13F

Stock

Upstart Hldgs Inc

Ticker not mapped · held by 18 managers

Reported value

$61.9M

Holders

18

+1 new · −3 exited

Holders’ est. mark

$972.6K

Price effect on 17 books still in the name

Largest holder

$9.8M

K2 PRINCIPAL FUND, L.P.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
K2 PRINCIPAL FUND, L.P.10K$9.8M$187KAdded$187K
MILLENNIUM MANAGEMENT LLC9M$8.84M$155.6KAdded$155.6K
PIPER SANDLER & CO.8.96M$8.71M$95.6KAdded$3.9M
WHITEBOX ADVISORS LLC7.6M$7.45M$133.1KAdded$133.1K
TORONTO DOMINION BANK6.6M$6.42M$87.3KAdded$87.3K
PALISADE CAPITAL MANAGEMENT, LP5.86M$5.7M$58.6KCut−$143.5K
OAKTREE CAPITAL MANAGEMENT LP4.87M$4.8M$85.2KCut−$2.17M
Russell Investments Group, Ltd.2.21M$2.16M$39.1KAdded$65.5K
JPMORGAN CHASE & CO2M$1.96M$35KAdded$35K
DeepCurrents Investment Group LLC2M$1.96M$22.6KAdded$22.6K
ROYAL BANK OF CANADA1.87M$1.83M$33.3KCut−$496K
Universal- Beteiligungs- und Servicegesellschaft mbH1M$980.2K$17.9KAdded$17.9K
JANE STREET GROUP, LLC500K$488.2K$12.7KAdded$12.7K
CSS LLC/IL350K$343.5K$5.97KAdded$5.97K
CITIGROUP INC250K$245K$4.37KAdded$4.38K
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main250K$239.7K−$630Cut−$630
Equitable Holdings, Inc.13K$12.6KNew
Alken Asset Management Ltd350$336$2Added$2

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.