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ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in MIAX — Miami International Holdings, Inc.

CIK 1165408 Boston, MA

Position in MIAX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$42,508,067
-$6,025,134 QoQ
Shares Held
1,143,920
-8.3% QoQ
Ownership
1.15%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#15
of 204 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MIAX Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Jun 30, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $902,692,108 across 14 Capital Markets names. MIAX ranks #8 (4.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 MIAX
Miami International Holdings, Inc.
This page
1,143,920 $42,508,067

All Filings in MIAX

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $42,508,067 1,143,920
2026-03-31 $48,533,201 1,246,999
2025-12-31 $39,113,381 881,329
2025-09-30 $25,430,309 631,652