Sitio Royalties Corp. and Brigham Minerals Inc. said Tuesday they have agreed to merge in a roughly $4.8 billion, all-stock transaction.

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The combined firm would be the largest publicly traded mineral and royalty company in the United States, according to Sitio and Brigham. The plan is to focus on industry consolidation across diverse operators and geographies, the management teams said.

Sitio and Brigham’s combined oil-weighted, mineral and royalty interest footprint includes assets in the Permian Basin and Eagle Ford Shale, as well as the Denver-Julesburg, Williston, Anadarko and Appalachian basins.

The transaction, slated to close in the first quarter of 2023, “brings together two of the largest public companies in the oil and gas mineral and royalty sector with...