Facebook ( NASDAQ:FB ) stock jumped 1.43% on January 9 after the company announced an update to its political advertising guidelines. It has emerged as politicians’ favorite advertising platform. Top 2020 presidential candidates Donald Trump, Bernie Sanders, Joe Biden, and Elizabeth Warren are splurging on Facebook ads . Billionaires Mike Bloomberg and Tom Steyer are also spending big on Facebook campaign ads. Facebook stock soars as investors anticipate big win in the political ad […]