Former Republican presidential candidate and biotech entrepreneur Vivek Ramaswamy has purchased a minority stake in Buzzfeed, the digital publishing company that shut down its media outlet last year. Shares of Buzzfeed Inc., based in New York City, skyrocketed about 20% to $2.99 on Wednesday. Ramaswamy acquired a 7.7% stake in Buzzfeed, according to a filing with the Securities and Exchange Commission late Tuesday. Former presidential candidate Vivek Ramaswamy said in a filing that he believes Buzzfeed’s st ...