Hedge funds are increasingly starting to bet the sparkling run by US big tech firms might be coming to an end, according to Goldman Sachs. Research by the US bank indicated the fastest rate of sales of tech stocks for eight months in the week ending 23 February. According to Goldman, overall, this amounted to the highest level of tech share selling by hedge funds in the last five years. Morgan Stanley (NYSE:MS), another Wall Street overnight, said its analysis also showed that tech was the most sold sector ...