Shares of MARA Holdings Inc ( MARA ) , Riot Platforms Inc ( RIOT ) and CleanSpark Inc ( CLSK ) are trading lower Tuesday amid a drop in the price of Bitcoin (CRYPTO: BTC).

What To Know: As bitcoin declines, mining stocks are decreasing as well, with crypto-related stocks trailing the general decline in the value of digital assets. Lower bitcoin prices decrease mining profitability and the value of the companies’ bitcoin holdings.

Recent third-quarter results from MARA Holdings ( MARA ) were mixed.

The business showed notable operational growth in spite of the earnings miss. At the time, its Bitcoin holdings were worth over $5 billion, with a 98% year-over-year increase to 52,850 BTC.

Riot Platforms ( RIOT ) reported third-quarter revenue of $180.2 million — up from $84.8 million in the same period of 2024 —mainly driven by a $93.3 million increase in Bitcoin Mining revenue. Riot produced 1,406 bitcoin during the quarter, versus 1,104 in the prior-year period.

CleanSpark ( CLSK ) produced 612 bitcoin in October 2025, averaging 19.75 bitcoin per day. With an average operating hashrate of 46.6 EH/s, the company’s operational hashrate reached 150 EH/s. After selling 358 bitcoins for a total of $64.9 million at an average price of $110,057 each, CleanSpark ( CLSK ) held 13,033 bitcoins as of Oct. 31.

A the time of publication, MARA shares were down 9.40% at $13.05, Riot shares were down 9.54% at $13.98 and CleanSpark ( CLSK ) were down 8.96% at $12.13.

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