The BBC has been unable to verify the post was written by Mr Musk himself, but it has pushed the shares 6% higher.
NYU Marketing Professor Scott Galloway on Tesla CEO Elon Musk tweeting that he is considering taking the company private. "Funding secured", tweeted Musk just before 1 pm Eastern.
The SEC did not immediately respond to a request for comment on Musk's tweet.
Musk has every incentive to try to either drive up the stock price or eliminate the need for public reporting on sales and finances by taking the company private.
Musk has a long history of bristling at the amount of scrutiny Tesla endures from investors and media. Others interpreted the tweet as a joke, in specific Musk's reference to "420": a popularized reference to the consumption of cannabis by the marijuana culture.
Tesla CEO Elon Musk says he is considering taking the electric auto maker private. The stock, then trading at about $342 per share, shot up to $367.25, before trading was halted at 2:08 p.m.
Munster predicted a one-in-three chance that Musk will actually take Tesla private.
Musk is Tesla's largest shareholder, with an approximately 20 percent stake valued at about $12 billion, according to S&P Capital IQ. If Musk can't prove the allegedly secured funding at $420 per share, he may be accused of market manipulation or market fraud. A price of $US420 per share price would represent a 22.8 per cent premium to Tesla's closing price on Monday, which gave the company a market value of about $US58 billion.
In an interview with Bloomberg News in January 2015, he spoke of the benefits of running his closely held rocket company Space Exploration Technologies Corp. and his frustrations with having taken Tesla public in June 2010.
The surprise announcements prompted former Securities and Exchange Commission Chairman Harvey Pitt to question whether Musk had broken securities laws. I think he's serious.
Short interest in Tesla on Tuesday stood at almost $US13 billion, according to S3 Partners, a financial analytics firm.
George Galliers, analyst at Evercore ISI said he believed the tweet was serious.
It also said it has shared the information with USA law enforcement agencies, Congress, and other technology companies. Based on the information Facebook released, this particular group of fake pages was targeting people on the left.
If the rumors about the Google-made Pixel Stand are true, this glass back could be used for wireless charging purposes. Earlier reports did say that the Pixel 3 phones will sport a glass sandwich design to support wireless charging.
The Akron school will expand each year, adding second and fifth grades next year and will have students from grades 1-8 by 2022. Monday's grand opening was expected to be the time James would make his first public remarks since signing with the Lakers.
Police closed the road where the crash happened as well as the surrounding area in Borgo Panigale, on the outskirts of the city. Italian media reported that numerous injured were hit by debris and shattered glass after the explosion.
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Prosecutors preparing witnesses for the upcoming trial of President Donald Trump's one-time campaign chairman Paul J. Prosecutors said in court filings that the evidence, which includes "memoranda, emails, and photos" shows Mr.
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NASA announces new astronaut class
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GDP grew at 4.1% last quarter
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