Whats your View on Bitcoin? Hold or sell???

With Bitcoin Hitting $11,307.75 at 16:00 High Yesterday it droped down to $8,991.47 at 21:30 yesterday and gaining back to $10,141.29 at 09:30 is it a warning sign or is it a sign it will brake the $12 000 mark today? Time zone GMT+ 2 hours
Source: https://www.cryptocompare.com/coins/btc/overview/USD

Now the question is :

1. What is your insight into it?
2. are you buying? or selling?

Hold on to the chair we going to have a rough ride :)

Source for pic: https://www.wallpapersite.com