IPOStartup with 9 of world's top 10 carmakers as clients raises over $750m in IPOA Momenta robotaxi is displayed at the booth of the Chinese autonomous driving startup at the Auto Shanghai show in April 2025. © ReutersGLORIA LIJuly 8, 2026 10:48 JSTHONG KONG -- Shares of Chinese self-driving startup Momenta opened up nearly 2% on their debut in Hong Kong on Wednesday, as investors weighed hopes that its technology will define the future of autonomous vehicles against worries about profitability.