Sometimes new coins get big pump with multiple times, making huge profits for investors.
Sure new coins almost all the does that at the time of being listed newly and very many times, they still come down crashing before some stability if they are real. Those are the times to offload and buy in again.
It gets to the situation only when more people sell but the rare market if the coin happens when more people buy, demand rises so the price rises, patience is the key for it, we will have to keep patience when price falls and sell when it will rise once again, now a day in market the most well known and most valuable coin is only bitcoin.