CAPN · Cayson Acquisition Corp

$11.25 +0.07 (+0.63%) At close · Aug 25

Market Cap

$59.49M

5.29M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Quarter:

Holders: 27

Total Value: $5,244,765

Total Shares: 7,075,544

Institutional Ownership Trend

8 quarters

Holder Concentration

Across 27 13F filers · Δ vs Mar 31, 2026

Top Holder

100.0%

+82.8 pts

Top 5

100.0%

+31.8 pts

Top 10

100.0%

+3.9 pts

HHI

10,000

Highly concentrated+8,841

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: -2

Institutional value: -83.5%

Shares held: -4.8%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Small Decagon Asset Management LLP	+70,757	173,392
Mega UBS Group AG	+19,939	34,295
Small FLOW TRADERS U.S. LLC	+1,414	25,633
Small Shaolin Capital Management LLC	+872	324,772
Large Clear Street Group Inc.	+204	361,009

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Small RLH Capital LLC	−50,000	56,218
Small HEIGHTS CAPITAL MANAGEMENT, INC	−38,533	167,841
Large TORONTO DOMINION BANK	−21,294	349,806
Mid WOLVERINE ASSET MANAGEMENT LLC	−1,655	281,227
Mid MIZUHO SECURITIES USA LLC	−400	475,500

Top New Positions

vs Mar 31, 2026

No new positions this quarter.

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)	Open
Small Wealthspring Capital LLC	184,200	$0
Mid Westchester Capital Management, LLC	150,000	$0

Filter: New 0 Increased 6 Reduced 7 Sold out 2 Unchanged 14

Showing 40 of 40

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

MIZUHO SECURITIES USA LLC

$5,244,765

100.00%

475,500

Polar Asset Management Partners Inc.

—

275,100

Harraden Circle Investments, LLC

—

26,661

BNP PARIBAS ARBITRAGE, SA

—

9,203

HEIGHTS CAPITAL MANAGEMENT, INC CAPNR

—

18,310

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
CVI Investments, Inc.	18,310	$0	—	Other

WHITEBOX ADVISORS LLC CAPNR

—

125,000

Clear Street Group Inc. CAPNU

—

9,142

FLOW TRADERS U.S. LLC CAPNR

—

25,633

Clear Street Group Inc.

—

141,837

RLH Capital LLC

—

56,218

LONGFELLOW INVESTMENT MANAGEMENT CO LLC CAPNR

—

470

BNP PARIBAS ARBITRAGE, SA CAPNR

—

114,486

TORONTO DOMINION BANK CAPNR

—

299,906

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TD SECURITIES (USA) LLC	299,906	$0	—	Defined

Shaolin Capital Management LLC CAPNR

—

100,872

Clear Street Group Inc. CAPNR

—

210,030

GOLDMAN SACHS GROUP INC

—

63,394

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	63,394	$0	—	Defined

WOLVERINE ASSET MANAGEMENT LLC CAPNR

—

4,512

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	4,512	$0	—	Defined

RIVERNORTH CAPITAL MANAGEMENT, LLC

—

450,000

MORGAN STANLEY

—

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY CAPITAL SERVICES, LLC	65	$0	—	Defined

WOLVERINE ASSET MANAGEMENT LLC

—

276,715

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	276,715	$0	—	Defined

Evercore Wealth Management, LLC CAPNR

—

13,000

Magnetar Financial LLC CAPNR

—

75,000

Quarry LP

—

14,500

HEIGHTS CAPITAL MANAGEMENT, INC

—

149,531

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
CVI Investments, Inc.	149,531	$0	—	Other

RIVERNORTH CAPITAL MANAGEMENT, LLC CAPNR

—

450,000

AQR Arbitrage LLC

—

184,373

Harraden Circle Investments, LLC CAPNR

—

1,010,547

HIGHBRIDGE CAPITAL MANAGEMENT LLC CAPNR

—

540,477

D. E. Shaw & Co., Inc. CAPNR

—

100,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	100,000	$0	—	Defined

Bulldog Investors, LLP CAPNR

—

145,000

Shaolin Capital Management LLC

—

223,900

BOOTHBAY FUND MANAGEMENT, LLC CAPNR

—

106,703

UBS Group AG CAPNU

—

7,539

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Securities LLC	7,539	$0	—	Defined

AQR Arbitrage LLC CAPNR

—

349,590

UBS Group AG CAPNR

—

26,386

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Securities LLC	26,386	$0	—	Defined

Decagon Asset Management LLP CAPNR

—

173,392

UBS Group AG

—

370

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Securities LLC	370	$0	—	Defined

BERKLEY W R CORP

—

497,282

Polar Asset Management Partners Inc. CAPNR

—

275,000

TORONTO DOMINION BANK

—

49,900

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TD SECURITIES (USA) LLC	49,900	$0	—	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Virtus Investment Advisers, LLC	136,650	$0	—	Other
Held directly	13,350	$0	—	Sole

Key facts CIK 2024203 CUSIP G1993W109 13F (30d) 28 filings 27 filers Visit website Investor relations