Susquehanna Securities, Llc - Sep 30, 2025 SCHEDULE 13G Report for Upstart Holdings, Inc. Common Stock, $0.0001 par value per share (UPST)

Filing Manager
SUSQUEHANNA SECURITIES, LLC
Reporting Manager
G1 Execution Services, LLC
Security
Upstart Holdings, Inc. Common Stock, $0.0001 par value per share
Symbol
UPST
Shares outstanding
97.1M shares
Disclosed Ownership
5.53M shares
Ownership
5.7%
Form type
SCHEDULE 13G
Date filed
11/13/2025, 05:46 PM
Date of event
Sep 30, 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
G1 Execution Services, LLC 5.7% 5.53M 15 5.53M /s/ Brian Sopinsky Brian Sopinsky, Secretary
SIG Brokerage, LP 5.7% 5.53M 6.85K 5.53M /s/ Brian Sopinsky Brian Sopinsky, Assistant Secretary
Susquehanna Portfolio Strategies, LLC 5.7% 5.53M 34.1K 5.53M /s/ Brian Sopinsky Brian Sopinsky, Assistant Secretary
Susquehanna Securities, LLC 5.7% 5.53M 5.49M 5.53M /s/ Brian Sopinsky Brian Sopinsky, Secretary