Stocks making the biggest moves midday: Duolingo, Tesla, Boeing, Gildan Activewear and more found 2025 › Apr › 23 (Wed) @ 16:10 UTC a story from CNBC › Top News Duolingo ■■ Tesla ■■■ Boeing ■■ Gildan Activewear ■ preview These are the stocks posting the largest moves in midday trading.