For those who haven't been following, GameStop (GME) has been on a crazy tear due to a massive short squeeze that seems to be caused by wallstreetbets on Reddit. It was a $6 stock a few months ago and closed at $147.98 when the market closed on Tuesday. A bit after the close, Elon tweeted (as pointed out at https://www.cnbc.com/2021/01/26/gamesto ... stock.html
It went past $240 after hours. This morning, at around 2 am Pacific, I guess when extended hours trading re-opened, it was past $330.