Russell Investments Group
MIAX

Russell Investments Group’s Miami International Holdings MIAX Stock Holding History

Russell Investments Group’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
Q1 		$1.35M Sell
34,773
-41,578
-54% -$1.71M ﹤0.01% 2069
2025
Q4 		$3.39M Buy
+76,351
New +$3.41M ﹤0.01% 1561

Other funds holding MIAX

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
HKAM
Horizon Kinetics Asset Management New York $9.23B AUM 27.52% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Russell Investments Group's MIAX Position: Q1 2026 in Review

Russell Investments Group reduced its Miami International Holdings (MIAX) stake by 54% in Q1 2026, selling an estimated $1.71M and leaving 34,773 shares worth $1.35M. The position accounts for ﹤0.01% of the portfolio, ranked #2069.

Russell Investments Group first reported a position in MIAX in Q4 2025 and has held it in 2 quarters since. The position peaked at $3.39M in Q4 2025. 201 funds tracked by Wall St. Rank hold MIAX as of Q1 2026.

  • Russell Investments Group held 34,773 shares of Miami International Holdings worth $1.35M as of Q1 2026.
  • Russell Investments Group sold 41,578 Miami International Holdings shares in Q1 2026, an estimated $1.71M.
  • Miami International Holdings made up ﹤0.01% of Russell Investments Group's portfolio in Q1 2026, its #2069 holding.
  • Russell Investments Group first reported a position in Miami International Holdings in Q4 2025 and has held it in 2 quarters since.
  • Russell Investments Group's Miami International Holdings position peaked at $3.39M in Q4 2025.
  • 201 funds tracked by Wall St. Rank held Miami International Holdings as of Q1 2026.

Based on Russell Investments Group's 13F filing for Q1 2026, filed 8 May 2026.