Some altcoins is huge pumping who's bought in a month ago, they already got profits 3x-4x in some specific coins likes SOL,MATIC & TON coin. But i would like to recommend BTC to collect in your bag, BTC is guaranteed investment if you can hold for the long term. If you’re interested to altcoins then choose top ranking coins.
No matter what with these altcoins pumping as much as they can, it should be recommended at all times to buy bitcoin. When people don't realize the power of stability of Bitcoin as the leader of this market. You don't have to be worried about the entire market because it moves the whole of it.
Whilst for these altcoins, yes they may pump as high as they can but you'll never know how it will be. So, if you're going to collect altcoins, do not hesitate to have Bitcoin first so that you're doing the right thing and then next is altcoins that you like.