there really is no baseline here for a meaningful comparison, and some people do just get lucky. there's that old joke about applying to work for N banks and making a different prediction about a fixed set, S, of stocks to each one; if N=2^|S|, you'll sweep one of them, guaranteed.
having a large liquidity pool also simply lets you make high-risk investments that others literally can't. there's nothing intrinsically wrong with this, but neither should you conclude that individual merit is the driving factor.
the article is a puff-piece. the better question to ask about articles like this is "why are they making a big deal out of it right now?". you sometimes get some interesting and disturbing connections, especially when the correlations unfold in the following few months. it rarely has much to do with the putative content.