The whale sold 24,000 Bitcoins, worth $2.7 billion, on Sunday, triggering a $4,000 price drop in just minutes. However, they still hold 152,874 Bitcoins, valued at over $17 billion.
It's always like this, people always look at the sales side, without noticing that on the safe side there is much, much more.
The market needs to start getting more accustomed to selling; it's too attached to holding. People have to liquidate their earnings in order to live and enjoy them. Everyone has this right.