The Bitcoin price was testing support at $4000 again January 7 after a sudden volume spike took the cryptocurrency 7 percent higher in minutes. Did One Whale Move Bitcoin Above $4000? Data from Bitcointicker confirmed a slight reversal for Bitcoin price the day after the uptick, which saw BTC/USD hit two-week highs to top $4200 Sunday. After remaining around those levels for around 18 hours, a U-turn set in, the price declining below $3800 beforeRead MoreThe post Bitcoin Price Holds $4K As One Transaction Sets 2019 Volume High appeared first on Bitcoinist.com.