MIAX (Miami International Holdings Inc.) historical data

STOCKListed1-minute bars

SymbolMIAX
NameMiami International Holdings Inc.
ExchangeNYSE
SectorFinancial Services
IndustryFinancial - Capital Markets
IPO date2025-08-14
History2025-08-14 to 2026-10-09 (about 1 years)
Bar sizesDaily, hourly, 5-minute and 1-minute
AdjustmentsUnadjusted, split-adjusted or split-and-dividend-adjusted, chosen on read
SurvivorshipIncluded in the survivorship-free universe
Free tierLast 12 months of daily bars

Price history at a glance

MIAX last closed at $30.71 on 2026-10-09, -28.5% over the past year. Its deepest fall from a prior high in this history was -46.9%, reached on 2026-10-07.

Last close$30.71 (2026-10-09)
1-year change-28.5%
Annualized since 2025-08-14-0.1%
52-week range$30.18 – $56.84
Deepest drawdown-46.9% (2026-10-07)
Avg. daily dollar volume (3 months)$60.0m
Daily bars in history290

Split- and dividend-adjusted closes. Computed by FinzData from its own daily bars.

Institutional ownership (13F, 2026Q2)

Managers holding205
Shares held72,052,978 ($2.7bn reported value)
Quarter flows48 new, 92 added, 46 trimmed, 45 exited; +21,814,157 shares vs the prior quarter

From SEC Form 13F filings. Every holder, line by line, and the full history since 2013: yf.Client().holders("MIAX") on the look-back bundles. Top holders of MIAX · All 13F managers

Short interest (2026-09-30)

Shares short8,880,720 (+29.8% vs prior report)
Days to cover4.64

MIAX short interest history · Financial Services sector

Get it in Python

import finzdata as yf
df = yf.Ticker("MIAX").history(start="2025-08-14", interval="1d")
df.tail()

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