Alliance Resource Partners LP (NASDAQ: ARLP) is a coal and minerals master limited partnership that produces and markets coal from mines in the Appalachian and Illinois Basin regions. It generates revenue through two primary streams: coal sales from its mining operations and royalty income from its oil and gas minerals interests held through Alliance Minerals LLC. ARLP is structured as a limited partnership, with common units representing limited partner interests listed on the NASDAQ Stock Market LLC. The partnership holds coal minerals interests through Alliance Resource Properties LLC and oil and gas minerals interests through Alliance Minerals LLC, alongside other growth investments managed through AROP II LLC. As of the 10-K filing dated February 26, 2026, covering the fiscal year ended December 31, 2025, ARLP operates as a diversified energy minerals partnership with coal production as its core business and an expanding minerals royalty segment.

Revenue model

Transactional coal sales revenue from mining operations, supplemented by royalty income from oil and gas minerals interests. The partnership distributes income to unitholders under the MLP structure, prorating items of income, gain, loss, and deduction on a monthly allocation date basis.

Products and services

Thermal and metallurgical coal produced from underground and surface mines; oil and gas minerals royalty interests; other growth investments managed through AROP II LLC.

Customers and end markets

Not specified in the filing excerpts provided.

Value-chain role

Upstream coal producer and minerals royalty owner. ARLP extracts and sells coal directly and collects royalties on oil and gas minerals it owns but does not operate.

Geographic exposure

Appalachian and Illinois Basin coal-producing regions, based on subsidiary structure referencing Alliance WOR Properties and Alliance Resource Properties. Specific state-level or mine-count detail not supported by the provided excerpts.

Source: SEC 10-K, filed 2026-02-26

Industry: Bituminous Coal & Lignite Surface Mining Peers: ARCH RESOURCES, INC. Centrus Energy Corp Core Natural Resources Inc Energy Fuels Inc Enviva, LLC Natural Resource Partners LP NACCO Industries Inc Peabody Energy Corp Uranium Energy Corp