According to ChainCatcher, on-chain analyst AI Aunt @ai_9684xtpa has monitored that the "ancient whale" address, which has been dormant for 14.5 years and holds 3,963 BTC, transferred 135 BTC worth $15.93 million to a new address 9 hours ago, after a three-day interval.
Of the 50 BTC transferred to address bc1q5..zr2xn three days ago, 30 BTC have already been deposited into an exchange, while 20 BTC were sent to an address associated with Wintermute, suggesting a possible sell-off.