$BTW 5-minute plunge of 2.16%, current price 1.6872, 24h range 1.6651 ~ 2.3125.
Looking at the chart, the previous low and the positions of key moving averages deserve much more attention than this move's percentage change.
The worst thing to do during a drop is to keep buying more as the price falls; once you've used up all your ammunition, all you can do is grit your teeth and hold on.

You bear the risk yourself—just chatting.