Company names and logos are on display at the Nasdaq MarketSite at Times Square in New York City.
Companies that came to market via SPAC mergers are struggling.
  • VinFast soared more than 800% in one of the year's best market debuts until Tuesday.
  • The value of the Vietnamese EV maker, which debuted via a SPAC merger, fell $83 billion that day. 
  • More than 75% of Spac-led mergers this year are below their float price, Bloomberg data showed.

VinFast's remarkable stock market debut derailed on Tuesday, wiping $83 billion off its value.