Or it means one of the exchanges is moving money around their pool-wallets.
I never understand why everyone is focused on who has more or less BTC. I don't own a fortune in them, but I have profited insanely. Just as I don't quit using dollars because of how many Warren Buffet has.
Warren Buffet can't crash the value of a USD in an instant either!
And mutually assured financial destruction ensures large Bitcoin holders can't/don't either.
Could you explain this a little better. What would prevent someone from doing some large transactions with themselves in order to manipulate the price?