M
Miami International Holdings
Fintech · Princeton, United States · Founded 2007 · IPO 2025
Also offers a trading platform MoreLess
Miami International Securities Exchange, LLC (MIAX) operates a fully electronic options exchange, specializing in the trading of standardized options on equities and ETFs. MIAX serves a diverse range of clients including institutional investors, market makers, and proprietary trading firms. Operating within the highly competitive financial markets, MIAX differentiates itself through its unparalleled system throughput, capable of handling over 38 million quotes per second, and ultra-low latency, with an average round-trip quote latency of 15.89 microseconds. The business model revolves around providing a robust and efficient trading platform, generating revenue through transaction fees, membership fees, and market data sales. MIAX's market protections offer members industry-leading processes to minimize risk exposure, enhancing the trading experience. The company continues to innovate and expand its offerings, maintaining a strong focus on leveraging its management's expertise in the equity options space.
Keywords: electronic options exchange, ultra-low latency, high throughput, risk management, equities, ETFs, institutional investors, market makers, proprietary trading, transaction fees.
Company overview
Miami International Holdings company information
The essential company record, classifications and operating signals in one place.
- Status
- Operational
- Founded
- 2007
- Headquarters
- Princeton, United States
- Employees
- 87
- Open positions
- None listed
- Dealroom signal
- 76.8
- Investment activity
- 15 companies · latest Dec 2025
- Capital deployed
- $167M
- Preferred round
- SEED
Valuation & funding
Miami International Holdings funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| POST IPO EQUITY✓Other financing | Mar 2026 | $1.8M | — | Tudor Investments | ↗ |
| POST IPO EQUITY✓Other financing | Dec 2025 | $2.8M | — | Undisclosed | ↗ |
| SECONDARY✓Other financing | Dec 2025 | $0 | — | Undisclosed | ↗ |
| IPO✓Exit | Aug 2025 | $397M | $1.5M | Undisclosed | ↗ |
| GROWTH EQUITY NON VC✓Other financing | Jun 2025 | $40M | — | Warburg Pincus | ↗ |
| GROWTH EQUITY NON VC✓Other financing | Aug 2024 | Warburg Pincus | ↗ | ||
| LATE VCEquity / VC | Dec 2020 | Undisclosed | — | ||
| SERIES BEquity / VC | Aug 2018 | Capitoria | — | ||
| EARLY VCEquity / VC | Feb 2018 | Undisclosed | — |
Financials
Revenue, earnings and profit over time
Reported history and available estimates. Estimated years are marked “E”; sparse fields are left blank rather than inferred.
Growth signals
Miami International Holdings website traffic
Latest recorded traffic for Miami International Holdings is 23K monthly website visits, down 14.8% over the last three months. Miami International Holdings's team grew 6.1% over the past year.
Comparisons
Miami International Holdings compared with similar companies
Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.
Capital deployed
Miami International Holdings investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
ArchitectNew York City, United StatesSwift, adaptable, and reliable financial framework tailored for trading firms, hedge funds, and seasoned investors
$140Mvaluation
TisegroupSaint Peter Port, GuernseyHome - The International Stock Exchange
$93Mvaluation
EDX MarketsHoboken, United StatesThe future of digital asset trading
$304Mvaluation
LedgerXNew York City, United StatesLedgerX, LLC develops an institutional derivatives exchange platform for digital currencies
$50Mvaluation
LukkaNew York City, United StatesBuilt software for managing crypto assets that is built on infrastructure made for the complexities of an ecosystem consisting of thousands of blockchains
$1.3Bvaluation
Options AINew York City, United StatesOne powerfully simple brokerage platform
$16Mvaluation
Vesica TechnologiesLos Angeles, United StatesShift offers financial news and analysis to help users make better trades
$8.6Mvaluation
Minneapolis Grain ExchangeMinneapolis, United States
→
Bermuda Stock ExchangeHamilton, United Kingdom
→
Vesica TechnologiesIrvine, United StatesSHIFT by Vesica Techologies
→
Diamond StandardNew York City, United StatesThe world’s only regulator approved diamond commodity
$120Mvaluation
MidChainsAbu Dhabi, United Arab EmiratesMidChains is an upcoming institutional crypto asset trading platform
→
Talent graph
Miami International Holdings's talent
Source: Dealroom Talent Intelligence.
Global footprint
Where Miami International Holdings has talent and traffic
team presence
In the news
Latest news about Miami International Holdings
Recent press, funding announcements, and product moves mentioning Miami International Holdings — open to read from the original sources.
Market sentiment
What the market is saying about Miami International Holdings
An AI-synthesized read of the highest-engagement posts about Miami International Holdings on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
See Miami International Holdings’s full profile on Dealroom
Request a free trial to see the complete deal history, financials, people graph and growth signals.
Takes under a minute. Already use Dealroom? Log in.











