IRHO · NASDAQ · Shell Companies

Iron Horse Acquisitions II (IRHO)

Pursues a business combination through a publicly traded blank-check vehicle.

$10.05
At close+0.01 (+0.10%)

Breakdown13F · 13D/G · Form 4

Institutions43 holders · as of Mar 31, 202664.95%15.21M shares
Otherremainder35.05%8.21M shares

23.42M company shares as of Aug 21, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

The share count has not been confirmed by a second filing; stakes use it as it stands.

Top shareholders13F · 13D/G · Form 4

HolderStakeSharesEvidence
Linden Advisors LPInstitution
6.41%1.50M13Fas of Mar 31, 2026
Magnetar Financial LLCInstitution
6.41%1.50M13Fas of Mar 31, 2026
AQR Arbitrage LLCInstitution
3.96%927,20113Fas of Mar 31, 2026
Picton Mahoney Asset ManagementInstitution
3.84%900,00013Fas of Mar 31, 2026
Polar Asset Management Partners Inc.Institution
3.42%800,00013Fas of Mar 31, 2026
CSS LLC/ILInstitution
3.15%737,55513Fas of Mar 31, 2026
Radcliffe Capital Management, L.P.Institution
2.59%607,18213Fas of Mar 31, 2026
First Trust Capital Management L.P.Institution
2.56%600,00013Fas of Mar 31, 2026
BNP Paribas Arbitrage, SNCInstitution
2.48%580,51113Fas of Mar 31, 2026
Tenor Capital Management Co., L.P.Institution
2.34%547,50813Fas of Mar 31, 2026
Heights Capital Management, IncInstitution
2.01%470,00013Fas of Mar 31, 2026
Mangrove PartnersInstitution
1.92%450,00013Fas of Mar 31, 2026
Meteora Capital, LLCInstitution
1.79%418,81313Fas of Mar 31, 2026
Context Capital Management, LLCInstitution
1.71%400,00013Fas of Mar 31, 2026
Ilex Capital Partners (UK) LLPInstitution
1.71%400,00013Fas of Mar 31, 2026
Hudson Bay Capital Management LPInstitution
1.62%379,14813Fas of Mar 31, 2026
Two Sigma Investments, LPInstitution
1.55%362,50013Fas of Mar 31, 2026
Whitebox Advisors LLCInstitution
1.49%350,00013Fas of Mar 31, 2026
Kryger Capital LLCInstitution
1.19%279,79213Fas of Mar 31, 2026
Glazer Capital, LLCInstitution
1.14%267,75413Fas of Mar 31, 2026
Shaolin Capital Management LLCInstitution
1.07%250,10113Fas of Mar 31, 2026
Alberta Investment Management CorpInstitution
1.07%250,00013Fas of Mar 31, 2026
Mint Tower Capital Management B.V.Institution
1.07%250,00013Fas of Mar 31, 2026
Sculptor Capital LPInstitution
1.07%249,93813Fas of Mar 31, 2026
Berkley W R CorpInstitution
1.06%247,85013Fas of Mar 31, 2026

13F — a manager's quarterly holdings

Institutions13F, as of Mar 31, 2026

43 holders · 15.21M shares · 43 new positions · 43 increased · 0 reduced · 0 closed

HolderShares% outstandingChg q/qFiled
Linden Advisors LP1.50M6.41%+1.50MnewMay 15, 2026
Magnetar Financial LLC1.50M6.41%+1.50MnewMay 13, 2026
AQR Arbitrage LLC927.2K3.96%+927.2KnewMay 15, 2026
Picton Mahoney Asset Management900.0K3.84%+900.0KnewMay 13, 2026
Polar Asset Management Partners Inc.800.0K3.42%+800.0KnewMay 15, 2026
CSS LLC/IL737.6K3.15%+737.6KnewMay 15, 2026
Radcliffe Capital Management, L.P.607.2K2.59%+607.2KnewMay 15, 2026
First Trust Capital Management L.P.600.0K2.56%+600.0KnewMay 14, 2026

Ownership statements13D/G · 5% or more, as filed

No 13D/G filer at 5% or more on record.

Insider tradesForm 4

Latest trades

Nothing filed in the last 12 months.

CongressHouse and Senate disclosures

Not reported.