8-Day Sell-Off Sends Miami International Stock Down -23%
Miami International (MIAX) – a technology-driven operator of regulated multi-asset financial marketplaces – hit a 8-day losing streak, with cumulative losses over this period amounting to -23%. The company’s market cap has crashed by about $1.1 Bil over the last 8 days and currently stands at $3.6 Bil.
Sustained weakness can be more than noise. It often signals shifting sentiment or deeper concerns. A multi-day losing streak may warn of further downside, or present an opportunity to buy if fundamentals are intact.
But here is the interesting part. You are reading about this -23% move after it happened. The market has already priced in the news. To manage individual stock risk before the headlines, you need predictive signals, not notifications. High Quality Portfolio has a risk model designed to manage stock-specific drawdowns better.
Returns vs S&P 500
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The following table summarizes the return for MIAX stock vs. the S&P 500 index over different periods, including the current streak:
| Return Period | MIAX | S&P 500 |
|---|---|---|
| 1D | -1.2% | 0.3% |
| 8D (Current Streak) | -22.8% | -1.5% |
| 1M (21D) | -22.2% | 0.9% |
| 3M (63D) | -5.9% | 9.0% |
| YTD 2026 | -12.7% | 8.2% |
| 2025 | 16.4% | |
| 2024 | 23.3% | |
| 2023 | 24.2% |
Gains and Losses Streaks: S&P 500 Constituents
There are currently 41 S&P constituents with 3 days or more of consecutive gains and 34 constituents with 3 days or more of consecutive losses.
| Consecutive Days | # of Gainers | # of Losers |
|---|---|---|
| 3D | 25 | 14 |
| 4D | 10 | 8 |
| 5D | 5 | 10 |
| 6D | 1 | 2 |
| 7D or more | 0 | 0 |
| Total >=3 D | 41 | 34 |
Key Financials for Miami International (MIAX)
Last 2 Fiscal Years:
| Metric | FY2024 | FY2025 |
|---|---|---|
| Revenues | $1.1 Bil | $1.4 Bil |
| Operating Income | $-2.8 Mil | $94.9 Mil |
| Net Income | $102.1 Mil | $-70.0 Mil |
Last 2 Fiscal Quarters:
| Metric | 2025 FQ4 | 2026 FQ1 |
|---|---|---|
| Revenues | $369.4 Mil | $369.7 Mil |
| Operating Income | $42.7 Mil | $46.0 Mil |
| Net Income | $29.9 Mil | $170.2 Mil |
The losing streak MIAX stock is currently on doesn’t inspire much confidence among investors. In contrast, Trefis High Quality (HQ) Portfolio, with a collection of 30 stocks, has a track record of comfortably outperforming its benchmark that includes all 3 — the S&P 500, S&P mid-cap, and Russell 2000 indices. Why is that? As a group, HQ Portfolio stocks provided better returns with less risk versus the benchmark index; less of a roller-coaster ride, as evident in HQ Portfolio performance metrics.