(Reuters) — Shares of Tesla tumbled 9% on Friday after Chief Executive Officer Elon Musk tweeted that the electrical carmaker’s high-flying inventory was overly costly. “Tesla stock price is too high,” Musk stated on Twitter in one in all a number of uncommon messages, together with ones quoting elements of the U.S. nationwide anthem and that he would promote nearly all his bodily possessions.

The subsequent share drop erased round $13 billion from Tesla’s market worth and almost $three billion from the worth of Musk’s stake. Still, shares stay up nearly 50% from the beginning of April.

More than two hours after the tweets started, Tesla had not responded to requests for remark. Twitter declined to remark. The Wall Street Journal reported that Musk had responded to an electronic mail asking whether or not he was joking or whether or not his tweet was vetted by saying, “No.”

Musk has a historical past of sending provocative tweets. In August 2018, he tweeted that he had secured funding to probably take Tesla non-public at a giant premium, which led a fraud case by the U.S. Securities and Exchange Commission. Musk settled by agreeing to pay $20 million and have a Tesla lawyer pre-screen tweets with essential details about the corporate.

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Last month, a federal choose stated Tesla and Musk should face a lawsuit by shareholders over the going-private tweet, together with a declare that Musk meant to defraud them. In April 2019 Musk tweeted, “My Twitter is pretty much complete nonsense at this point.”

“We view these Musk comments as tongue in cheek and it’s Elon being Elon. It’s certainty a headache for investors for him to venture into this area as his tweeting remains a hot button issue and the Street clearly is frustrated,” Wedbush Securities analyst Daniel Ives stated by electronic mail.

Tesla’s inventory has surged in latest weeks, however is down since Wednesday after the corporate reported an surprising quarterly revenue, regardless of manufacturing interruptions brought on by the coronavirus pandemic. Musk’s newest tweets observe others this week. On Tesla’s quarterly convention name on Wednesday, he referred to as sweeping U.S. stay-at-home restrictions to curtail the coronavirus outbreak “fascist.” Those restrictions have compelled Tesla to shutter its automotive plant in Fremont, California.

“Musk has recently expressed some strong and, at times, controversial, views on COVID-19 and some elements of the response to the crisis and we believe is attempting to use his broad following and visibility to bring attention to some economic factors that he believes may be overlooked,” Morgan Stanley analyst Adam Jonas wrote in a consumer notice on Friday.

Musk’s iconoclastic stance has helped him entice over 33 million followers on Twitter and is seen as a advertising boon for Tesla. Tesla’s latest rally has put Musk on the verge of a payday of over $700 million. The six-month common of Tesla’s market capitalization is simply in need of $100 billion, a goal that might set off the vesting of a tranche of choices granted to Musk to purchase 1.69 million shares as a part of his two-year-old pay bundle.