"Earlier today, news spread that Goldman Sachs was sidelining plans of opening its cryptocurrency trading desk, a report coinciding with a market that took a sharp downward turn. The other day, market analysts saw someone take a 10,000 BTC short position while overall market sentiment has been positive.
Top analysts have been questioning why someone would take a $74,000,000 short position so quickly. It didn’t make sense unless he knew something that they didn’t. Only a few days after he started shorting there is some bearish news that comes out."
https://www.ccn.com/unsual-cryptocurrency-market-behavior-before-big-crypto-drop/