MakerDAO sells 1050 MKRs at the initial team address and transfers them to Kraken

According to on chain analyst Yu Jin's monitoring, the MakerDAO initial team/investor address sold 1050 MKRs held for 10 years 20 minutes ago, exchanged them for 1.316 million USDC, and transferred them to Kraken. This address received 1050 MKRs in April 2016, and the related MKRs have not been moved except for the MKR token upgrade and migration in 2018.