Pony AI Inc.’s American depositary shares jumped 19% in their trading debut after raising $413.4 million in an initial public offering and concurrent private placements, after delaying the pricing by a week.The Chinese autonomous driving startup’s ADS traded at $15.50 each as of 11:16 a.m. in New York, above the IPO price. The company sold 20 million ADS in the offering for $13 per ADS, the top of the marketed range, to raise $260 million....