ALTO is trading approximately 5% up at $5.62 as investors react to its upcoming addition to the Russell 2000 and Russell 3000 Indexes.

  • The inclusion is scheduled to take effect after the market close on June 26, 2026.
  • Index reconstitution typically drives incremental institutional demand and passive fund buying, which often supports the share price in the days following the move.
  • The stock's strong performance today also coincides with a broadly positive trend across the wider market.