On May 1, Whale Alert reported on his Twitter account that 40 thousand Bitcoins, which is over $213 mln, were moved between two unknown wallets.

40,000 #BTC (214,310,470 USD) transferred from unknown wallet to unknown wallet
The Bitcoins were transferred from the wallet bc1q9sh6544xls87x7skjzyfhkty4wq7z76vn7qzq9 to the bc1q5shngj24323nsrmxv99st02na6srekfctt30ch address. Tx: https://t.co/OovyE7b2mj

— Whale Alert (@whale_alert) May 1, 2019

The first address occupies position #22 on the Bitcoin richest wallets list.