A third movie in the Dune sequence might be in the works. Blurb here.
https://coveredgeekly.com/dune-messiah-confirmed-to-be-in-the-works-at-legendary/?fbclid=IwAR2jJ5q8yBveakoDIfVsQPH8ErFIKuy8qP8iV0bgUzvpdWng_A5l18elpQM_aem_AYgVFo0GNPLqj1dAU4kkZ0jlC1Dj86hlc3kadrU6rw7JZ4Cx_1vbokKc7a4wP32dvBeI_9jJYwy9w_4o2WZzaMQX