Listed Bitcoin miners took a hit on Friday, May 15, 2026, with all major traded mining stocks falling between 2.52% and 9.59% in a single session, even though year-to-date gains have significantly outperformed Bitcoin itself.
Important points:
- On May 15, 2026, all 10 tracked Bitcoin mining stocks fell, with BitDeer falling the most at 9.59%.
- All miners on the list outperformed Bitcoin’s -11.1% year-to-date return, led by Hut8 with 123.16%.
- IREN Limited’s 5-day decline of 12.37% suggests short-term pressure despite the sector’s solid year-to-date appreciation.
Bitcoin miner stocks fell on Friday, but 2026 remains solid gains
Bitcoin ended the week at $77,849, down 11.1% since the beginning of the year. But today’s top 10 miners are all well above that number, and here’s why. $BTC price action. Despite falling 6.26% on Friday, Hut 8 Corp. led the YTD Group (among the top 10 publicly traded mining stocks by market cap) with a 123.16% gain, trading at $102.52 per share.
According to data from Bitcoinminingstock.io, the company has a market capitalization of $11.54 billion. Hut 8 is building artificial intelligence (AI) infrastructure at the River Bend site under a $7 billion, 15-year lease agreement to provide GPUs as a service and high-performance computing power to enterprise customers.
Terawulf, Inc. fell 7.03% on the day, followed by an increase of 95.56% year-to-date. Market capitalization is $9.17 billion. Terawulf has signed approximately $12.8 billion in HPC revenue with partners backed by Google and Fluidstack, covering more than 200 megawatts of capacity. Applied Digital Corporation, which has returned 72.38% year-to-date, fell 9.50% on Friday, the second-biggest single-day loss among the top 10 stocks.
Riot Platforms was the third-smallest decliner on Friday, down 3.96%. The year-to-date return of 86.62% and market capitalization of $8.94 billion reflects a company that has selectively offloaded Bitcoin production while managing a transition to broader computing services. Core Scientific fell just 2.52% on Friday, making it the smallest one-day decline among the top 10 stocks.
The company’s market capitalization is $7.72 billion, and its year-to-date return is 66.82%. Core Scientific is active in AI colocation under a multi-year agreement with Coreweave that is currently valued at approximately $10.2 billion over 12 years. AI revenue already accounts for approximately 39% of the total revenue mix. MARA Holdings, Inc. reported a loss of 6.39% for the day, hitting the price of $12.44. Its year-to-date return of 38.53% still outperforms Bitcoin.
MARA sold over 20,800 units $BTC In the first quarter of 2026 alone, the proceeds will be used to pay down debt and fund infrastructure expansion. The company was one of the biggest contributors to a record quarter in which publicly traded miners sold more than 32,000 units. $BTC In total, this exceeded both the full-year 2025 total and the previous single-quarter record set during the collapse of Terra Luna in 2022.
Cleanse Park fell 5% on Friday, trading at $13.28 per share. Its year-to-date return of 31.22% has outpaced Bitcoin’s negative value. Cleanspark sold a portion of its April production, which included approximately 748 units. $BTC It will be produced across spot sales and options while retaining the majority of production. Bitdeer Technologies Group had the biggest one-day decline in the group, falling 9.59% to $13.34 per share.
Bitdeer revealed this week that it had zero Bitcoins as of May 15th, excluding customer deposits, and had mined and sold all 198.3 Bitcoins. $BTC those produced during the period. Its year-to-date return of 18.95% is the lowest on the list, but still beats Bitcoin’s year-to-date return. IREN Limited, ranked #1 with a market capitalization of $19.14 Billion, is down 8.17% on Friday and down 12.37% over the past 5 days, the largest 5-day decline among the top 10.
IREN has a $9.7 billion, five-year agreement with Microsoft covering more than 200 megawatts of Nvidia GPUs, and an extensive pipeline targeting up to 5 gigawatts in partnership with Nvidia. Cipher Digital fell 7.82% on Friday to close at $20.55, with a market cap of $8.4 billion and a gain of 39.19% year-to-date. Cipher has contracts for hundreds of megawatts through multibillion-dollar deals, including deals backed by Google and Fluidstack.
The broader context behind these year-to-date gains is a quick and deliberate pivot away from pure Bitcoin mining. The reward for the halved block in 2024 will be 3.125 $BTC Meanwhile, network difficulties continue to rise, with an estimated 20% of the industry suffering operating losses at various points in early 2026. With power infrastructure in place, miners moved quickly to convert megawatts from Bitcoin production to AI and high-performance computing (HPC) workloads, resulting in longer contract terms and more stable revenue per megawatt.
AI and HPC revenue is expected to account for up to 70% of total revenue across listed miners by the end of 2026. Cumulative AI and HPC contracts across the sector now exceed $70 billion. In Friday’s Wall Street session, the top 10 publicly traded miners fell across the board. Year-to-date numbers reflect something more durable.
