Largest Public Crypto Mining Companies And Stocks

This guide spotlights leading crypto mining companies listed on public markets, explains what they do, and summarizes their BTC holdings to help readers understand the landscape in 2026.

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More In This Category: Bitcoin Mining

Many public miners operate at scale across North America and beyond, and there are roughly a few dozen publicly traded crypto mining companies worldwide, alongside many more private mining operations that are not listed. Below is a curated set of major stocks tied to Bitcoin mining, including brief profiles and current BTC holdings where reported; it focuses on publicly traded companies and is not an exhaustive list of every mining company globally.

This page is informational and does not provide investment advice or rank any company as the “best” crypto mining company to invest in. It also focuses on Bitcoin mining companies rather than recommending which cryptocurrency is “best” to mine.

Crypto mining is the process of using computing power to help validate transactions and secure a blockchain. In proof-of-work systems like Bitcoin, miners compete to find a valid block; the winner earns miner incentives, typically made up of a block reward plus transaction fees.

Crypto mining can generate real money in the sense that miners earn cryptocurrency rewards that can be sold for fiat currency, but profitability varies widely based on costs and market conditions.

Public crypto mining stocks are shares of publicly traded companies whose core business includes operating mining infrastructure (and sometimes related services). This article does not provide investment advice; if you’re considering mining stocks, common considerations include price volatility, company fundamentals (balance sheet, expansion plans, and execution), and broader market trends tied to Bitcoin and mining economics.

Mining companies typically make money from block rewards and transaction fees earned by their mining fleets, and some also earn revenue from hosting and related data center services. Key risks include market volatility, regulatory changes, rising operational costs, and hardware obsolescence.

Mining-company performance can shift quickly because revenue, energy costs, and access to capital can all change faster than new facilities can be built.

Environmental and sustainability concerns often center on the electricity required to run industrial mining fleets and the resulting emissions footprint, which depends heavily on the local energy mix. In response, some miners emphasize renewable power sourcing, demand-response participation, and efficiency improvements in hardware and facility design.

Sustainability efforts in mining tend to focus on using cleaner energy sources and improving efficiency so each unit of computing power requires less electricity.

Several factors influence the profitability of crypto mining, including electricity costs, hardware efficiency, network difficulty, Bitcoin price, pool fees, and the regulatory environment.

How long it takes to mine one Bitcoin depends on your share of the network hash rate (or your share within a mining pool), current network difficulty, and your hardware efficiency and uptime. As a simplified example, if a setup earns 0.0005 BTC per day based on its hash rate and pool payouts, it would take about 2,000 days to accumulate 1 BTC; many miners use a mining calculator (by entering hash rate, power draw, electricity price, and pool fees) to estimate expected BTC per day and the implied time to reach a target amount.

Marathon Digital Holdings

• Entity: Marathon Digital Holdings Inc.
• Symbol and Exchange: Mara:Nasdaq.
• BTC Held: 15,741.

Marathon Digital Holdings is a digital asset operator focused on mining Bitcoin. The company ranks among North America’s largest Bitcoin miners by deployed hash rate and aims to expand capacity alongside market demand.

Hut 8 Mining Corp

Hut 8 Mining concentrates on securing the Bitcoin network at scale. As one of the biggest publicly traded miners globally, the company offers investors equity exposure to BTC through a listed vehicle in the traditional market.

Riot Platforms, Inc.

• Entity: Riot Platforms, Inc.
• Symbol and Exchange: Riot:Nasdaq.
• BTC Held: 7,648.

Founded in 2017, Riot was among the earlier institutional miners. Operations began in 2018 in Oklahoma and later expanded primarily across West and Central Texas. Riot drew wider attention when a prominent newspaper highlighted environmental concerns around industrial mining. Shares trade on the Nasdaq under the ticker Riot.

Hive Blockchain

• Entity: Hive Digital Technologies.
• Symbol and Exchange: Hive:Nasdaq.
• BTC Held: 1,939.

Hive operates Bitcoin infrastructure with facilities in Sweden, Iceland, and Canada. Established in 2017, the company has mined Bitcoin and previously supported other proof-of-work assets, while investing in energy-efficient data center operations.

Bit Digital, Inc.

• Entity: Bit Digital, Inc.
• Symbol and Exchange: Btbt:Nasdaq.
• BTC Held: 739.

Bit Digital is a digital asset miner focused primarily on Bitcoin. The firm runs mining farms and data centers across multiple sites, with a strong presence in the United States and Canada, validating blockchain transactions and securing the network.

Dmg Blockchain Solutions Inc.

• Entity: Dmg Blockchain Solutions Inc.
• Symbol and Exchange: Dmggf:Otc Markets.
• BTC Held: 468.

DMG provides mining and blockchain technology services, including proprietary operations and client hosting. The company, founded in 2016, concentrates much of its footprint in Canada while building vertically integrated capabilities.

Bitfarms Limited

• Entity: Bitfarms Limited.
• Symbol and Exchange: Bitf:Nasdaq.
• BTC Held: 804.

Bitfarms runs large-scale sites—primarily in Quebec and British Columbia—designed around cost-effective power. Launched in 2017, the company emphasizes renewable energy and efficiency to improve operating margins for Bitcoin miners.

Cipher Mining

• Entity: Cipher Mining.
• Symbol and Exchange: Cifr:Nasdaq.
• BTC Held: 1,132.

Cipher Mining focuses on industrial-scale Bitcoin mining in the United States. The company emerged in 2021 through a merger involving Bitfury Holding and Good Works Acquisition Corp, a special purpose acquisition company, and has since expanded its data center footprint.

CleanSpark Inc

• Entity: CleanSpark Inc.
• Symbol and Exchange: Clsk:Nasdaq.
• BTC Held: 4,128.

CleanSpark owns and operates Bitcoin mining data centers, prioritizing low-carbon power sources and operational excellence. The company mined its first BTC in December 2020 and was early to sell mined coins strategically to finance growth and rural development initiatives.

Neptune Digital Assets

• Entity: Neptune Digital Assets.
• Symbol and Exchange: Npptf:Otc Markets.
• BTC Held: 335.

Neptune Digital Assets is a Canada-based miner with operations in Alberta and Quebec. Founded in 2018, the firm participates in blockchain validation and operates data centers with a focus on sustainable scaling.

Argo Blockchain Plc

• Entity: Argo Blockchain Plc.
• Symbol and Exchange: Arbkf:Otc Markets.
• BTC Held: 9.

Argo is a United Kingdom–based miner that deploys its own equipment to secure Bitcoin and other proof-of-work networks. The company began in 2017 and has continued to optimize hardware fleets and power sourcing.

Complete List of Publicly Traded Bitcoin Miners

Below is the broader roster of public miners with reported Bitcoin holdings.