Ramaco releases Hatch initial assessment for Brook Mine critical minerals project; targets 574 mt/y CMO

Ramaco Resources, Inc.

Hatch report outlines base-case processing of 1.3M dry mt/y ROM for critical minerals including Ga, Ge, Sc, REEs.
Target CMO equivalent production of 574 dry mt/y; updated HPA target raised to 11,848 mt/y, HPS target 18,617 mt/y.
Carbo-chlorination process selected; cost estimate is AACE Class 5 with +30%/-50% accuracy.
Test work to validate flowsheet expected to start September 2026 after bench-scale lab completion.
Shareholder letter and press release issued July 29, 2026 discussing study and internal projections.

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