I'm sure that he will buy and accumulate more. He's actually starting to manipulate the market which most of us aren't aware about. He's using his influence and his followers are actually basing their trading and investing decisions on his Twitter post which is actually too risky because it seems like he's doing this for his own good.
Obviously, Elon has techniques that can manipulate the price of some assets being traded on an exchange. His venture into bitcoin gives him an unregulated environment to manipulate the price.
it's going to be wild ride to one billion.