13F

Stock

Berto Acquisition Corp

Ticker not mapped · held by 48 managers

Reported value

$3.57M

Holders

48

+3 new · −2 exited

Holders’ est. mark

−$1.13M

Price effect on 44 books still in the name

Largest holder

$317.2K

Harraden Circle Investments, LLC

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Harraden Circle Investments, LLC1.12M$317.2K−$95.3KCut−$95.3K
METEORA CAPITAL, LLC826.4K$263.6K−$42.1KCut−$42.1K
Magnetar Financial LLC825K$234.7K−$70.5KCut−$70.5K
Linden Advisors LP744.7K$211.9K−$86KCut−$86K
LMR Partners LLP625K$169.4K−$61.9KCut−$61.9K
Polar Asset Management Partners Inc.600K$162.6K−$63.8KCut−$63.8K
Rangeley Capital, LLC15.5K$158.9KNew
AQR Arbitrage LLC560K$151.8K−$55.4KCut−$60K
Hudson Bay Capital Management LP521.3K$141.3K−$51.6KCut−$51.6K
MOORE CAPITAL MANAGEMENT, LP500K$135.5K−$49.5KCut−$49.5K
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND500K$135.5K−$49.5KCut−$49.5K
Saba Capital Management, L.P.406.6K$115.7K−$48.4KCut−$48.4K
Shaolin Capital Management LLC411K$111.4K−$35.7KCut−$22.2K
TENOR CAPITAL MANAGEMENT Co., L.P.400K$108.4K−$39.6KCut−$39.6K
Verition Fund Management LLC326.2K$88.4K−$32.3KCut−$32.3K
Lineage Point Capital LP314.9K$85.3K−$30.4KCut−$28.1K
TORONTO DOMINION BANK280.6K$76K−$9.9KAdded$39K
Walleye Capital LLC277.8K$75.3K−$26.7KCut−$24.6K
HIGHBRIDGE CAPITAL MANAGEMENT LLC265K$71.8K−$20.5KCut−$4.97K
K2 PRINCIPAL FUND, L.P.279.5K$69.9K−$33.5KCut−$54.8K
CSS LLC/IL219.9K$59.6K−$21.8KCut−$21.8K
BNP PARIBAS FINANCIAL MARKETS202.6K$57.6K−$17.3KCut−$17.3K
Governors Lane LP195.8K$55.7K−$23.3KCut−$23.3K
HGC Investment Management Inc.175K$47.4K−$17.3KCut−$17.3K
Context Capital Management, LLC150K$40.6K−$14.8KCut−$14.8K
Periscope Capital Inc.137.5K$39.1K−$8.12KAdded$6.11K
Parallax Volatility Advisers, L.P.100.1K$39K$2KCut−$20.4K
Wealthspring Capital LLC150K$37.5K−$18KCut−$18K
PEAK6 LLC146.3K$36.6K−$17.6KCut−$17.6K
Schonfeld Strategic Advisors LLC120K$34.1K−$9.41KCut−$6.56K
D. E. Shaw & Co., Inc.125K$33.9K−$12.4KCut−$12.4K
Alberta Investment Management Corp125K$33.9K−$12.4KCut−$12.4K
ARISTEIA CAPITAL, L.L.C.118.8K$33.8K−$14.2KCut−$14.2K
DLD Asset Management, LP102.6K$27.8K−$10.2KCut−$10.2K
RIVERNORTH CAPITAL MANAGEMENT, LLC87.5K$23.7K−$8.66KCut−$8.66K
Clear Street Group Inc.60.9K$16.5K−$2.36KAdded$7.69K
HEIGHTS CAPITAL MANAGEMENT, INC50K$13.6K−$4.95KCut−$4.95K
GRITSTONE ASSET MANAGEMENT LLC49.4K$13.4K−$4.89KCut−$4.89K
Westchester Capital Management, LLC37.5K$9.38K−$4.5KCut−$4.5K
Bulldog Investors, LLP32.8K$8.19K−$3.93KCut−$4.6K
Radcliffe Capital Management, L.P.26.3K$7.5K−$3.14KCut−$3.14K
READYSTATE ASSET MANAGEMENT LP25K$6.78KNew
Endure Capital Management, LLC20K$5.42KHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP12.3K$3.33KNew
TWO SIGMA SECURITIES, LLC11.6K$2.91K−$1.4KCut−$3.47K
StoneX Group Inc.10K$2.5K−$1.2KCut−$1.2K
WOLVERINE ASSET MANAGEMENT LLC1.01K$273−$100Cut−$100
Glazer Capital, LLC290K$73−$34Cut−$34

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.