I think this is the good time to hold your Bitcoin. It is expected to increase more.
Hold bitcoin if the price is decrease or drop down. If you think the price is getting up in the market it is your chance to gain in high profit. Bitcoin value is not stable for there price because everyday increasing there value.
There is no way that anyone out of us can predict the market price of bitcoin or any other coin which is there in the crypto currency world. At the time of pump, you need to make a choice between selling your coins or keeping your coins for little longer. However, in case the market price falls, do not get panic. Hold your already having coins and try to buy more number of bitcoins.