Jackson Acquisition Co II
JACS- Exchange
- NYSE
- Industry
- Blank Checks
- SEC CIK
- 0002039058
No open-market purchases or sales by Jackson Acquisition Co II insiders were filed in the last 90 days; 48 institutions reported holding it in 13F filings for Q2 2026, worth $235.5M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Jackson Acquisition Co II 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
- 47
- +6 vs. Q4 2025
- Shares held
- 22.1M
- +131.6K (+0.6%) vs. Q4 2025
- Total value
- $234.0M
- +$4.97M (+2.2%) vs. Q4 2025
- New holders
- 6
- 8 more added
- Sold out
- 0
- 11 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting JACS 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 | 48 | $235.5M |
| Q1 2026 | 47 | $234.0M |
| Q4 2025 | 42 | $230.1M |
| Q3 2025 | 42 | $229.1M |
| Q2 2025 | 42 | $222.0M |
| Q1 2025 | 34 | $165.7M |
| Q4 2024 | 0 | $0 |
| 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 Jackson Acquisition Co II; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Clear Street Group Inc. | 8,000 | $84.7K | 0.00% | 00.0% | Unchanged |
| Abc Arbitrage SA | 15,000 | $158.8K | 0.02% | 00.0% | Unchanged |
| HGC Investment Management Inc. | 25,000 | $264.8K | 0.06% | −1,450,200−98.3% | Reduced |
| Schonfeld Strategic Advisors LLC | 29,982 | $317.5K | 0.00% | 00.0% | Unchanged |
| CSS LLC | 35,424 | $375.1K | 0.02% | +35,424 | New |
| Deltec Asset Management LLC | 40,000 | $423.6K | 0.08% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 50,000 | $527.5K | 0.00% | +50,000 | New |
| Readystate Asset Management LP | 50,000 | $529.5K | 0.03% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 50,229 | $531.9K | 0.00% | +50,229 | New |
| O'Connor Alternative Investments LLC | 100,000 | $1.06M | 0.06% | +100,000 | New |
| Highbridge Capital Management LLC | 121,824 | $1.29M | 0.08% | +121,824 | New |
| Yakira Capital Management, Inc. | 147,541 | $1.56M | 0.46% | −2,459−1.6% | Reduced |
| Gabelli Funds LLC | 154,900 | $1.64M | 0.01% | 00.0% | Unchanged |
| Whitebox Advisors LLC | 175,000 | $1.85M | 0.03% | 00.0% | Unchanged |
| Sona Asset Management (US) LLC | 206,468 | $2.19M | 0.08% | +206,468 | New |
| Gabelli & Co Investment Advisers, Inc. | 220,100 | $2.33M | 0.35% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 250,006 | $2.65M | 0.11% | −149,994−37.5% | Reduced |
| Mangrove Partners | 280,470 | $2.97M | 0.24% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 300,000 | $3.18M | 0.02% | −200,000−40.0% | Reduced |
| Periscope Capital Inc. | 325,000 | $3.43M | 0.60% | −154,098−32.2% | Reduced |
| Crossingbridge Advisors, LLC | 327,398 | $3.47M | 0.63% | +327,381+1,925,770.6% | Added |
| Rivernorth Capital Management, LLC | 359,513 | $3.81M | 0.19% | −40,000−10.0% | Reduced |
| Goldman Sachs Group Inc | 360,208 | $3.81M | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 374,737 | $3.97M | 0.04% | +234,913+168.0% | Added |
| Toronto Dominion Bank | 400,000 | $4.24M | 0.01% | −202,500−33.6% | Reduced |
| Picton Mahoney Asset Management | 400,000 | $4.24M | 0.04% | 00.0% | Unchanged |
| Wealthspring Capital LLC | 400,333 | $4.24M | 1.01% | 00.0% | Unchanged |
| Bulldog Investors, LLP | 408,760 | $4.33M | 0.97% | −1,378−0.3% | Reduced |
| Berkley W R Corp | 430,362 | $4.56M | 0.24% | +84,097+24.3% | Added |
| LMR Partners LLP | 443,751 | $4.70M | 0.04% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 474,821 | $5.03M | 0.00% | 00.0% | Unchanged |
| Vivaldi Asset Management, LLC | 562,500 | $5.96M | 0.31% | −5,000−0.9% | Reduced |
| Magnetar Financial LLC | 600,000 | $6.33M | 0.06% | 00.0% | Unchanged |
| Tenor Capital Management Co., L.P. | 600,000 | $6.35M | 0.10% | 00.0% | Unchanged |
| Mint Tower Capital Management B.V. | 650,000 | $6.88M | 0.68% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 675,001 | $7.15M | 0.54% | +12,571+1.9% | Added |
| Heights Capital Management, Inc | 700,000 | $7.41M | 2.08% | 00.0% | Unchanged |
| Mizuho Securities USA LLC | 714,774 | $7.49M | 0.18% | +630,671+749.9% | Added |
| Polar Asset Management Partners Inc. | 1,025,000 | $10.8M | 0.26% | 00.0% | Unchanged |
| Wolverine Asset Management LLC | 1,050,132 | $11.1M | 0.17% | +66,518+6.8% | Added |
| D. E. Shaw & Co., Inc. | 1,138,500 | $12.1M | 0.01% | 00.0% | Unchanged |
| Linden Advisors LP | 1,150,000 | $12.2M | 0.07% | 00.0% | Unchanged |
| CNH Partners LLC | 1,162,562 | $12.3M | 0.20% | −54,230−4.5% | Reduced |
| Westchester Capital Management, LLC | 1,186,200 | $12.6M | 0.61% | 00.0% | Unchanged |
| Glazer Capital, LLC | 1,195,650 | $12.7M | 0.27% | −10,107−0.8% | Reduced |
| Meteora Capital, LLC | 1,219,744 | $12.9M | 0.95% | +449,252+58.3% | Added |
| Hudson Bay Capital Management LP | 1,520,505 | $16.1M | 0.10% | +32,205+2.2% | Added |
| UBS Oconnor LLC | – | – | – | – | Not filed |