# IRON HORSE ACQUISIT II CORP (IRHO)

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

- Reporting holders: 55
- Reported value: $196.0M
- Shares held by institutions: 19,542,255 of 29,320,000 outstanding
- 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 |
|---|---|---|---|---|
| [Linden Advisors LP](https://holderbook.com/funds/1279396-linden-advisors-lp/) | $15.0M | 1,500,000 | 0.1% | 2 |
| [MMCAP International Inc. SPC](https://holderbook.com/funds/1304857-mmcap-international-inc-spc/) | $15.0M | 1,500,000 | 1.3% | 1 |
| [Magnetar Financial LLC](https://holderbook.com/funds/1352851-magnetar-financial-llc/) | $15.0M | 1,500,000 | 0.1% | 2 |
| [AQR Arbitrage LLC](https://holderbook.com/funds/1167456-aqr-arbitrage-llc/) | $11.2M | 1,119,868 | 0.2% | 2 |
| [GLAZER CAPITAL, LLC](https://holderbook.com/funds/1076809-glazer-capital-llc/) | $9.1M | 908,336 | 0.2% | 2 |
| [PICTON MAHONEY ASSET MANAGEMENT](https://holderbook.com/funds/1539041-picton-mahoney-asset-management/) | $9.0M | 900,000 | 0.1% | 2 |
| [Polar Asset Management Partners Inc.](https://holderbook.com/funds/1326389-polar-asset-management-partners-inc/) | $8.0M | 800,000 | 0.1% | 2 |
| [Wealthspring Capital LLC](https://holderbook.com/funds/1844495-wealthspring-capital-llc/) | $7.4M | 736,510 | 1.7% | 1 |
| [BNP PARIBAS FINANCIAL MARKETS](https://holderbook.com/funds/1166588-bnp-paribas-financial-markets/) | $6.5M | 649,135 | 0.0% | 2 |
| [Radcliffe Capital Management, L.P.](https://holderbook.com/funds/1218275-radcliffe-capital-management-l-p/) | $6.1M | 607,182 | 0.5% | 2 |
| [HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND](https://holderbook.com/funds/1535845-healthcare-of-ontario-pension-plan-trust-fund/) | $6.0M | 602,165 | 0.0% | 1 |
| [First Trust Capital Management L.P.](https://holderbook.com/funds/1604488-first-trust-capital-management-l-p/) | $6.0M | 600,000 | 0.4% | 2 |
| [TENOR CAPITAL MANAGEMENT Co., L.P.](https://holderbook.com/funds/1346554-tenor-capital-management-co-l-p/) | $5.5M | 547,508 | 0.1% | 2 |
| [HIGHBRIDGE CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/919185-highbridge-capital-management-llc/) | $5.1M | 503,684 | 0.1% | 2 |
| [HEIGHTS CAPITAL MANAGEMENT, INC](https://holderbook.com/funds/1081698-heights-capital-management-inc/) | $4.7M | 470,000 | 1.1% | 2 |
| [MANGROVE PARTNERS IM, LLC](https://holderbook.com/funds/1535392-mangrove-partners-im-llc/) | $4.5M | 450,000 | 0.3% | 2 |
| [Context Capital Management, LLC](https://holderbook.com/funds/1301396-context-capital-management-llc/) | $4.0M | 400,000 | 0.1% | 2 |
| [TIG Advisors, LLC](https://holderbook.com/funds/1358253-tig-advisors-llc/) | $4.0M | 400,000 | 0.2% | 1 |
| [Hudson Bay Capital Management LP](https://holderbook.com/funds/1393825-hudson-bay-capital-management-lp/) | $3.8M | 379,148 | 0.0% | 2 |
| [Kryger Capital LLC](https://holderbook.com/funds/2123957-kryger-capital-llc/) | $3.8M | 378,052 | 0.2% | 2 |
| [TWO SIGMA INVESTMENTS, LP](https://holderbook.com/funds/1179392-two-sigma-investments-lp/) | $3.6M | 362,500 | 0.0% | 2 |
| [WHITEBOX ADVISORS LLC](https://holderbook.com/funds/1257391-whitebox-advisors-llc/) | $3.5M | 350,000 | 0.0% | 2 |
| [COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS](https://holderbook.com/funds/1083190-commonwealth-of-pennsylvania-public-school-empls-retrmt-sys/) | $3.0M | 300,000 | 0.0% | 2 |
| [MILLENNIUM MANAGEMENT LLC](https://holderbook.com/funds/1273087-millennium-management-llc/) | $3.0M | 300,000 | 0.0% | 1 |
| [HGC Investment Management Inc.](https://holderbook.com/funds/1711200-hgc-investment-management-inc/) | $3.0M | 298,489 | 0.6% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 55 | $196.0M |
| Q1 2026 | 42 | $148.9M |