Citadel Securities GP LLC - Oct 2, 2025 SCHEDULE 13G Report for Upstart Holdings, Inc. Common Stock, par value $0.0001 per share (the "Shares") (UPST)

Filing Manager
Citadel Securities GP LLC
Reporting Manager
Citadel Securities GP LLC
Security
Upstart Holdings, Inc. Common Stock, par value $0.0001 per share (the "Shares")
Symbol
UPST
Shares outstanding
95.8M shares
Disclosed Ownership
4.5M shares
Ownership
4.7%
Form type
SCHEDULE 13G
Date filed
10/9/2025, 04:19 PM
Date of event
Oct 2, 2025
SEC
View on sec.gov

Reporting Managers (7)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Citadel Securities GP LLC 4.7% 4.5M 0 4.5M /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Securities LLC 3.1% 2.99M 0 2.99M /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Securities Group LP 4.7% 4.5M 0 4.5M /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Advisors LLC 0% 0 0 0 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel Advisors Holdings LP 0% 0 0 0 /s/ Seth Levy Seth Levy, Authorized Signatory
Citadel GP LLC 0% 0 0 0 /s/ Seth Levy Seth Levy, Authorized Signatory
Kenneth Griffin 4.7% 4.5M 0 4.5M /s/ Seth Levy Seth Levy, attorney-in-fact*