It is still true. The latest buying by Microstrategy doubled the price (and more as more buyers piled on after the announcement), and they had to accumulate it

It is still true. The latest buying by Microstrategy doubled the price (and more as more buyers piled on after the announcement), and they had to accumulate it over months. That's how a fixed supply asset works, the price reacts to supply and demand, and sell-side liquidity dries up with expected increase in demand.