If I had to put my tinfoil hat on...for a measly $4.4Billion the establishment is slowly buying up all the Bitcoin not to make money...but to collect them all and destroy them one day.
I wear the same hat since I've seen too many large dumps out of the blue esp. in the middle of weekends making no sense from a legit trading logic (except than blatant manipulation).
We are clearly still in an accumulation/distribution phase.
more specifically in what was called 'primitive accumulation' mode (where the less ethical types call the shots -actually the most common), measured by a relatively large % of the total Tx being the result of frauds, hacks, scams, and so on -and this counting just what is publicly known. If you add reasons to suspect that critical midddlemen (exchanges, pools) could be not so honest and/or collude with anyone with little/no risk of getting caught, you have a recipe for... anything.
Still, I hodl -if not for else to stay out of the fiat-world