Who Owns IRON HORSE ACQUISIT II CORP (IRHOR)? -- Institutional Holders (2026-06-30)
57 institutions reported holding $3.0M of IRON HORSE ACQUISIT II CORP (IRHOR) in SEC 13F filings for 2026-06-30. Largest institutional holders: Magnetar Financial LLC ($241,350), MMCAP International Inc. SPC ($241,200), Linden Advisors LP ($240,600), AQR Arbitrage LLC ($159,711), PICTON MAHONEY ASSET MANAGEMENT ($144,810). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | Magnetar Financial LLC | $241,350 | 1.5M | Hold |
| 2 | MMCAP International Inc. SPC | $241,200 | 1.5M | New |
| 3 | Linden Advisors LP | $240,600 | 1.5M | Hold |
| 4 | AQR Arbitrage LLC | $159,711 | 992,610 | Added |
| 5 | PICTON MAHONEY ASSET MANAGEMENT | $144,810 | 900,000 | Hold |
| 6 | Polar Asset Management Partners Inc. | $128,640 | 800,000 | Hold |
| 7 | CSS LLC/IL | $118,686 | 73,810 | Hold |
| 8 | Wealthspring Capital LLC | $118,619 | 737,680 | New |
| 9 | METEORA CAPITAL, LLC | $111,996 | 696,490 | Added |
| 10 | Radcliffe Capital Management, L.P. | $96,995 | 604,519 | Hold |
| 11 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $96,888 | 602,165 | New |
| 12 | TENOR CAPITAL MANAGEMENT Co., L.P. | $88,039 | 547,508 | Hold |
| 13 | BNP PARIBAS FINANCIAL MARKETS | $84,223 | 526,392 | Hold |
| 14 | HGC Investment Management Inc. | $84,177 | 523,489 | New |
| 15 | GLAZER CAPITAL, LLC | $80,000 | 500,000 | Added |
| 16 | Context Capital Management, LLC | $64,320 | 400,000 | Hold |
| 17 | TIG Advisors, LLC | $64,320 | 400,000 | New |
| 18 | Harraden Circle Investments, LLC | $62,616 | 389,400 | New |
| 19 | Hudson Bay Capital Management LP | $61,005 | 379,148 | Hold |
| 20 | WHITEBOX ADVISORS LLC | $56,280 | 350,000 | Hold |
| 21 | Kryger Capital LLC | $55,316 | 344,005 | Added |
| 22 | HEIGHTS CAPITAL MANAGEMENT, INC | $51,060 | 317,338 | Trimmed |
| 23 | MANGROVE PARTNERS IM, LLC | $48,399 | 300,987 | Trimmed |
| 24 | MILLENNIUM MANAGEMENT LLC | $48,240 | 300,000 | New |
| 25 | Shaolin Capital Management LLC | $40,918 | 254,466 | Added |
Source: SEC Form 13F filings · as of 2026-06-30