Bitcoin is highly volatile and the price of bitcoins is determined by the demand and supply of the bitcoins in the crypto market, and it is common in all financial markets to have a hike and a drop in the market which means the market will not remain stable for longer period of time, the price of the commodities keeps on varying every quarterly. If you have trading skills and observe the market you will be able to understand how the market is moving and it will give ideas on when is the right time to invest and when is the right time to sell them.