HP
MIAX

Harvey Partners’s Miami International Holdings MIAX Stock Holding History

Harvey Partners’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 		– Sell
-50,000
Closed -$2.22M – 50
2025
Q4 		$2.22M Hold
50,000
– – 0.2% 43
2025
Q3 		$2.01M Buy
+50,000
New +$1.83M 0.18% 44

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

Harvey Partners's MIAX Position: Q1 2026 in Review

Harvey Partners sold out of Miami International Holdings (MIAX) in Q1 2026, closing a stake of 50,000 shares — an estimated $2.22M sold.

Harvey Partners first reported a position in MIAX in Q3 2025 and held it in 2 quarters. The position peaked at $2.22M in Q4 2025. 201 funds tracked by Wall St. Rank hold MIAX as of Q1 2026.

  • Harvey Partners reported no remaining Miami International Holdings position as of Q1 2026 after selling out during the quarter.
  • Harvey Partners sold 50,000 Miami International Holdings shares in Q1 2026, an estimated $2.22M.
  • Harvey Partners first reported a position in Miami International Holdings in Q3 2025 and held it in 2 quarters.
  • Harvey Partners's Miami International Holdings position peaked at $2.22M in Q4 2025.
  • 201 funds tracked by Wall St. Rank held Miami International Holdings as of Q1 2026.

Based on Harvey Partners's 13F filing for Q1 2026, filed 15 May 2026.