Altius Minerals Corporation Closes Transaction Increasing Ownership Interest in Great Bay Renewables and Announces Increased Credit Facility

Altius Minerals Corporation Closes Transaction Increasing Ownership Interest in Great Bay Renewables and Announces Increased Credit Facility

Altius Minerals Corporation (TSX: ALS) (OTCQX: ATUSF) (“Altius”) is pleased to announce the successful closing of the transaction, originally announced on July 10, 2026, to increase its effective ownership interest in Great Bay Renewable Holdings, LLC and Great Bay Renewable Holdings II, LLC (“collectively, “GBR”) to 50%.

Under the transaction, funds managed by affiliates of Apollo (NYSE: APO) sold their membership interests in GBR to Northampton Capital Partners (“Northampton”) for total consideration of approximately US$390 million. Concurrently, Northampton sold its interest in Altius Renewable Royalties Corp. to Altius for approximately US$168 million.

As a result of the tripartite transaction Altius’s effective interest in GBR has increased from 29% to 50%, while Northampton’s effective interest has increased from 22% to 50%. Following the closing GBR is held equally by Altius and Northampton, with Apollo funds no longer holding an interest in GBR. From Q3 2026 onward Altius will report its proportionate share of 50% of GBR revenues and expenses.