Its normal and the best thing to do when btc bumps seek for the best altcoins and buy them while they are down cause once the price of bitcoin become stable, altcoins will be the next to rise up.
when the altcoins go down. you should be able to think that it is an opportunity,
we can buy Altcoins to accumulate Bitcoin, because the price of Altcoins in Pair BTC is cheap,
of course it makes the whales hungry to buy, don't miss this opportunity!