TCAI is trading at $59.00, up 22.61% from the provided previous close of $48.12; no catalyst has been confirmed. - TCAI is the Tortoise AI Infrastructure ETF. Available search found no company-specific announcement or reliable report explaining the move. - Microsoft’s Copilot redesign is recent AI-related news, but no source directly connects it to TCAI’s jump. The broader market context is negative and does not clearly explain the rise.