We are 4 days from the last month of the year( December). There have been a lot of predictions of a possible bull run in December. The market prices are low right now compared to about two months ago.
Are you still positive there is going to be a bull run?
Now in December in 2018, and the bull runs still not happen

)). I think that the price of this cryptocurrency market cannot improve in 2018 due to the depression of the finance. I suggest you that you should continue to invest and hold BTC to the next year for long-term profit.