Bitcoin price is very unstable and fluctuate in the wide ranges from 2011, when usd to btc exchange rate breaks psychological 1$ barrier. Since $32+ exchange rate bubble burst in the 2011, bitcoin price jumping every year to low and high exchange rates. In the 2016 we hit new high ($1000+), but not for a long period and now bitcoin price going to low. Bitcoin price is still has speculative nature and very sensitive for any news related to crypto currency. As of 2014, bitcoin has volatility seven times greater than gold and eighteen times greater than the US dollar.
Bitcoin price in the future
We cannot predict bitcoin price, but we can say what we do not see usd to btc exchange rate lower than $300 in the near future. And we also sure what bitcoin keeps huge volatility in the future.