Top Stock Gainers Today (Dec. 12, 2025, 12:30 p.m. ET): cbdMD, Canopy Growth, Tilray Lead a Cannabis-Fueled Rally
Here are the biggest US stock market gainers at midday on Dec. 12, 2025—plus what’s driving the moves, from cannabis policy headlines to earnings reports and SEC filings. StockAnalysis+2Reuters+2