https://www.reuters.com/article/us-riskified-ipo/general-atlantic-backed-riskified-valued-at-4-3-billion-in-nyse-debut-idUSKBN2EZ28O >Riskified Ltd, an online risk management platform backed by an affiliate of growth equity investor General Atlantic, notched a valuation of $4.3 billion after its shares jumped more than 28% in their stock market debut on Thursday.