On Wednesday and Thursday, Bitcoin tumbled nearly 14% on the FAKE news that Goldman Sachs would be pulling out of plans to set up a cryptocurrency trading desk. However, an artificial intelligence software firm finds suspicious activity that may signal market manipulation or insider trading.

The questionable trade involves a 10,000 BTC ($74 million USD) short-sell position right before the Wall Street bank’s announcement, which led to sharp decline in crypto prices. CCN.com first reported the BTC dump after interviewing data scientists from RoninAI, an AI analytics firm, so probably they are also involved like before