(.. A glimpse at the leading institutions in the world that have accumulated on $BTC as a strategic reserve)
With the expanding institutional adoption of Bitcoin, an increasing number of companies are globally holding digital currency as institutional reserves instead of just a trading tool. Here are the leading institutions that are among the largest Bitcoin holders today:
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1️⃣ Strategy, Inc. (formerly known as MicroStrategy)
🏆 Ranks first globally among public companies owning more than 607,000 BTC, equivalent to about 2.9% of the total circulating supply of Bitcoin.
Accumulation began in 2020 led by Michael Saylor, using debt and equity to finance purchases. The latest purchases included an additional 6,220 BTC to remain at the top with 607,770 BTC.
In 2025, the company launched a distinct security yielding 9‑10% backed by BTC stock as a financial support wealth.
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2️⃣ Marathon Digital Holdings (MARA Holdings)
The second largest public company in Bitcoin ownership with about 46,000 to 49,000 BTC, with an estimated value exceeding $4.8 billion.
Operating within the mining sector and has massive infrastructure for continuously generating BTC, in addition to an active accumulation strategy from profits.
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3️⃣ Riot Platforms
The third largest Bitcoin mining company owns about 19,200 BTC, valued at approximately $2.3 billion.
It relies on accelerating mining operations and increasing energy efficiency to expand its BTC holdings.
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4️⃣ Galaxy Digital Holdings
A financial services company focused on crypto, owning approximately 12,800 to 15,449 BTC, with a market value exceeding $1.4 billion.
Combines trading, asset management, and investment, and is considered one of the influential players in the cryptocurrency market.
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5️⃣ Tesla, Inc.
Despite selling a significant portion of its holdings in 2022, Tesla still holds 11,509 BTC valued at nearly $1.3 billion.
The company's experiment was considered one of the most prominent entries of Bitcoin into institutional capital.
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6️⃣ Other institutional companies and major financial institutions
Coinbase holds approximately 6,885 BTC as part of its strategic treasury worth about $900 million.
CleanSpark with about 12,500 BTC, and Hut 8 with about 10,200 BTC.
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7️⃣ Huge Institutional ETFs
Grayscale Bitcoin Trust (GBTC) owns about 185,000–292,000 BTC (some sources mention 291,000), and is considered one of the largest official Bitcoin holders in the market.
BlackRock’s iShares Bitcoin Trust (IBIT) estimates its holdings to be around 275,000–696,000 BTC according to various estimates, making it one of the largest official holders of the currency.
Fidelity via FBTC holds about 199,670 BTC, and ARK 21Shares ETF owns around 52,000 BTC.
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🔍 Expert Analytical Insight
✅ Strategies like Strategy build Bitcoin as a core asset for the treasury, enhancing institutional confidence and creating a new type of reserve value.
✅ Mining companies like Marathon and Riot benefit from integrating mining with accumulation and self-purchase mechanics.
✅ Introducing ETFs like IBIT and GBTC opens the door for traditional investors to enter the market without the technical complexity of directly crypto funds.
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🧾 Important summary for beginners and investors
Strategy (MicroStrategy) leads as the most publicly owned company of Bitcoin.
MARA and Riot represent a model for companies that combine mining and accumulating BTC.
Tesla, despite the test, remained among the radio holders of Bitcoin.
The major investors in the market are ETFs like BlackRock, Grayscale, and Fidelity, who open the market to general investors.
