Sibanye Stillwater Metallix acquisition boosts US precious metals recycling

Sibanye Stillwater

Sibanye Stillwater Metallix acquisition boosts US precious metals recycling

Sibanye Stillwater Metallix acquisition will add scale to US recycling. The $105mn deal secures Metallix Refining’s North Carolina assets. The Sibanye Stillwater Metallix acquisition advances urban mining and awaits approvals to close in 3Q 2025. The move complements Sibanye’s US operations in Montana and Pennsylvania.

Why Metallix matters to Sibanye

Metallix operates two precious-metal facilities in Greenville, North Carolina. The plants serve customers in the US, UK, and South Korea. They recover gold, silver, and PGMs from industrial waste streams. Sources include catalytic converters, semiconductors, electroplating, and automotive scrap. The company processed 4.2mn lbs of feed in 2024. It produced 21,000oz gold and 874,000oz silver. It also produced 48,000oz palladium and 48,000oz platinum. Output included 4,000oz rhodium, 3,000oz iridium, and 263,000lb copper.

Metallix Refining

Strategic fit and expected synergies

Sibanye Stillwater Metallix acquisition strengthens sourcing and logistics. The company expects broader reach and optimized internal flows. It also deepens relationships across PGM and gold recycling. Management aims to expand urban mining with higher US capacity. The acquisition adds industrial feed that supports circular supply chains.

Sibanye will integrate Metallix with its Montana and Pennsylvania sites. As a result, the group can balance feed quality and throughput. The buyer highlighted improved material sourcing as a priority. Closing remains subject to regulatory approvals in the US. The transaction is targeted for the third quarter of 2025.

The Metalnomist Commentary

This deal extends Sibanye’s PGM and gold footprint into high-quality US industrial scrap. With tight primary PGM supply, diversified recycling becomes strategic insurance. Expect the combined platform to compete aggressively for catalytic and semiconductor residues.