# JACKSON ACQUISITION CO II (JACS)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/JACS/

- Reporting holders: 48
- Reported value: $247.0M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [MIZUHO SECURITIES USA LLC](https://holderbook.com/funds/812291-mizuho-securities-usa-llc/) | $17.1M | 1,620,109 | 0.2% | 5 |
| [Hudson Bay Capital Management LP](https://holderbook.com/funds/1393825-hudson-bay-capital-management-lp/) | $16.2M | 1,520,505 | 0.0% | 6 |
| [GLAZER CAPITAL, LLC](https://holderbook.com/funds/1076809-glazer-capital-llc/) | $12.7M | 1,196,182 | 0.3% | 6 |
| [Westchester Capital Management, LLC](https://holderbook.com/funds/1512805-westchester-capital-management-llc/) | $12.6M | 1,186,200 | 0.6% | 5 |
| [AQR Arbitrage LLC](https://holderbook.com/funds/1167456-aqr-arbitrage-llc/) | $12.4M | 1,167,626 | 0.2% | 6 |
| [Linden Advisors LP](https://holderbook.com/funds/1279396-linden-advisors-lp/) | $12.2M | 1,150,000 | 0.1% | 6 |
| [D. E. Shaw & Co., Inc.](https://holderbook.com/funds/1009207-d-e-shaw-co-inc/) | $12.1M | 1,138,500 | 0.0% | 6 |
| [WOLVERINE ASSET MANAGEMENT LLC](https://holderbook.com/funds/1279891-wolverine-asset-management-llc/) | $11.2M | 1,048,131 | 0.1% | 6 |
| [Polar Asset Management Partners Inc.](https://holderbook.com/funds/1326389-polar-asset-management-partners-inc/) | $10.9M | 1,025,000 | 0.2% | 6 |
| [BERKLEY W R CORP](https://holderbook.com/funds/11544-berkley-w-r-corp/) | $9.9M | 927,836 | 0.5% | 6 |
| [HIGHBRIDGE CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/919185-highbridge-capital-management-llc/) | $9.2M | 867,662 | 0.2% | 2 |
| [Verition Fund Management LLC](https://holderbook.com/funds/1454027-verition-fund-management-llc/) | $8.0M | 751,892 | 0.0% | 6 |
| [HEIGHTS CAPITAL MANAGEMENT, INC](https://holderbook.com/funds/1081698-heights-capital-management-inc/) | $7.4M | 700,000 | 1.7% | 5 |
| [Radcliffe Capital Management, L.P.](https://holderbook.com/funds/1218275-radcliffe-capital-management-l-p/) | $7.2M | 675,001 | 0.5% | 5 |
| [Mint Tower Capital Management B.V.](https://holderbook.com/funds/1666606-mint-tower-capital-management-b-v/) | $6.9M | 650,000 | 0.8% | 6 |
| [TENOR CAPITAL MANAGEMENT Co., L.P.](https://holderbook.com/funds/1346554-tenor-capital-management-co-l-p/) | $6.4M | 600,000 | 0.1% | 6 |
| [Magnetar Financial LLC](https://holderbook.com/funds/1352851-magnetar-financial-llc/) | $6.4M | 600,000 | 0.1% | 5 |
| [First Trust Capital Management L.P.](https://holderbook.com/funds/1604488-first-trust-capital-management-l-p/) | $6.0M | 562,500 | 0.3% | 6 |
| [Meteora Capital, LLC](https://holderbook.com/funds/1905106-meteora-capital-llc/) | $5.6M | 528,112 | 0.5% | 6 |
| [TWO SIGMA INVESTMENTS, LP](https://holderbook.com/funds/1179392-two-sigma-investments-lp/) | $5.1M | 474,821 | 0.0% | 6 |
| [LMR Partners LLP](https://holderbook.com/funds/1578621-lmr-partners-llp/) | $4.7M | 443,751 | 0.0% | 6 |
| [PICTON MAHONEY ASSET MANAGEMENT](https://holderbook.com/funds/1539041-picton-mahoney-asset-management/) | $4.3M | 400,000 | 0.0% | 6 |
| [Wealthspring Capital LLC](https://holderbook.com/funds/1844495-wealthspring-capital-llc/) | $4.2M | 397,783 | 0.9% | 5 |
| [Periscope Capital Inc.](https://holderbook.com/funds/1695320-periscope-capital-inc/) | $4.0M | 375,000 | 0.4% | 6 |
| [RIVERNORTH CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1447578-rivernorth-capital-management-llc/) | $3.8M | 359,329 | 0.2% | 4 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 48 | $247.0M |
| Q1 2026 | 47 | $234.0M |
| Q4 2025 | 42 | $230.1M |
| Q3 2025 | 43 | $229.1M |
| Q2 2025 | 43 | $222.1M |
| Q1 2025 | 34 | $165.8M |