13F

Stock

1rt Acquisition Corp.

Ticker not mapped · held by 57 managers

Reported value

$116M

Holders

57

+8 new · −2 exited

Holders’ est. mark

−$549.8K

Price effect on 47 books still in the name

Largest holder

$17.3M

METEORA CAPITAL, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
METEORA CAPITAL, LLC1.71M$17.3M−$92.3KAdded$1.59M
Linden Advisors LP1.01M$10.2M−$30.6KAdded$5.04M
Jain Global LLC891.2K$9.04M−$53.5KCut−$63.7K
Governors Lane LP750K$7.61M−$26.1KAdded$2.28M
J. Goldman & Co LP700K$7.1M−$42KCut−$1.7M
MMCAP International Inc. SPC600K$6.08M−$36KCut−$36K
Saba Capital Management, L.P.524.9K$5.33M−$26.2KCut−$2.58M
Radcliffe Capital Management, L.P.385.4K$3.91M−$6.96KAdded$2.49M
Verition Fund Management LLC345.2K$3.5M−$17.6KAdded$512.4K
First Trust Capital Management L.P.300K$3.04M−$18KCut−$18K
MILLENNIUM MANAGEMENT LLC293.2K$2.97M−$15.7KAdded$300.7K
WHITEBOX ADVISORS LLC260K$2.64M−$15.6KCut−$15.6K
Context Capital Management, LLC250K$2.54M−$12.5KCut−$12.5K
MOORE CAPITAL MANAGEMENT, LP250K$2.54M−$15KCut−$15K
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND250K$2.54M−$15KCut−$15K
TENOR CAPITAL MANAGEMENT Co., L.P.250K$2.54M−$15KCut−$15K
HBK INVESTMENTS L P249.3K$2.53M−$15KCut−$15K
SONA ASSET MANAGEMENT (US) LLC161.2K$1.63MNew
Shaolin Capital Management LLC158.7K$1.61M−$9.52KCut−$431.2K
WOLVERINE ASSET MANAGEMENT LLC154.2K$1.56MNew
Periscope Capital Inc.154K$1.56M−$3.98KAdded$750.8K
TWO SIGMA INVESTMENTS, LP150.6K$1.53M−$9.04KCut−$9.04K
Cable Car Capital, LP125K$1.27M−$7.5KCut−$7.5K
DLD Asset Management, LP109.3K$1.11M−$6.56KCut−$6.56K
K2 PRINCIPAL FUND, L.P.100K$1.01M−$6KCut−$6K
PICTON MAHONEY ASSET MANAGEMENT100K$1.01M−$6KCut−$6K
ARISTEIA CAPITAL, L.L.C.100K$1.01M−$6KCut−$6K
Magnetar Financial LLC100K$1.01M−$6KCut−$6K
O'Connor Alternative Investments LLC100K$1.01MHeld
RIVERNORTH CAPITAL MANAGEMENT, LLC88K$892.6K−$5.28KCut−$5.28K
BERKLEY W R CORP74.4K$755.3K−$3.72KCut−$3.72K
AQR Arbitrage LLC73.1K$741.6K−$4.39KCut−$32.9K
MIZUHO SECURITIES USA LLC60.3K$608.6KNew
Centiva Capital, LP60K$608.4K−$600Added$506.4K
JPMORGAN CHASE & CO53.2K$539K−$3.19KCut−$3.19K
RLH Capital LLC50K$507.1KHeld
Quarry LP50K$507.1K−$2.5KCut−$2.5K
READYSTATE ASSET MANAGEMENT LP50K$507KNew
GRITSTONE ASSET MANAGEMENT LLC49.4K$501.3K−$2.97KCut−$2.97K
BOOTHBAY FUND MANAGEMENT, LLC46.1K$467.1K−$2.76KCut−$2.76K
Clear Street Group Inc.39K$395.8K−$2.34KCut−$269.9K
D. E. Shaw & Co., Inc.29.9K$303.7K−$600Added$201.7K
BNP PARIBAS FINANCIAL MARKETS27.2K$275.5K−$1.44KAdded$30.1K
TORONTO DOMINION BANK25K$253.9K−$456Added$176.3K
Alberta Investment Management Corp25K$253.5K−$1.5KCut−$1.5K
Hudson Bay Capital Management LP25K$253.5K−$1.5KCut−$1.5K
Davidson Kempner Capital Management LP25K$253.5K−$1.5KCut−$1.5K
Schonfeld Strategic Advisors LLC20K$203KNew
Citadel10.7K$108.1KNew
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS10K$101.5K−$500Cut−$500
TIG Advisors, LLC10K$101.5K−$500Cut−$500
PenderFund Capital Management Ltd.5K$50.7K−$300Cut−$300
Mint Tower Capital Management B.V.200K$2.03K−$12Cut−$12
UBS Group AG149$1.51KNew
MORGAN STANLEY78$791−$3Added$322
Virtu Financial LLC75.2K$762−$5Cut−$57
Glazer Capital, LLC75K$761New

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.