After getting off to a blistering start in 2021, Futu Holdings (NASDAQ: FUTU) finished the year down 5.4%, according to data provided by S&P Global Market Intelligence. The fintech was one of many Chinese companies affected by a wave of regulations laid down by China's leadership during the year. Shares of Futu Holdings, an online brokerage that operates in China, gained 234% during the first two months of the year.