Cayson Acquisition Corp - CAPN

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
BERKLEY W R CORP History No change 763,302 8,121 0.38% 0.46% 1 0 0.0% Q4 2025 Feb 13, 2026
MIZUHO SECURITIES USA LLC History Added to 704,675 7,363 0.12% 0.15% 2 +74 0.01% Q4 2025 Feb 09, 2026
WOLVERINE ASSET MANAGEMENT LLC History Reduced 565,585 6,017 0.05% 0.04% 3 -2,867 -0.5% Q4 2025 Feb 02, 2026
RIVERNORTH CAPITAL MANAGEMENT, LLC History No change 450,000 4,788 0.23% 0.27% 4 0 0.0% Q4 2025 Feb 17, 2026
AQR Arbitrage LLC History No change 349,901 3,729 0.08% 0.09% 5 0 0.0% Q4 2025 Feb 17, 2026
Westchester Capital Management, LLC History No change 325,000 3,464 0.15% 0.16% 6 0 0.0% Q4 2025 Feb 13, 2026
BOOTHBAY FUND MANAGEMENT, LLC History No change 306,703 3,263 0.05% 0.05% 7 0 0.0% Q4 2025 Feb 17, 2026
Karpus Management, Inc. History Reduced 284,189 3,023 0.09% 0.09% 8 -1,352 -0.47% Q4 2025 Feb 17, 2026
Polar Asset Management Partners Inc. History New 275,000 2,926 0.04% 9 +275,000 New Q4 2025 Feb 17, 2026
HEIGHTS CAPITAL MANAGEMENT, INC History No change 150,000 1,599 0.57% 0.45% 10 0 0.0% Q4 2025 Feb 17, 2026
WHITEBOX ADVISORS LLC History No change 125,000 1,330 0.02% 0.02% 11 0 0.0% Q4 2025 Feb 17, 2026
Clear Street Group Inc. History Added to 116,678 1,241 0.0% 0.0% 12 +7,601 6.97% Q4 2025 Feb 13, 2026
GOLDMAN SACHS GROUP INC History No change 114,486 1,218 0.0% 0.0% 13 0 0.0% Q4 2025 Mar 25, 2026
D. E. Shaw & Co., Inc. History No change 100,000 1,066 0.0% 0.0% 14 0 0.0% Q4 2025 Feb 17, 2026
Magnetar Financial LLC History No change 75,000 799 0.01% 0.0% 15 0 0.0% Q4 2025 Feb 17, 2026
First Trust Capital Management L.P. History No change 75,000 798 0.05% 0.05% 16 0 0.0% Q4 2025 Feb 13, 2026
TWO SIGMA INVESTMENTS, LP History Reduced 66,577 708 0.0% 0.0% 17 -83,423 -55.62% Q4 2025 Feb 17, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 60,281 641 0.0% 0.0% 18 0 0.0% Q4 2025 Feb 06, 2026
Dakota Wealth Management History No change 28,500 303 0.01% 0.01% 19 0 0.0% Q4 2025 Jan 13, 2026
Radcliffe Capital Management, L.P. History Reduced 26,875 285 0.02% 0.02% 20 -29 -0.11% Q4 2025 Feb 17, 2026
Warberg Asset Management LLC History Added to 26,207 278 0.03% 0.03% 21 +8,981 52.14% Q4 2025 Feb 13, 2026
TORONTO DOMINION BANK History Reduced 25,301 269 0.0% 0.0% 22 -25,045 -49.75% Q4 2025 Feb 17, 2026
Quarry LP History No change 14,500 154 0.02% 0.03% 23 0 0.0% Q4 2025 Feb 13, 2026
ROBINSON CAPITAL MANAGEMENT, LLC History No change 12,250 130 0.05% 0.07% 24 0 0.0% Q4 2025 Feb 13, 2026
Crossingbridge Advisors, LLC History New 8,643 92 0.03% 25 +8,643 New Q4 2025 Feb 13, 2026
UBS Group AG History Reduced 7,540 79 0.0% 0.0% 26 -1,207 -13.8% Q4 2025 Jan 29, 2026
LONGFELLOW INVESTMENT MANAGEMENT CO LLC History No change 470 5 0.0% 0.0% 27 0 0.0% Q4 2025 Feb 11, 2026
Wealthspring Capital LLC History Closed out 0 0 0.15% -59,550 -100.0% Q3 2025 Oct 15, 2025
OSAIC HOLDINGS, INC. History Closed out 0 0 0.0% -250 -100.0% Q3 2025 Nov 14, 2025
MORGAN STANLEY History Added to 45 0 +5 12.5% Q4 2025 Feb 13, 2026