BAKER ERIC HOWARD (See Remarks) exercised options at STUBHUB HOLDINGS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

BAKER ERIC HOWARD

Filed: 6/26/2026ACC: 0001628280-26-045858

InsiderBAKER ERIC HOWARDCIK 1899243

→

IssuerSTUBHUB HOLDINGS, INC.CIK 1337634

DirectorOfficer10% Owner· See Remarks

Since Feb 2026

-415.12K

Net shares

Net seller

$4.78M

Total sold

Open market trades

0B · 0S

Total transactions

739.32K acquired · 1.15M disposed

Non-Derivative Transactions2

Class A Common Stock

Direct

M · Option Exercise

+739.32K

Price / share

$0.55

Trade value

$406.62K

% of position

6.2%

6/25/2026

11.96M→12.70M

Class A Common Stock

Direct

F · Tax Withholding

−415.12K

Price / share

$11.52

Trade value

$4.78M

% of position

3.3%

6/25/2026

12.70M→12.28M

Total

Net shares

+324.20K

Net value

-$4.38M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	6/25/2026	M · Option Exercise	+739.32K	$0.55	$406.62K	6.2%	11.96M	12.70M
Class A Common Stock Direct	6/25/2026	F · Tax Withholding	−415.12K	$11.52	$4.78M	3.3%	12.70M	12.28M
Total			+324.20K		-$4.38M

Derivative Transactions1

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Class A Common Stock

739.32K shares

−739.32K

Strike price

0.55

Held after

0.00

Exercisable

—

6/25/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Class A Common Stock739.32K shares	6/25/2026	M · Option Exercise	−739.32K	0.55	—	0.00

Non-Derivative Holdings (Post-Transaction)2

Class A Common Stock

Indirect

Shares owned34.37K

Class A Common Stock

Indirect

Shares owned55.05K

Total

89.42K indirect89.42K

Security Title	Shares Owned	Ownership Type
Class A Common Stock	34.37K	Indirect
Class A Common Stock	55.05K	Indirect
Total	89.42K	89.42K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported