IRON HORSE ACQUISITION II CO (IRHOU) Institutional Ownership Changes & 13F Activity
IRON HORSE ACQUISITION II CO (IRHOU). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Linden Advisors Lp, Lmr Partners Llp, Magnetar Financial Llc, Aqr Arbitrage Llc, and Polar Asset Management Partners Inc..
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Virtu Financial Llc | Buy | +42,245 | — | 42,245 | $420.00K | Q4 2025 | Feb 23, 2026 |
| Linden Advisors Lp | Buy | +1,500,000 | — | 1,500,000 | $14.91M | Q4 2025 | Feb 17, 2026 |
| Lmr Partners Llp | Buy | +1,500,000 | — | 1,500,000 | $14.92M | Q4 2025 | Feb 17, 2026 |
| Magnetar Financial Llc | Buy | +1,500,000 | — | 1,500,000 | $14.91M | Q4 2025 | Feb 17, 2026 |
| Aqr Arbitrage Llc | Buy | +973,608 | — | 973,608 | $9.68M | Q4 2025 | Feb 17, 2026 |
| Polar Asset Management Partners Inc. | Buy | +800,000 | — | 800,000 | $7.96M | Q4 2025 | Feb 17, 2026 |
| Css Llc/Il | Buy | +738,100 | — | 738,100 | $7.34M | Q4 2025 | Feb 17, 2026 |
| Radcliffe Capital Management, L.P. | Buy | +603,644 | — | 603,644 | $6.00M | Q4 2025 | Feb 17, 2026 |
| Tenor Capital Management Co., L.P. | Buy | +547,508 | — | 547,508 | $5.44M | Q4 2025 | Feb 17, 2026 |
| Hgc Investment Management Inc. | Buy | +523,489 | — | 523,489 | $5.21M | Q4 2025 | Feb 17, 2026 |
| Meteora Capital, Llc | Buy | +484,600 | — | 484,600 | $4.82M | Q4 2025 | Feb 17, 2026 |
| Heights Capital Management, Inc | Buy | +470,000 | — | 470,000 | $4.67M | Q4 2025 | Feb 17, 2026 |
| Ilex Capital Partners (Uk) Llp | Buy | +400,000 | — | 400,000 | $3.98M | Q4 2025 | Feb 17, 2026 |
| Saba Capital Management, L.P. | Buy | +400,000 | — | 400,000 | $3.98M | Q4 2025 | Feb 17, 2026 |
| Tig Advisors, Llc | Buy | +400,000 | — | 400,000 | $3.98M | Q4 2025 | Feb 17, 2026 |
| Two Sigma Investments, Lp | Buy | +362,500 | — | 362,500 | $3.61M | Q4 2025 | Feb 17, 2026 |
| Millennium Management Llc | Buy | +300,000 | — | 300,000 | $2.98M | Q4 2025 | Feb 17, 2026 |
| Alberta Investment Management Corp | Buy | +250,000 | — | 250,000 | $2.48M | Q4 2025 | Feb 17, 2026 |
| Shaolin Capital Management Llc | Buy | +250,000 | — | 250,000 | $2.49M | Q4 2025 | Feb 17, 2026 |
| Bluecrest Capital Management Ltd | Buy | +175,000 | — | 175,000 | $1.74M | Q4 2025 | Feb 17, 2026 |
| Mangrove Partners Im, Llc | Buy | +111,156 | — | 111,156 | $1.11M | Q4 2025 | Feb 17, 2026 |
| Moore Capital Management, Lp | Buy | +100,000 | — | 100,000 | $994.50K | Q4 2025 | Feb 17, 2026 |
| Brevan Howard Capital Management Lp | Buy | +81,323 | — | 81,323 | $809.16K | Q4 2025 | Feb 17, 2026 |
| Prelude Capital Management, Llc | Buy | +50,000 | — | 50,000 | $497.25K | Q4 2025 | Feb 17, 2026 |
| Rivernorth Capital Management, Llc | Buy | +50,000 | — | 50,000 | $497.25K | Q4 2025 | Feb 17, 2026 |
| Royal Bank Of Canada | Buy | +50,000 | — | 50,000 | $497.00K | Q4 2025 | Feb 17, 2026 |
| Stoic Point Capital Management Llc | Buy | +50,000 | — | 50,000 | $497.25K | Q4 2025 | Feb 17, 2026 |
| Exoduspoint Capital Management, Lp | Buy | +36,628 | — | 36,628 | $364.26K | Q4 2025 | Feb 17, 2026 |
| Lineage Point Capital Lp | Buy | +16,600 | — | 16,600 | $165.09K | Q4 2025 | Feb 17, 2026 |
| Susquehanna International Group, Llp | Buy | +10,791 | — | 10,791 | $107.26K | Q4 2025 | Feb 17, 2026 |
Frequently asked questions about IRHOU activity
Which institutional owners are buying IRHOU?
Institutional owners buying IRHOU include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in IRHOU activity?
"Buy" means an investor increased their reported position in IRHOU compared to the prior reporting period. This reflects growing exposure to IRON HORSE ACQUISITION II CO (IRHOU) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in IRHOU increasing?
Institutional interest in IRHOU can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.