Is it just me, or is the site down right now? Tried to access it and it gave me a cached version.

If someone wins the entire bankroll of JD aka 100k clams, then he'll have extreme trouble cashing them out
The bankroll of JD is 1,144,036 CLAMs, or about 11.5 times more than your guess of 100k.
I might have miscounted 1 zero...
