Alaska has decided to cleanse itself of almost all AB aircraft. (Translated into English...a Bunch of 737 MAX aircraft became available at a good price.)
https://crankyflier.com/2020/12/23/alaska-replaces-most-of-its-airbus-fleet-with-the-max/
https://crankyflier.com/2020/12/23/alaska-replaces-most-of-its-airbus-fleet-with-the-max/