On October 10, 2018, Michael Bloomberg Tweeted and posted on Instagram a brief explanation of his decision to register as a Democrat. That same day, Bloomberg Politics published an article described Bloomberg's change in party registration as a "a possible step toward running for president in 2020."
Former New York City Mayor Michael Bloomberg announced that he is formally changing his voter registration to Democrat, a possible step toward running for president in 2020.
Bloomberg, 76, has been a political independent since abandoning his Republican Party registration in 2007. He has said he is considering running for president as a Democrat -- making this one of his most overt moves to date toward a possible White House campaign.