The buyers for all of these coins have seemed to go on vacation or something.
I feel like people may be waiting for the price to settle down.
its because we are at a low point in the bubble cycle. If bitcoin goes back into a frenzy again expect coin prices to rise 20-50% under the higher demand.
right now there are still a lot of people holding 20+ coins that are unloading them, without many newcomers rushing in to collect them