https://www.siliconvalley.com/2021/06/01/sec-report-two-musk-tweets-violated-settlement-deal/

Two tweets by Elon Musk in the past two years have run afoul of an agreement with the US Securities and Exchange Commission that Tesla lawyers must pre-approve certain posts he makes on the social media site, according to a report by the Wall Street Journal on Tuesday.

The Tesla CEO is known for his casual use of Twitter — where his unusual communication style is unlike that of many other top executives.