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Fred Alger Management’s Miami International Holdings MIAX Stock Holding History

Fred Alger 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 		$1.29M Buy
34,593
+4,989
+17% +$223K ﹤0.01% 348
2026
Q1 		$1.15M Buy
29,604
+14,521
+96% +$598K 0.01% 347
2025
Q4 		$669K Sell
15,083
-9,400
-38% -$419K ﹤0.01% 380
2025
Q3 		$986K Buy
+24,483
New +$896K ﹤0.01% 364

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

Fred Alger Management's MIAX Position: Q2 2026 in Review

Fred Alger Management increased its Miami International Holdings (MIAX) stake by 17% in Q2 2026, buying an estimated $223K and bringing the position to 34,593 shares worth $1.29M. The position accounts for ﹤0.01% of the portfolio, ranked #348.

Fred Alger Management first reported a position in MIAX in Q3 2025 and has held it in 4 quarters since. 206 funds tracked by Wall St. Rank hold MIAX as of Q2 2026.

  • Fred Alger Management held 34,593 shares of Miami International Holdings worth $1.29M as of Q2 2026.
  • Fred Alger Management bought 4,989 Miami International Holdings shares in Q2 2026, an estimated $223K.
  • Miami International Holdings made up ﹤0.01% of Fred Alger Management's portfolio in Q2 2026, its #348 holding.
  • Fred Alger Management first reported a position in Miami International Holdings in Q3 2025 and has held it in 4 quarters since.
  • 206 funds tracked by Wall St. Rank held Miami International Holdings as of Q2 2026.

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