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MIAX

Miami International Holdings
MIAX

115 hedge funds and large institutions have $1.03B invested in Miami International Holdings in 2025 Q3 according to their latest regulatory filings, with 115 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

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New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $
Holders
115
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$11.5M
Puts
$7.25M
Net Calls
Net Calls Change

Top Buyers

1
+$120M
2
+$88.9M
3
+$50.6M
4
HKAM
Horizon Kinetics Asset Management
New York
+$50.6M
5
Alyeska Investment Group
Alyeska Investment Group
Illinois
+$46.3M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
51
$3.14M
52
$3.08M
53
$3M
54
$2.55M
55
$2.27M
56
$2.2M
57
$2.03M
58
$2.01M
59
$2.01M
60
$2.01M
61
$1.83M
62
$1.79M
63
$1.73M
64
$1.66M
65
$1.32M
66
$1.27M
67
$1.21M
68
$1.21M
69
$1.13M
70
$1.05M
71
$1.03M
72
$1.01M
73
$1.01M
74
$1.01M
75
$986K
1 2
3
4 5