Publicly traded U.S. crypto mining firms doubled their bitcoin (BTC) holdings final yr, taking the overall to 92,473 valued at $8.6 billion as of end-December whereas the worth of the most important cryptocurrency rose 120%, in accordance with knowledge from TheMiningMag.
The most important quantity, virtually half of the overall, is held by MARA Holdings (MARA) with 44,893 BTC. MARA has the second-largest stash amongst publicly listed firms, surpassed solely by MicroStrategy’s (MSTR) 450,000 BTC.
The technique of investing in bitcoin and preserving it for the long run, often called HODL after a typing error made greater than a decade in the past, has grown in reputation up to now 12 months.
Three different miners maintain greater than 10,000 BTC: Riot Platforms (RIOT) with 17,722 BTC, Hut 8 (HUT) with 10,171 BTC and CleanSpark (CLSK) with 10,097 BTC, in accordance with Bitcoin Treasuries.
Not all miners subscribe to the HODL playbook. IREN (IREN), TeraWulf (WULF), and Core Scientific (CORZ) all hold little or no bitcoin or none in any respect. Because of the aggressive nature of the enterprise, these firms have pivoted into the factitious intelligence (AI) and high-performance computing (HPC) industries.
Share costs have not matched bitcoin’s trajectory. Normally, the miners underperformed bitcoin and different crypto-related equities, reminiscent of MicroStrategy. Standout performers Core Scientific and Terawulf, with their new AI focus, each noticed over 300% returns.
This yr, although, the miners that HODL bitcoin have strongly benefited, with RIOT, HUT and CLSK all outperforming bitcoin. Solely Bitdeer (BTDR) has generated destructive returns, after seeing a robust efficiency in 2024.

