The stocks in this article have caught Wall Street’s attention in a big way, with price targets implying returns above 20%.

The shares have sprung back to life thanks to China’s new stimulus programs—and Alibaba’s AI ventures. They stand to gain as much as 48%.

Monday's crop progress report from the USDA showed corn, soybeans and spring wheat planting all pulling ahead of the pace at this time last year and the five-year average pace. The corn crop is now 12 ...