Adage Capital Partners
MIAX

Adage Capital Partners’s Miami International Holdings MIAX Stock Holding History

Adage Capital Partners’s Portfolio MIAX Stock Details MIAX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$42.5M Sell
1,143,920
-103,079
-8% -$4.61M 0.06% 317
2026
Q1 		$48.5M Buy
1,246,999
+365,670
+41% +$15.1M 0.07% 256
2025
Q4 		$39.1M Buy
881,329
+249,677
+40% +$11.1M 0.06% 310
2025
Q3 		$25.4M Buy
+631,652
New +$23.1M 0.04% 399

Other funds holding MIAX

HKAM
Horizon Kinetics Asset Management New York $8.82B AUM 23.05% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
JD6
J Digital 6 Chicago, Illinois $169M AUM 111.5% 1-Year Est. Return
William Blair & Company
William Blair & Company Chicago, Illinois $38.4B AUM 25.71% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

Adage Capital Partners's MIAX Position: Q2 2026 in Review

Adage Capital Partners reduced its Miami International Holdings (MIAX) stake by 8.3% in Q2 2026, selling an estimated $4.61M and leaving 1,143,920 shares worth $42.5M. The position accounts for 0.06% of the portfolio, ranked #317.

Adage Capital Partners first reported a position in MIAX in Q3 2025 and has held it in 4 quarters since. The position peaked at $48.5M in Q1 2026. 207 funds tracked by Wall St. Rank hold MIAX as of Q2 2026.

  • Adage Capital Partners held 1,143,920 shares of Miami International Holdings worth $42.5M as of Q2 2026.
  • Adage Capital Partners sold 103,079 Miami International Holdings shares in Q2 2026, an estimated $4.61M.
  • Miami International Holdings made up 0.06% of Adage Capital Partners's portfolio in Q2 2026, its #317 holding.
  • Adage Capital Partners first reported a position in Miami International Holdings in Q3 2025 and has held it in 4 quarters since.
  • Adage Capital Partners's Miami International Holdings position peaked at $48.5M in Q1 2026.
  • 207 funds tracked by Wall St. Rank held Miami International Holdings as of Q2 2026.

Based on Adage Capital Partners's 13F filing for Q2 2026, filed 14 Aug 2026.