American Century Companies’s Miami International Holdings MIAX Stock Holding History
Bought
Maintained
Sold
Other funds holding MIAX
HKAM
JD6
American Century Companies's MIAX Position: Q2 2026 in Review
American Century Companies increased its Miami International Holdings (MIAX) stake by 30% in Q2 2026, buying an estimated $16.4M and bringing the position to 1,587,196 shares worth $59M. The position accounts for 0.03% of the portfolio, ranked #776.
American Century Companies first reported a position in MIAX in Q3 2025 and has held it in 4 quarters since. The position peaked at $64.3M in Q4 2025. 206 funds tracked by Wall St. Rank hold MIAX as of Q2 2026.
- American Century Companies held 1,587,196 shares of Miami International Holdings worth $59M as of Q2 2026.
- American Century Companies bought 365,711 Miami International Holdings shares in Q2 2026, an estimated $16.4M.
- Miami International Holdings made up 0.03% of American Century Companies's portfolio in Q2 2026, its #776 holding.
- American Century Companies first reported a position in Miami International Holdings in Q3 2025 and has held it in 4 quarters since.
- American Century Companies's Miami International Holdings position peaked at $64.3M in Q4 2025.
- 206 funds tracked by Wall St. Rank held Miami International Holdings as of Q2 2026.
Based on American Century Companies's 13F filing for Q2 2026, filed 12 Aug 2026.