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Driehaus Capital Management’s Miami International Holdings MIAX Stock Holding History

Driehaus Capital Management’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 		$21M Buy
566,052
+169,354
+43% +$7.57M 0.12% 225
2026
Q1 		$15.4M Sell
396,698
-135,693
-25% -$5.59M 0.11% 233
2025
Q4 		$23.6M Buy
532,391
+340,778
+178% +$15.2M 0.16% 179
2025
Q3 		$7.71M Buy
+191,613
New +$7.01M 0.06% 299

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

Driehaus Capital Management's MIAX Position: Q2 2026 in Review

Driehaus Capital Management increased its Miami International Holdings (MIAX) stake by 43% in Q2 2026, buying an estimated $7.57M and bringing the position to 566,052 shares worth $21M. The position accounts for 0.12% of the portfolio, ranked #225.

Driehaus Capital Management first reported a position in MIAX in Q3 2025 and has held it in 4 quarters since. The position peaked at $23.6M in Q4 2025. 206 funds tracked by Wall St. Rank hold MIAX as of Q2 2026.

  • Driehaus Capital Management held 566,052 shares of Miami International Holdings worth $21M as of Q2 2026.
  • Driehaus Capital Management bought 169,354 Miami International Holdings shares in Q2 2026, an estimated $7.57M.
  • Miami International Holdings made up 0.12% of Driehaus Capital Management's portfolio in Q2 2026, its #225 holding.
  • Driehaus Capital Management first reported a position in Miami International Holdings in Q3 2025 and has held it in 4 quarters since.
  • Driehaus Capital Management's Miami International Holdings position peaked at $23.6M in Q4 2025.
  • 206 funds tracked by Wall St. Rank held Miami International Holdings as of Q2 2026.

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