A deal could be announced as early as Monday, according to reports fromBloombergandReuters.

The two sidesmet Sundayto discuss Musk’s proposal, The Wall Street Journal reported on Sunday.

Terms of the transaction were reportedly still being negotiated overnight into Monday morning.

It’s also possible the deal could fall apart at the last minute, reported Reuters.

Shares of Twitter jumped over 5% in premarket trading in the US on Monday, topping $51.

The entrepreneur, who runsTesla, SpaceX and other companies, already owns more than 9% of Twitter.

Twitter didn’t respond to a request for comment.

Musk wants to take the public company private to accomplish this goal.

I hope that even my worst critics remain on Twitter, because that is what free speech means