Cayson Acquisition CAPN Institutional Ownership

NASDAQ CAPN

$11.18 +0.00 (+0.00%)

At close: Sep 8, 2026 · 4:00 PM EDT

Institutions by Trading Activity

17 Institutions

Increased 3 17.6%

Unchanged 11 64.7%

Reduced 3 17.6%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

83.72%

▲+33.34 pp QoQ

Shares Held by Institutions

2.89Mn

of 3.46Mn outstanding

▲+0.02% QoQ

Shares Outstanding

3.46Mn

563.14K held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+1 vs prior quarter

Net Shares Added (QoQ)

+543

accumulated since last quarter

Value of Holdings

$32.37Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Cayson Acquisition Corp (NASDAQ:CAPN) has 17 institutional investors that have filed 13F reports for the period ending June 2026.

These investors collectively held 83.7% of Cayson Acquisition's outstanding shares in June 2026, up from 50.4% in March 2026.
They increased total shares held in CAPN by 0.02% quarter over quarter, and investors in Cayson Acquisition decreased 37.04% from a year ago.
Of these 17 holders, 3 added to their stakes in Cayson Acquisition, 3 trimmed positions, and 11 made no changes.
Institutional investors collectively held 2.89Mn shares in Cayson Acquisition as of June 2026, up by 543 shares quarter on quarter, and down 2.72Mn shares year over year.
As of June 30, 2026, Berkley W R Corp held the largest stake in Cayson Acquisition with 497.28K shares, accounting for 14.38% of total shares outstanding.
The largest buyers of Cayson Acquisition for the quarter ending June 2026 were Toronto Dominion Bank (49.9K), WOLVERINE ASSET MANAGEMENT LLC (1.02K), Polar Asset Management Partners Inc. (100).
Leading sellers of Cayson Acquisition shares for the quarter ending June 2026 were RLH Capital LLC (50.0K), HEIGHTS CAPITAL MANAGEMENT, INC (469), Morgan Stanley (3).
According to Business Quant data, leading holders of CAPN for June 2026 are Berkley W R Corp (497.28K), MIZUHO SECURITIES USA LLC (475.9K), RIVERNORTH CAPITAL MANAGEMENT, LLC (450.0K), WOLVERINE ASSET MANAGEMENT LLC (276.72K), Polar Asset Management Partners Inc. (275.1K), Shaolin Capital Management LLC (223.9K), AQR Arbitrage LLC (184.37K), HEIGHTS CAPITAL MANAGEMENT, INC (149.53K), Clear Street Group Inc. (141.84K), Goldman Sachs Group Inc (63.39K).

Form 13F Holdings

17 Institutional Holders

Report period 30 Jun, 2026

Total shares held 2.89Mn

Of outstanding 83.72%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Berkley W R Corp	0000011544	497,282	14.38%	0	0.00%	$5.51Mn
2	MIZUHO SECURITIES USA LLC	0000812291	475,900	13.76%	0	0.00%	$5.14Mn
3	RIVERNORTH CAPITAL MANAGEMENT, LLC	0001447578	450,000	13.01%	0	0.00%	$5.00Mn
4	WOLVERINE ASSET MANAGEMENT LLC	0001279891	276,715	8.00%	▲1,015	+0.37%	$3.05Mn
5	Polar Asset Management Partners Inc.	0001326389	275,100	7.96%	▲100	+0.04%	$3.04Mn
6	Shaolin Capital Management LLC	0001766806	223,900	6.47%	0	0.00%	$2.47Mn
7	AQR Arbitrage LLC	0001167456	184,373	5.33%	0	0.00%	$2.04Mn
8	HEIGHTS CAPITAL MANAGEMENT, INC	0001081698	149,531	4.32%	▼469	-0.31%	$1.65Mn
9	Clear Street Group Inc.	0001881567	141,837	4.10%	0	0.00%	$1.56Mn
10	Goldman Sachs Group Inc	0000886982	63,394	1.83%	0	0.00%	$699.87K
11	RLH Capital LLC	0002008031	56,218	1.63%	▼50,000	-47.07%	$622.90K
12	Toronto Dominion Bank	0000947263	49,900	1.44%	▲49,900	0.00%	$550.40K
13	Harraden Circle Investments, LLC	0001910592	26,661	0.77%	0	0.00%	$294.07K
14	Quarry LP	0001965207	14,500	0.42%	0	0.00%	$160.66K
15	BNP PARIBAS FINANCIAL MARKETS	0001166588	9,203	0.27%	0	0.00%	$101.60K
16	UBS Group AG	0001610520	370	0.01%	0	0.00%	$4.09K
17	Morgan Stanley	0000895421	65	0.00%	▼3	-4.41%	$718