Investing One big investing lesson: ‘Don’t use leverage if you don’t need to’ 1 hour ago Financial News Former OpenAI researcher Leopold Aschenbrenner’s hedge fund, Situational Awareness, sold most of its public stock portfolio to Citadel following steep losses. The sale is a hard-learned lesson on the dangers of leverage. Post navigation Previous FIFA president under pressure as soccer confederations push backNext More than 60,000 migrants breach Spanish border | DW News