Swedish media Group Embracer acquired the LOTR rights to not only the films but also to video games and other merchandise. There might be new films or video games on the way, and we still haven't seen the Amazon TV series yet.
https://www.cnbc.com/2022/08/18/embracer-group-buys-rights-to-lord-of-the-rings-and-tolkien-related-intellectual-property.html