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 $31.9M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Cayson Acquisition Corp as of Mar 31, 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
- 16
- −11 vs. Q4 2025
- Shares held
- 2.89M
- −2.15M (−42.6%) vs. Q4 2025
- Total value
- $31.7M
- −$21.8M (−40.7%) vs. Q4 2025
- New holders
- 5
- 2 more added
- Sold out
- 16
- 5 more reduced
Compare with Q4 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 17 | $31.9M |
| Q1 2026 | 16 | $31.7M |
| Q4 2025 | 27 | $53.5M |
| Q3 2025 | 30 | $57.4M |
| Q2 2025 | 27 | $57.8M |
| Q1 2025 | 28 | $55.4M |
| Q4 2024 | 29 | $52.3M |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Cayson Acquisition Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Berkley W R Corp | 497,282 | $5.47M | 0.29% | −266,020−34.9% | Reduced |
| Mizuho Securities USA LLC | 475,900 | $5.14M | 0.12% | −228,775−32.5% | Reduced |
| Rivernorth Capital Management, LLC | 450,000 | $4.95M | 0.25% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 275,700 | $3.03M | 0.05% | −289,885−51.3% | Reduced |
| Polar Asset Management Partners Inc. | 275,000 | $3.02M | 0.07% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 223,900 | $2.46M | 0.10% | +223,900 | New |
| CNH Partners LLC | 184,373 | $2.03M | 0.03% | −165,528−47.3% | Reduced |
| Heights Capital Management, Inc | 150,000 | $1.65M | 0.46% | 00.0% | Unchanged |
| Clear Street Group Inc. | 141,837 | $1.56M | 0.01% | +34,044+31.6% | Added |
| RLH Capital LLC | 106,218 | $1.17M | 0.59% | +106,218 | New |
| Goldman Sachs Group Inc | 63,394 | $697.3K | 0.00% | −51,092−44.6% | Reduced |
| Harraden Circle Investments, LLC | 26,661 | $293.3K | 0.06% | +26,661 | New |
| Quarry LP | 14,500 | $159.5K | 0.03% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 9,203 | $101.2K | 0.00% | +9,203 | New |
| UBS Group AG | 370 | $4.07K | 0.00% | +370 | New |
| Morgan Stanley | 68 | $748 | 0.00% | +23+51.1% | Added |
| Westchester Capital Management, LLC | 0 | $0 | 0.00% | −325,000−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −306,703−100.0% | Sold out |
| Karpus Management, Inc. | 0 | $0 | 0.00% | −284,189−100.0% | Sold out |
| Whitebox Advisors LLC | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Vivaldi Asset Management, LLC | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −66,577−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −60,281−100.0% | Sold out |
| Dakota Wealth Management | 0 | $0 | 0.00% | −28,500−100.0% | Sold out |
| Radcliffe Capital Management, L.P. | 0 | $0 | 0.00% | −26,875−100.0% | Sold out |
| Warberg Asset Management LLC | 0 | $0 | 0.00% | −26,207−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −25,301−100.0% | Sold out |
| Robinson Capital Management, LLC | 0 | $0 | 0.00% | −12,250−100.0% | Sold out |
| Crossingbridge Advisors, LLC | 0 | $0 | 0.00% | −8,643−100.0% | Sold out |
| Longfellow Investment Management Co LLC | 0 | $0 | 0.00% | −470−100.0% | Sold out |