MARA Holdings Boosts Bitcoin Reserves to $6.4 Billion, Now Largest Among Public Companies
MARA Holdings, a leading public company, has bolstered its Bitcoin (BTC) reserves, now holding 52,850 BTC valued at approximately $6.4 billion. Meanwhile, a new Avalanche-based treasury firm plans to buy $1 billion worth of AVAX tokens in 2026.
MARA Holdings' BTC holdings have grown significantly, surpassing other public firms such as Twenty One, Metaplanet, and Bitcoin Standard Treasury Company. The company produced 218 blocks in September 2025, a 5% increase from the previous month, and mined 736 BTC, valued at approximately $88.6 million. MARA Holdings' total BTC holdings now stand at 52,850 BTC, following an increase of 373 BTC in September 2025.
In comparison, Strategy, another leading public company, has increased its BTC holdings to 640,031 BTC, worth around $77 billion. Back in September 2021, besides MicroStrategy (often referred to as Strategy), other publicly listed companies holding more than 30,000 BTC included Galaxy Digital. Meanwhile, BitMine has expanded its Ethereum (ETH) stack by buying 46,225 ETH in September 2025, bringing its total to over 2.1 million ETH. VisionSys AI is set to launch a Solana-based treasury program valued at up to $2 billion.
MARA Holdings' growing BTC stack, now the largest among public companies, reflects a bullish stance on Bitcoin. The company's mining activities and strategic acquisitions have contributed to this significant increase. Meanwhile, the upcoming launch of a $1 billion AVAX token buy by a new Avalanche-based treasury firm and BitMine's ETH expansion indicate a vibrant cryptocurrency market landscape.
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