Murray Stahl's MIAX Position Overview
Murray Stahl (via Horizon Kinetics Asset Management LLC) currently holds 3.45 M shares of Miami International Holdings, Inc. (MIAX) worth $134.33 M, representing 1.46% of the portfolio. First purchased in 2025-Q3, this short-term holding has been held for 3 quarters.
Based on 13F filings, Murray Stahl has maintained this position in MIAX for several quarters, showing initial confidence in the investment. Largest addition occurred in Q1 2026, adding 1.63 M shares.
Analysis based on 13F filings available since 2013 Q2
Murray Stahl's Miami International Holdings (MIAX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Miami International Holdings (MIAX) Trades by Murray Stahl
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +1.63 M | Add 89.67% | 3.45 M | $38.92 |
| Q4 2025 | +437,395 | Add 31.64% | 1.82 M | $44.38 |
| Q3 2025 | +1.38 M | New Buy | 1.38 M | $40.26 |
Murray Stahl's Miami International Holdings Investment FAQs
Murray Stahl first purchased Miami International Holdings, Inc. (MIAX) in Q3 2025, acquiring 1,382,403 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Murray Stahl has held Miami International Holdings, Inc. (MIAX) for 3 quarters since Q3 2025.
Murray Stahl's largest addition to Miami International Holdings, Inc. (MIAX) was in Q1 2026, adding 3,451,549 shares worth $134.33 M.
According to the latest 13F filing for Q1 2026, Murray Stahl's firm, Horizon Kinetics Asset Management LLC, owns 3,451,549 shares of Miami International Holdings, Inc. (MIAX), valued at approximately $134.33 M.
As of the Q1 2026 filing, Miami International Holdings, Inc. (MIAX) represents approximately 1.46% of Murray Stahl's publicly disclosed stock portfolio, making it one of their key holdings.
Murray Stahl's peak holding in Miami International Holdings, Inc. (MIAX) was 3,451,549 shares, as reported at the end of Q1 2026.