Mara Holdings Inc. – US-based cryptocurrency mining company – In September, it increased its Bitcoin (BTC) reserves by 373 BTC, boosting its total stock from 52,477 BTC to 52,850 people. Following today’s update, Mara is the second largest public company with BTC reserves, tracking Michael Saylor’s strategy.
Mara Holdings Increases Bitcoin Reserves
According to Official announcement Today, Mara Holdings’ BTC reserve rose 373 coins in September. According to general market prices, the company’s total BTC holdings are valued at approximately $6.4 billion.
In particular, Mara Holdings mined a total of 736 BTC in September, worth around $88.6 million. In comparison, the company mined 704 BTC in August 2025, representing a 4.4% increase over the previous month.
The amount of BTC in Mara Holdings mined in September accounts for around 5.2% of all miners’ rewards. This includes transaction fees generated in the month. Naturally, Mara Holdings continues to be the largest public BTC minor from the BTC Holds perspective.
That being said, it is worth highlighting that Mara Holdings’ Bitcoin Stack consists of BTC, which is loaned, actively managed and used as collateral. Fred Thiel, Chairman and CEO of Mara Holdings, said:
In September, it produced 218 blocks, which increased 5% in August, indicating continued strength and resilience of operations, even as global hashrates increased by 9% per month, relying on an average of 1,031 EH/s. This growth in production highlights its ability to consistently execute, even if mining becomes more difficult.
As mentioned earlier, Mara Holdings follows its strategy as a major public company with the largest stack of BTC on its balance sheet. The strategy continued to grow in the BTC stack, purchasing an additional $22 million worth of BTC earlier this week, driving a total holding of about $77 billion worth of Mammoth 640,031 BTC.
Other public companies that feature within BTC’s top holders include Twenty One (43,514 BTC), Japanese-based Metaplanet (30,823 BTC), and Bitcoin Standard Finance Company (30,021 BTC).
Additionally, well-known companies such as Trump Media & Technology Group Corp., Galaxy Digital Holdings, Coinbase Global, Tesla and Jack Dorsey-backed Block are ranked among the top 15 public companies with the largest BTC reserve.
Companies prefer Altcoins to the Ministry of Corporate Finance
Bitcoin was still the best in terms of being the most influential cryptocurrency with the best adoption, but altcoins like Ethereum (ETH), Solana (SOL) and Avalanches (Avax) have emerged as viable competition for BTC.
For example, Visionsys listed in NASDAQ are AI recently announcement It is set to launch a Solana-based financial program, worth up to $2 billion. Similarly, the newly created avalanche-based finance company is I’m hoping for Purchase $1 billion worth of Avax tokens in 2026.
Meanwhile, Ethereum Treasury Firm Bitmine I bought it 46,225 ETH In September, we increased our total ETH stack to 2.1 million ETH. At the time of pressing, BTC is trading at $121,791, an increase of 1.7% over the past 24 hours.
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