Cayson AcquisitionCAPNRPreferred / convertible

13F holders, Q1 2026 (March 31)
23holders −2
0new positions
2sold out
1famous investor
$0.21avg. 13F price*

At the end of Q1 2026, 23 institutions reported holding Cayson Acquisition Corp. (CAPNR) in their 13F filings, down 2 from Q4 2025. 0 opened new positions and 2 sold out. The largest holders were Harraden Circle Investments, LLC ($222K), Highbridge Capital Management LLC ($119K) and Rivernorth Capital Management, LLC ($99K). One famous investor held it David E. Shaw ( of D. E. Shaw & Co.'s portfolio).

Company
Cayson Acquisition Corp.
CUSIP
G1993W117
Latest filing quarter
Q2 2026

History

Number of 13F holders

0510152025 Q4 2024: 21Q4 2024Q1 2025: 23Q1 2025Q2 2025: 25Q2 2025Q3 2025: 24Q3 2025Q4 2025: 25Q4 2025Q1 2026: 23Q1 2026Q2 2026: 22Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions0$0
Exits2$8K

All 13F filers, Q4 2025 → Q1 2026: 465 shares bought and 455,079 shares sold, net −454,614 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 23 holders
Harraden Circle Investments, LLC — No change 1,010,547 $222K
Highbridge Capital Management LLC — No change 540,845 $119K
Rivernorth Capital Management, LLC — No change 450,000 $99K
Toronto Dominion Bank — Reduce -12.1% 371,100 $82K
AQR Arbitrage LLC — Reduce -2.3% 349,590 $77K
Polar Asset Management Partners Inc. — No change 275,000 $61K
Clear Street Group Inc. — No change 210,030 $46K
Wealthspring Capital LLC — No change 184,200 $33K
Whitebox Advisors LLC — No change 125,000 $28K
Bulldog Investors, LLP — Reduce -25.6% 145,000 $26K
Boothbay Fund Management, LLC — No change 106,703 $25K
Westchester Capital Management, LLC — No change 150,000 $24K
Decagon Asset Management LLP — No change 102,635 $23K
D. E. Shaw & Co. — No change 100,000 $22K
Shaolin Capital Management LLC — No change 100,000 $22K
BNP Paribas Financial Markets — No change 114,486 $21K
Magnetar Financial LLC — No change 75,000 $18K
Heights Capital Management, Inc. — Reduce -53.1% 56,374 $12K
Flow Traders U.S. LLC — Add +2.0% 24,219 $4K
Evercore Wealth Management, LLC — No change 13,000 $2K
Wolverine Asset Management LLC — Reduce -97.0% 7,182 $2K
UBS Group AG — Reduce -66.7% 6,447 $1K
Longfellow Investment Management Co. LLC — No change 470 $103

"% of holder's portfolio" is CAPNR's weight in each manager's 13F, not the share of Cayson Acquisition Corp. the manager owns.