 shares of Class A Common Stock withheld by the company on October 16, 2026, to satisfy his tax withholding obligations. This was not a market sale. His direct holdings following the transaction were 1,080,573 shares. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Tax Withholding: 145,403 shares

Tax Withholding 1 txn

Insider Streams Mark

Role See Remarks

Type	Security	Shares	Price	Value
Tax Withholding	Class A Common Stock F1	145,403	$5.86	$852K

Holdings After Transaction: Class A Common Stock — 1,080,573 shares (Direct)

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: 145,403 shares Reported price per share: $5.86 per share Direct shares following transaction: 1,080,573 shares

3 metrics

Shares withheld 145,403 shares For tax withholding obligations on October 16, 2026

Reported price per share $5.86 per share For the shares withheld on October 16, 2026

Direct shares following transaction 1,080,573 shares Mark Streams' reported direct holdings after the transaction

Key Terms

Class A Common Stock, tax withholding obligations, tax liability

3 terms

Class A Common Stock financial

"145,403 shares of 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

"satisfy the reporting person's tax withholding obligations"

tax liability financial

"Payment of tax liability by delivering or withholding securities"

FAQ

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

How many shares did StubHub withhold from Mark Streams?

StubHub withheld 145,403 shares of Mark Streams' Class A Common Stock on October 16, 2026, to meet his tax withholding obligations. The reported price was $5.86 per share, and the transaction was not a market sale.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 10/20/2026 - 06:10 PM EDT Accepted by SEC EDGAR 10/20/2026 - 06:10 PM EDT 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^*

Streams Mark

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/16/2026

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	10/16/2026		F		145,403(1)	D	$5.86	1,080,573	D

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:

Executive Vice Chairman & Chief Legal Officer

	/s/ Mark Streams	10/20/2026
	** 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)