NYSE: MIAX
MIAMI INTERNATIONAL HOLDINGS, INC.
$42.24
▼ -0.63 (-1.47%)as of 2026-09-01
1-year price · 252 sessions
Key stats
52-week range$42.24
$34.95$56.84
Today
- Open
- 41.25
- Day high
- 42.56
- Day low
- 41.06
- Prev close
- 42.87
- Volume
- 255K
Valuation
- Mkt cap
- $4.2B
- P/E (TTM)
- 22.6
- EPS (TTM)
- $1.87
- P/B
- 3.6
- P/S
- 2.9
Dividend
- Yield
- —
- Per share
- —
Insider & institutional activity · SEC Form 4 / 13F
- ▼Insiders net selling -$38.2M over the last 3 months (0 open-market buys, 33 sales)
- 🏛Institutions accumulating (13F)
MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) is a Financial Services company listed on NYSE. The stock is up 18% over the past year. Over the trailing 3 months, insiders filed 0 open-market buys and 33 sales (SEC Form 4).
MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) financials & analyst ratings
Fundamentals (TTM)
Margins
Gross margin33.2%
Operating margin7.7%
Net margin9.7%
FCF margin17.0%
Growth & returns
Revenue growth+16.8%
Revenue growth (fwd)-61.4%
EPS growth+6983.3%
Return on equity12.4%
Return on assets8.9%
Analyst consensus · 3 analysts
BuyBuy 2Hold 1Sell 0Avg target $54 (+28.6%)Range $48–$62
Source: exchange market data + company filings. Figures are trailing-twelve-month or as most recently reported. For informational purposes only — not investment advice.
MIAX earnings date, history & EPS estimates
Next earnings
Nov 4, 2026in NaN days
EPS est $0.39 · Revenue est $136M
Track record
Beat EPS in 4 of 4 quarters
Avg surprise +24.1% (last 4 quarters)
Earnings history
| Report date | EPS est | EPS actual | Surprise | Revenue | Rev. surprise |
|---|---|---|---|---|---|
| Aug 5, 2026 | $0.41 | $0.48 | +17.5% | $141M | +3.9% |
| May 6, 2026 | $0.36 | $0.42 | +16.7% | $129M | +4.7% |
| Feb 25, 2026 | $0.41 | $0.52 | +26.8% | $125M | -3.2% |
| Nov 5, 2025 | $0.31 | $0.42 | +35.5% | $340M | +181.6% |
MIAX insider trading activity (SEC Form 4)
Sentiment
0/100
Buys (3m)
0
Sells (3m)
33
Net (3m)
-$38.2M
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Jul
Aug
Context3-month price -7.4%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 20, 2026 | Comly Barbara J.officer: EVP, GC & Corporate Secretary | Tax | 43,420 | $42.41 |
| Aug 20, 2026 | Gallagher Thomas P.director, officer: Chairman & CEO | Sell | 149,700 | $41.13 |
| Aug 20, 2026 | Gallagher Thomas P.director, officer: Chairman & CEO | Tax | 150,300 | $42.41 |
| Aug 19, 2026 | Emmons Lanceofficer: EVP and CFO | Sell | 35,000 | $42.83 |
| Aug 19, 2026 | Schwarzkopf Cynthiadirector | Sell | 5,000 | $42.85 |
| Aug 19, 2026 | Schwarzkopf Cynthiadirector | Option | 5,000 | $12.00 |
| Aug 6, 2026 | Deitzel Edwardofficer: EVP, CRO, CCO MIAX Exchanges | Option | 11,000 | $12.00 |
| Aug 6, 2026 | Comly Barbara J.officer: EVP, GC & Corporate Secretary | Sell | 44,445 | $45.69 |
| Aug 6, 2026 | Jayabalan Harishofficer: EVP, CISO and CRO | Sell | 20,000 | $45.90 |
| Aug 6, 2026 | Jayabalan Harishofficer: EVP, CISO and CRO | Option | 5,832 | $15.22 |
| Aug 6, 2026 | Jayabalan Harishofficer: EVP, CISO and CRO | Option | 14,168 | $12.00 |
| Aug 6, 2026 | Teekell Judson Graydirector | Sell | 3,000 | $45.79 |
| Aug 6, 2026 | Eckert Kurt M.director | Sell | 1,063 | $45.80 |
| Aug 6, 2026 | Comly Barbara J.officer: EVP, GC & Corporate Secretary | Option | 44,445 | $12.00 |
| Aug 6, 2026 | Gallagher Thomas P.director, officer: Chairman & CEO | Sell | 48,334 | $45.69 |
Source: MIAX SEC Form 4 filings, latest Aug 20, 2026. For informational purposes only — not investment advice.
See the full MIAX insider & 13F page →Track MIAX with Drillr
SEC filings, earnings calls, insider activity, alt-data signals — all queryable through Drillr's AI terminal and MCP API.
Try Drillr for free