Swiss National Bank
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Swiss National Bank’s Miami International Holdings MIAX Stock Holding History

Swiss National Bank’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 		$1.38M Buy
37,200
+3,400
+10% +$152K ﹤0.01% 2102
2026
Q1 		$1.32M Buy
33,800
+2,000
+6% +$82.4K ﹤0.01% 2048
2025
Q4 		$1.41M Buy
+31,800
New +$1.42M ﹤0.01% 2025

Other funds holding MIAX

Horizon Kinetics Asset Management
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

Swiss National Bank's MIAX Position: Q2 2026 in Review

Swiss National Bank increased its Miami International Holdings (MIAX) stake by 10% in Q2 2026, buying an estimated $152K and bringing the position to 37,200 shares worth $1.38M. The position accounts for ﹤0.01% of the portfolio, ranked #2102.

Swiss National Bank first reported a position in MIAX in Q4 2025 and has held it in 3 quarters since. The position peaked at $1.41M in Q4 2025. 206 funds tracked by Wall St. Rank hold MIAX as of Q2 2026.

  • Swiss National Bank held 37,200 shares of Miami International Holdings worth $1.38M as of Q2 2026.
  • Swiss National Bank bought 3,400 Miami International Holdings shares in Q2 2026, an estimated $152K.
  • Miami International Holdings made up ﹤0.01% of Swiss National Bank's portfolio in Q2 2026, its #2102 holding.
  • Swiss National Bank first reported a position in Miami International Holdings in Q4 2025 and has held it in 3 quarters since.
  • Swiss National Bank's Miami International Holdings position peaked at $1.41M in Q4 2025.
  • 206 funds tracked by Wall St. Rank held Miami International Holdings as of Q2 2026.

Based on Swiss National Bank's 13F filing for Q2 2026, filed 11 Aug 2026.