Key facts
- Miami International Holdings (NYS: MIAX)’s last known valuation is $1.8B (Aug 2025).
- It has raised $582.1M; the latest was Secondary Transaction - Open Market ($318.3M) in Dec 2025.
- Notable investors include Warburg Pincus.
- Status: Publicly Held.
Investors
1- ·The complete investor list — 1 names
- ·Watchlist + deal alerts for Miami International Holdings (NYS: MIAX)
- ·The full record, as it builds
Funding rounds
No funding rounds for Miami International Holdings (NYS: MIAX) are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Miami International Holdings (NYS: MIAX)
Miami International Holdings Inc is engaged in operating regulated financial marketplaces across multiple asset classes using proprietary technology platforms. The company operates exchange markets for options, equities, futures, and international listings through its MIAX Exchanges, MIAX Futures Exchange, and the Bermuda Stock Exchange. The company operates through four reportable segments: Options, which provides trading and market data services for listed equity and ETP options; Equities, which provides trading services for U.S. equities and ETPs; Futures, which provides futures trading and clearing services through MIAX Futures; and International, which provides listing services for capital market instruments through the Bermuda Stock Exchange and The International Stock Exchange.
- Sector
- Financial Services
- HQ
- Princeton, NJ, United States
- Founded
- 2007
- Employees
- 439
- Website
- miaxglobal.com/
- Ownership
- Publicly Held
Miami International Holdings (NYS: MIAX) doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Miami International Holdings (NYS: MIAX) shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Miami International Holdings (NYS: MIAX) in its N-PORT filings yet. We sweep new filings monthly.