He also emphasized that he hopes all shareholders decide to stay in for the ride and the proposal will ultimately be put to a vote. Around 2pm ET on Tuesday, trading of Tesla shares was halted for "pending news." About an hour and a half later trading resumed and rose by more than 11 percent. Some people on Twitter immediately began speculating that Musk may have wandered into a potential regulatory violation with his tweet. A spokesperson for the SEC declined to comment when reached by Gizmodo.