HighTower Advisors
MIAX

HighTower Advisors’s Miami International Holdings MIAX Stock Holding History

HighTower Advisors’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 		$1.12M Buy
28,751
+22,579
+366% +$930K ﹤0.01% 2107
2025
Q4 		$274K Buy
6,172
+997
+19% +$44.5K ﹤0.01% 3117
2025
Q3 		$208K Buy
+5,175
New +$189K ﹤0.01% 3343

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

HighTower Advisors's MIAX Position: Q1 2026 in Review

HighTower Advisors increased its Miami International Holdings (MIAX) stake by 366% in Q1 2026, buying an estimated $930K and bringing the position to 28,751 shares worth $1.12M. The position accounts for ﹤0.01% of the portfolio, ranked #2107.

HighTower Advisors first reported a position in MIAX in Q3 2025 and has held it in 3 quarters since. 201 funds tracked by Wall St. Rank hold MIAX as of Q1 2026.

  • HighTower Advisors held 28,751 shares of Miami International Holdings worth $1.12M as of Q1 2026.
  • HighTower Advisors bought 22,579 Miami International Holdings shares in Q1 2026, an estimated $930K.
  • Miami International Holdings made up ﹤0.01% of HighTower Advisors's portfolio in Q1 2026, its #2107 holding.
  • HighTower Advisors first reported a position in Miami International Holdings in Q3 2025 and has held it in 3 quarters since.
  • 201 funds tracked by Wall St. Rank held Miami International Holdings as of Q1 2026.

Based on HighTower Advisors's 13F filing for Q1 2026, filed 5 May 2026.