Schedule 13G ownership disclosure

UPSTART HLDGS INC COM

Common Stock, $0.0001 par value per share · CUSIP: 91680M107

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares
Unavailable
Percent of class
Unavailable
  • G1 Execution Services, LLC

    Shares: 4,554,175 · Class: 4.6%

  • SIG Brokerage, LP

    Shares: 4,554,175 · Class: 4.6%

  • Susquehanna Portfolio Strategies, LLC

    Shares: 4,554,175 · Class: 4.6%

  • Susquehanna Securities, LLC

    Shares: 4,554,175 · Class: 4.6%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001446580-26-000047
Form type
SCHEDULE 13G/A
Filer
SUSQUEHANNA SECURITIES, LLC
CIK
CIK 1446580
Filed
Feb 13, 2026
Reporting period
Dec 31, 2025
Description
Schedule 13G beneficial ownership

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