PCH
MIAX

Polar Capital Holdings’s Miami International Holdings MIAX Stock Holding History

Polar Capital Holdings’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 		$3.07M Sell
82,603
-36,071
-30% -$1.61M 0.01% 225
2026
Q1 		$4.62M Sell
118,674
-5,318
-4% -$219K 0.02% 221
2025
Q4 		$5.5M Buy
+123,992
New +$5.53M 0.02% 224

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

Polar Capital Holdings's MIAX Position: Q2 2026 in Review

Polar Capital Holdings reduced its Miami International Holdings (MIAX) stake by 30% in Q2 2026, selling an estimated $1.61M and leaving 82,603 shares worth $3.07M. The position accounts for 0.01% of the portfolio, ranked #225.

Polar Capital Holdings first reported a position in MIAX in Q4 2025 and has held it in 3 quarters since. The position peaked at $5.5M in Q4 2025. 206 funds tracked by Wall St. Rank hold MIAX as of Q2 2026.

  • Polar Capital Holdings held 82,603 shares of Miami International Holdings worth $3.07M as of Q2 2026.
  • Polar Capital Holdings sold 36,071 Miami International Holdings shares in Q2 2026, an estimated $1.61M.
  • Miami International Holdings made up 0.01% of Polar Capital Holdings's portfolio in Q2 2026, its #225 holding.
  • Polar Capital Holdings first reported a position in Miami International Holdings in Q4 2025 and has held it in 3 quarters since.
  • Polar Capital Holdings's Miami International Holdings position peaked at $5.5M in Q4 2025.
  • 206 funds tracked by Wall St. Rank held Miami International Holdings as of Q2 2026.

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