George Soros's MIAX Position Overview
George Soros (via Soros Fund Management LLC) currently holds 132,600 shares of Miami International Holdings, Inc. (MIAX) worth $5.16 M, representing 0.06% of the portfolio. First purchased in 2025-Q3, this short-term holding has been held for 3 quarters.
Based on 13F filings, George Soros has maintained this position in MIAX for several quarters, showing initial confidence in the investment. Largest addition occurred in Q4 2025, adding 50,300 shares. Largest reduction occurred in Q1 2026, reducing 21,960 shares.
Analysis based on 13F filings available since 2013 Q2
George Soros's Miami International Holdings (MIAX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Miami International Holdings (MIAX) Trades by George Soros
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -21,960 | Reduce 14.21% | 132,600 | $38.92 |
| Q4 2025 | +50,300 | Add 48.24% | 154,560 | $44.38 |
| Q3 2025 | +104,260 | New Buy | 104,260 | $40.26 |
George Soros's Miami International Holdings Investment FAQs
George Soros first purchased Miami International Holdings, Inc. (MIAX) in Q3 2025, acquiring 104,260 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
George Soros has held Miami International Holdings, Inc. (MIAX) for 3 quarters since Q3 2025.
George Soros's largest addition to Miami International Holdings, Inc. (MIAX) was in Q3 2025, adding 104,260 shares worth $4.2 M.
According to the latest 13F filing for Q1 2026, George Soros's firm, Soros Fund Management LLC, owns 132,600 shares of Miami International Holdings, Inc. (MIAX), valued at approximately $5.16 M.
As of the Q1 2026 filing, Miami International Holdings, Inc. (MIAX) represents approximately 0.06% of George Soros's publicly disclosed stock portfolio, making it one of their key holdings.
George Soros's peak holding in Miami International Holdings, Inc. (MIAX) was 154,560 shares, as reported at the end of Q4 2025.