Artful Dodger
"Neko no me"
Almost certainly not. Though with the volume today he could easily slide in some activity. He could have a broker do it over a month or too.
That's FAR from certain. The best way for Elon to conduct his sales w/o unduly affecting the SP would be to prearrange sales with several large customers (ie: Balley-Gifford, Norway's Sovereign Wealth fund, or any one of more than a dozen under-weight BMs funds...)
It'd be foolish and wasteful of this glorious dip to prolong the sales period. That's why tweet.
As I said, we'll know within 3 days of the sale when Tesla is required to file SEC Form 4.