NYSE · MIAX

MIAMI INTERNATIONAL HOLDINGS, INC.

Financial Services · Financial - Capital Markets

$43.48

Up+$0.42 (+0.97%)

Updated Aug 14, 2026, 12:12 AM

SID Score

4.9/10

Composite research score

Smart Money

58/100

Neutral

Market cap: 3.39B
P/E ratio: 1,845.52
Dividend yield: 0.00%
52-week range: $35.43 – $57.14
Volume: 1.64M
Avg. volume: 563.45K

Price performance

MIAX price history

1M range · 20 trading sessions · Daily adjusted prices

Last close: $43.48
Period change: +1.38%
Period low: $41.67
Period high: $47.04

Daily close

View OHLC price history

MIAX OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Aug 12, 2026	$42.17	$44.22	$41.84	$43.48	1.64M
Aug 11, 2026	$43.53	$44.00	$41.83	$42.32	1.53M
Aug 10, 2026	$43.51	$45.795	$43.40	$43.59	1.74M
Aug 7, 2026	$44.84	$45.93	$43.97	$44.23	1.05M
Aug 6, 2026	$46.19	$47.50	$43.335	$45.46	1.95M
Aug 5, 2026	$45.90	$46.67	$45.74	$45.96	1.76M
Aug 4, 2026	$46.50	$46.91	$45.045	$45.34	1.5M
Aug 3, 2026	$47.13	$47.48	$46.50	$46.83	1.07M
Jul 31, 2026	$46.00	$47.32	$45.16	$47.04	1.35M
Jul 30, 2026	$46.22	$46.495	$45.66	$46.00	730.36K
Jul 29, 2026	$46.79	$46.885	$45.54	$46.40	1.42M
Jul 28, 2026	$43.30	$46.22	$43.195	$46.20	1.89M
Jul 27, 2026	$43.20	$43.5793	$42.19	$43.42	1.24M
Jul 24, 2026	$41.93	$43.00	$41.385	$42.78	885.93K
Jul 23, 2026	$41.18	$41.93	$40.66	$41.67	1.24M
Jul 22, 2026	$41.96	$43.05	$41.34	$41.81	833.8K
Jul 21, 2026	$42.00	$42.69	$41.16	$41.93	890.84K
Jul 20, 2026	$42.52	$43.45	$41.93	$42.04	953.04K
Jul 17, 2026	$41.85	$43.43	$41.675	$42.33	1.21M
Jul 16, 2026	$42.96	$43.615	$42.40	$42.89	1.24M

Latest MIAX news

The latest Smart Investors Daily articles mentioning MIAX.

sec filingAug 10, 2026

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) Files Quarterly Report for Q0

analystAug 7, 2026

Keefe, Bruyette & Woods Reiterates Market Perform Rating on MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX)

sec filingMar 6, 2026

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) Files Annual Report with SEC

Latest MIAX news

The latest Smart Investors Daily articles mentioning MIAX.

Stock researchResearch & News · SEC Filings

Company

Overview Forecast Earnings Dividend Financials

Market Activity

Options Insider Trades Short Interest Institutional Ownership Sentiment

Research & News

Analysis Competitors News SEC Filings SID Coverage

MIAX research

SEC Filings

Recent regulatory filings and source documents.

SEC filing history

Open a filing to view the original source document.

MIAX SEC filings
Filed	Form	Description	Accepted	Document
Aug 7, 2026	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
Aug 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 6, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 5, 2026	8-K	Form 8-K - Current report - Item 2.02 Item 9.01	—	Open source
Jul 21, 2026	8-K	Form 8-K - Current report - Item 8.01	—	Open source
Jul 16, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 14, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 14, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 9, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jul 7, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 22, 2026	8-K	Form 8-K - Current report - Item 3.02	—	Open source
Jun 18, 2026	8-K	Form 8-K - Current report - Item 5.07	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 18, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	8-K	Form 8-K - Current report - Item 5.02	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jun 17, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
May 8, 2026	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source

Filed

Form

Description

Accepted

Document

Aug 7, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

Aug 6, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 6, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 6, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 6, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 6, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 6, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 6, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 5, 2026

8-K

Form 8-K - Current report - Item 2.02 Item 9.01

—

Open source

Jul 21, 2026

8-K

Form 8-K - Current report - Item 8.01

—

Open source

Jul 16, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 14, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 14, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 9, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jul 7, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 22, 2026

8-K

Form 8-K - Current report - Item 3.02

—

Open source

Jun 18, 2026

8-K

Form 8-K - Current report - Item 5.07

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 18, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

8-K

Form 8-K - Current report - Item 5.02

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jun 17, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

May 8, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) Files Quarterly Report for Q0

Keefe, Bruyette & Woods Reiterates Market Perform Rating on MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX)

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) Files Annual Report with SEC

Featured By

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) Files Quarterly Report for Q0

Keefe, Bruyette & Woods Reiterates Market Perform Rating on MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX)

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) Files Annual Report with SEC