How many insider trades does FilingIQ track for MIAX?

FilingIQ tracks 178 Form 4 insider transactions for MIAX (MIAMI INTERNATIONAL HOLDINGS, INC.), covering filings from Aug 13, 2025 onwards. 105 of those were filed in the last 90 days.

Are MIAX insiders net buyers or net sellers?

Across the full Form 4 history for MIAX, 20 transactions (11%) were open-market purchases and 27 (15%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does MIAX insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is MIAX in?

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) is classified in the Financial Services sector, specifically Capital Markets, with a current market capitalisation of $3.77B.

MIAX insider trading

Financial Services

MIAMI INTERNATIONAL HOLDINGS, INC. — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

178

Last 90 days

105

Buys / sells

11% / 15%

Market cap

$3.77B

About MIAMI INTERNATIONAL HOLDINGS, INC.

Miami International Holdings, Inc., through its subsidiaries, operates various markets across options, futures, and cash equities. Its markets include options through MIAX Options, MIAX Pearl, MIAX Emerald, and MIAX Sapphire; U.S. equities through MIAX Pearl Equities; U.S. futures and options on futures through MIAX Futures; and international listings through BSX and TISE. The company also trades hard red spring wheat futures and options on MIAX Futures; offers clearing services for U.S. futures and options through MIAX Futures Clearing; and owns Dorman Trading, a full-service futures commission merchant provides execution and clearing services for introducing brokers, retail customers, institutional clients, and professional traders. Miami International Holdings, Inc. was incorporated in 2007 and is headquartered in Princeton, New Jersey

Company website: www.miaxglobal.com

MIAX insider activity at a glance

FilingIQ has scored 178 insider transactions for MIAX since Aug 13, 2025. The most recent filing in our index is dated May 11, 2026.

Across the full history, 20 open-market purchases and 27 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on MIAX insider trades is 55.0/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live MIAX trades on FilingIQ Raw filings on SEC EDGAR

Latest MIAX Form 4 filings

Gallagher Thomas P. Chairman & CEO

P Aug 13, 2025

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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Frequently asked

How many insider trades does FilingIQ track for MIAX?: FilingIQ tracks 178 Form 4 insider transactions for MIAX (MIAMI INTERNATIONAL HOLDINGS, INC.), covering filings from Aug 13, 2025 onwards. 105 of those were filed in the last 90 days.
Are MIAX insiders net buyers or net sellers?: Across the full Form 4 history for MIAX, 20 transactions (11%) were open-market purchases and 27 (15%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does MIAX insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is MIAX in?: MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) is classified in the Financial Services sector, specifically Capital Markets, with a current market capitalisation of $3.77B.

Methodology & sources

Every MIAX insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.