SCHEDULE 13G 0001838470 XXXXXXXX LIVE Class A Common Stock, $0.001 par value per share 09/30/2025 0001337634 StubHub Holdings, Inc. 86384P109 175 GREENWICH STREET 59TH FLOOR NEW YORK NY 10007 Rule 13d-1(d) WestCap Management, LLC DE 0.00 31734690.00 0.00 31734690.00 31734690.00 N 9.89 IA OO WestCap Stub Holdco 2024, LLC DE 0.00 31734690.00 0.00 31734690.00 31734690.00 N 9.89 OO Laurence A. Tosi X1 0.00 31734690.00 0.00 31734690.00 31734690.00 N 9.89 IN StubHub Holdings, Inc. 175 Greenwich Street, 59th Floor, New York, New York 10007 This report on Schedule 13G (this "Schedule 13G"), is being jointly filed by: (i) WestCap Management, LLC ("WestCap"), a Delaware limited liability company, the investment manager to WestCap Stub Holdco 2024, LLC ("WestCap Stub"), a Delaware limited liability company, with respect to the shares of Class A common stock, $0.001 par value per share (the "Class A Common Stock") of StubHub Holdings, Inc. (the "Company") held by WestCap Stub; (ii) WestCap Stub, with respect to the shares of Class A Common Stock directly held by it; and (iii) Laurence A. Tosi, as the managing member of WestCap ("Mr. Tosi"), with respect to the shares of Class A Common Stock held by WestCap Stub. The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons." The filing of this statement should not be construed as an admission that any of the Reporting Persons is the beneficial owner of the Class A Common Stock reported herein. The address for the Reporting Persons is: 590 Pacific Ave., San Francisco, California 94133. Each of WestCap Management and WestCap Stub is organized under the laws of the State of Delaware. Mr. Tosi is a citizen of the United States. Y The information required by Item 4(a) is set forth in Row 9 of the cover page for each of the Reporting Persons and is incorporated herein by reference. 9.89% The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for each of the Reporting Persons and is incorporated herein by reference. The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for each of the Reporting Persons and is incorporated herein by reference. Y Y Y Y Y Y Exhibit 99.1: Joint Filing Agreement WestCap Management, LLC /s/ Laurence A. Tosi 11/12/2025 WestCap Stub Holdco 2024, LLC /s/ Laurence A. Tosi 11/12/2025 Laurence A. Tosi /s/ Laurence A. Tosi 11/12/2025