SEC 13F Intelligence

Horizon Kinetics Asset Management LLC / MIAX

Horizon Kinetics Asset Management LLC’s Miami Intl Hldgs Inc Position

Does Horizon Kinetics Asset Management LLC own Miami Intl Hldgs Inc (MIAX)? Yes — 3.45M shares worth $134M (+1.46% of its 13F portfolio) as of Q1 2026, up from 1.82M shares the prior filed quarter.

Position Value
$134M
Q1 2026
Shares
3.45M
% of Portfolio
+1.46%
Quarters Held
3
currently held

Position History MIAX

Reported value by quarter
Q3 ’25: $56MQ3 ’25Q4 ’25: $81MQ4 ’25Q1 ’26: $134MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 20263.45M$134M+1.46%
Q4 20251.82M$81M+1.09%
Q3 20251.38M$56M+0.68%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Horizon Kinetics Asset Management LLC’s full portfolio or all institutional holders of MIAX.