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Cayson Acquisition Corp

CAPN
Exchange
Nasdaq
Industry
Blank Checks
SEC CIK
0002024203

No open-market purchases or sales by Cayson Acquisition Corp insiders were filed in the last 90 days; 17 institutions reported holding it in 13F filings for Q2 2026, worth $37.1M in total; no superinvestor holds it.

Other share classesCAPNRCAPNU

13F holders, Q2 2026

Institutional positions in Cayson Acquisition Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
17
+1 vs. Q1 2026
Shares held
3.37M
+476.0K (+16.4%) vs. Q1 2026
Total value
$37.1M
+$5.33M (+16.8%) vs. Q1 2026
New holders
1
3 more added
Sold out
0
3 more reduced

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CAPN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 17 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 29 institutionsQ1 2025: 28 institutionsQ2 2025: 27 institutionsQ3 2025: 30 institutionsQ4 2025: 27 institutionsQ1 2026: 16 institutionsQ2 2026: 17 institutions
Value heldQ2 2026: $37.1M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $52.3MQ1 2025: $55.4MQ2 2025: $57.8MQ3 2025: $57.4MQ4 2025: $53.5MQ1 2026: $31.7MQ2 2026: $37.1M
Institutions holding CAPN and their total value by quarter
QuarterHoldersValue
Q2 202617$37.1M
Q1 202616$31.7M
Q4 202527$53.5M
Q3 202530$57.4M
Q2 202527$57.8M
Q1 202528$55.4M
Q4 202429$52.3M
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Cayson Acquisition Corp; share changes are against Q1 2026.

Institutions holding CAPN in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Mizuho Securities USA LLC951,400$10.3M0.10%+475,500+99.9%Added
Berkley W R Corp497,282$5.51M0.27%00.0%Unchanged
Rivernorth Capital Management, LLC450,000$5.00M0.24%00.0%Unchanged
Wolverine Asset Management LLC276,715$3.05M0.04%+1,015+0.4%Added
Polar Asset Management Partners Inc.275,100$3.04M0.06%+1000.0%Added
Shaolin Capital Management LLC223,900$2.47M0.14%00.0%Unchanged
CNH Partners LLC184,373$2.04M0.03%00.0%Unchanged
Heights Capital Management, Inc149,531$1.65M0.38%−469−0.3%Reduced
Clear Street Group Inc.141,837$1.56M0.00%00.0%Unchanged
Goldman Sachs Group Inc63,394$699.9K0.00%00.0%Unchanged
RLH Capital LLC56,218$622.9K0.30%−50,000−47.1%Reduced
Toronto Dominion Bank49,900$550.4K0.00%+49,900New
Harraden Circle Investments, LLC26,661$294.1K0.04%00.0%Unchanged
Quarry LP14,500$160.7K0.03%00.0%Unchanged
BNP Paribas Arbitrage, SA9,203$101.6K0.00%00.0%Unchanged
UBS Group AG370$4.08K0.00%00.0%Unchanged
Morgan Stanley65$7180.00%−3−4.4%Reduced