MARA posts $1.71B Q4 2025 loss as Bitcoin markdowns and AI pivot reshape miner
MARA Holdings reported a fourth quarter 2025 net loss of $1.71 billion, or $4.52 per diluted share, after a sharp fair‑value markdown on its Bitcoin holdings. Quarterly revenue slipped 6% to $202.3 million, while the company outlined a multi‑year strategy to expand into AI and high‑performance computing infrastructure alongside its existing Bitcoin mining operations.