13F Insight
DOSSIER · 13F Holders · Q1 2026
UPST 0.25 08/15/26

UPSTART HLDGS INC

19 institutions still hold UPSTART HLDGS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 91680MAB3·19 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$62M
visible holders
Holders
19
filers reporting
Concentration
15.73%
K2 PRINCIPAL FUND, L.P. #1
top holder share
AI Holders Summary · Q1 2026

19 institutions reported UPST 0.25 08/15/26 in Q1 2026. K2 PRINCIPAL FUND, L.P. leads at 15.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
K2 PRINCIPAL FUND, L.P.
CIK 0001461790
$10M10K0.68%Q1 202602
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$9M9.0M0.00%Q1 202603
PIPER SANDLER & CO.
CIK 0000724683
$9M9.0M8.54%Q1 202604
WHITEBOX ADVISORS LLC
CIK 0001257391
$7M7.6M0.09%Q1 202605
TORONTO DOMINION BANK
CIK 0000947263
$6M6.6M0.01%Q1 202606
PALISADE CAPITAL MANAGEMENT, LP
CIK 0001009006
$6M5.9M0.19%Q1 202607
OAKTREE CAPITAL MANAGEMENT LP
CIK 0000949509
$5M4.9M0.07%Q1 202608
Russell Investments Group, Ltd.
CIK 0001692234
$2M2.2M0.00%Q1 202609
JPMORGAN CHASE & CO
CIK 0000019617
$2M2.0M0.00%Q1 202610
DeepCurrents Investment Group LLC
CIK 0001754535
$2M2.0M0.06%Q1 202611
ROYAL BANK OF CANADA
CIK 0001000275
$2M1.9M0.00%Q1 202612
Universal- Beteiligungs- und Servicegesellschaft mbH
CIK 0002057170
$980K1.0M0.00%Q1 202613
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$488K500K0.00%Q1 202614
CSS LLC/IL
CIK 0001103646
$344K350K0.02%Q1 202615
Alken Asset Management Ltd
CIK 0001629996
$336K3500.61%Q1 202616
CITIGROUP INC
CIK 0000831001
$245K250K0.00%Q1 202617
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main
CIK 0001694217
$240K250K0.00%Q1 202618
Equitable Holdings, Inc.
CIK 0001333986
$13K13K0.00%Q1 202619
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025