MicroStrategy Reverses BTC Transfer as BitMine Expands ETH Holdings

MicroStrategy Withdraws 411.5 BTC From Coinbase Prime – Ethereum Buyer BitMine Expands Holdings With $50.6 Million Purchase

Key Takeaways

• MicroStrategy withdrew 411.5 BTC from Coinbase Prime hours after depositing the funds, reversing market concerns about a potential sale.
• Polymarket odds of a MicroStrategy Bitcoin sale in 2026 rose above 90% following the initial transfer and later eased after the withdrawal.
• MicroStrategy holds 843,738 BTC valued at more than $62 billion and has not purchased additional Bitcoin since May 18.
• BitMine Immersion Technologies acquired 25,000 ETH for $50.6 million, increasing its total holdings to about 5.39 million ETH.
• An early Ethereum holder sold 55,000 ETH and 9,442 wstETH over the past week at an average price of $2,041 per ETH.

MicroStrategy Reverses Coinbase Prime Transfer After Market Reaction

MicroStrategy, the largest corporate holder of Bitcoin, moved 411.5 BTC to Coinbase Prime before withdrawing the same amount hours later. The brief deposit marked the company’s first direct exchange transaction in nearly two years, according to on chain tracking accounts.

The transfer was executed in two batches of roughly 205 BTC each, accompanied by smaller wallet transactions. The move immediately drew attention across crypto markets because MicroStrategy has historically accumulated Bitcoin rather than selling it.

Earlier in the week, company chairman Michael Saylor had indicated that the firm could sell some Bitcoin before year end, citing dividend and capital needs. That statement had already influenced prediction market pricing. When the Coinbase Prime deposit became visible on chain, Polymarket odds of MicroStrategy selling any Bitcoin in 2026 rose above 90%.

Shortly after, on chain data showed that the 411.5 BTC had been withdrawn back from Coinbase Prime. The reversal reduced immediate concerns of an imminent sale. Polymarket odds eased following the withdrawal but remained elevated compared to previous levels.

Bitcoin was trading near $73,532 at the time, with limited spillover effects reported among other publicly listed Bitcoin treasury companies. The episode highlights how closely corporate treasury movements are monitored by market participants and how rapidly sentiment can shift based on wallet activity.

MicroStrategy’s Current Bitcoin Position and Accumulation Pause

MicroStrategy currently holds 843,738 BTC, valued at more than $62 billion based on prevailing prices. The company has not added to its Bitcoin holdings since May 18. According to the available data, this marks the longest pause in its pattern of weekly accumulation during a period in which broader corporate Bitcoin treasury demand has softened.

For users following crypto focused financial products or platforms that offer exposure to corporate treasury strategies, these holdings remain significant. Even minor changes in MicroStrategy’s position can influence short term market expectations because of the company’s scale.

The recent sequence of deposit and withdrawal does not indicate an executed sale. However, the reaction in prediction markets and the visibility of wallet movements underline the degree of transparency that on chain data provides. For crypto users, this transparency allows near real time tracking of large holders and corporate actors.

BitMine Immersion Technologies Expands Ethereum Accumulation

On the same day as the MicroStrategy transfer, BitMine Immersion Technologies purchased 25,000 ETH for $50.6 million. The acquisition took place while Ether was trading below $2,100.

Following the purchase, BitMine’s total Ethereum holdings reached approximately 5.39 million ETH. This represents about 4.47% of the total supply and moves the company closer to a previously stated target of 5% for the year.

Ether was trading near $2,011 after a 10% decline over the past month. The timing of the purchase indicates that BitMine increased its exposure during a period of price weakness.

The company stakes more than 4.7 million ETH through its Made in America Validator network. According to the data provided, this staking activity generates an annualized yield of roughly $276 million. The combination of large scale holdings and staking positions places BitMine among the most significant corporate participants in the Ethereum network.

Backers including ARK Invest and Founders Fund maintain exposure to the company. Despite the scale of its ETH holdings, BMNR shares are reported to trade below net asset value, even as unrealized losses on its Ethereum position are recorded.

Contrasting Flows: Corporate Accumulation and Early Holder Selling

While BitMine added to its Ethereum holdings, on chain data shows that an early Ethereum holder reduced exposure. Over the past week, this wallet sold 55,000 ETH worth $112.25 million and 9,442 wstETH worth $24 million, at an average price of $2,041 per ETH.

These transactions illustrate divergent strategies within the same market environment. Corporate entities such as BitMine are increasing long term positions and staking activity, while some early holders are realizing liquidity at current price levels.

For users of crypto platforms, including those evaluating payment options in betting or gaming environments, such flows can influence short term liquidity and price stability. Large transactions from either corporate treasuries or early adopters are visible on chain and can affect market sentiment even before any formal announcement.

Our Assessment

The brief transfer and withdrawal of 411.5 BTC by MicroStrategy triggered a measurable reaction in prediction markets but did not result in a confirmed sale. The company continues to hold 843,738 BTC and has paused additional purchases since May 18.

At the same time, BitMine Immersion Technologies expanded its Ethereum position by 25,000 ETH, bringing total holdings to approximately 5.39 million ETH, while an early Ethereum holder sold significant amounts of ETH and wstETH. Together, these developments show how corporate treasury decisions and large wallet movements remain closely monitored indicators in the crypto market environment.