Breaking: Metaplanet Buys $451M in Bitcoin, Stock Price Tanks

Metaplanet (TYO: 3350), aka Asia’s MicroStrategy, on Tuesday said it has acquired an additional Bitcoin for over $451 million. The latest purchase came following an almost 8% drop in its stock price to 405 JPY as BTC price remains under selling pressure.

Metaplanet Expands Total Bitcoin Treasury to 35,102 BTC

Metaplanet Inc (TYO: 3350) purchased an additional 4279 BTC at an average price of $105,412 per coin during Q4 2025, according to an official announcement on December 30.

With the latest Bitcoin buy, the company expanded its total Bitcoin treasury to 35,102 BTC worth more than $3 billion. Metaplanet purchased these BTC for nearly $3.78 billion at an average price of $107,606 per BTC.

After the latest purchase, the company now sits at an unrealized loss of almost $520.34 million. The mNAV has dropped from 1.17 to 1.03 in a single day after the announcement.

Metaplanet also confirmed the payment completion for the issuance of 23,610,000 MERCURY Class B preferred shares through third-party allotment. Moreover, the company expects to record operating revenue of JPY 4.242 billion from its Bitcoin Income business in Q4 2025.

CEO Simon Gerovich also took to X to share about the latest BTC buy with shareholders and the crypto community. He revealed that the fourth-largest Bitcoin treasury has achieved a BTC yield of 568.2% year-to-date under the accelerated Bitcoin strategy.

Metaplanet has acquired 4279 BTC during Q4 2025 for $451.06 million at ~$105,412 per bitcoin and has achieved BTC Yield of 568.2% YTD 2025. As of 12/30/2025, we hold 35,102 $BTC acquired for ~$3.78 billion at ~$107,606 per bitcoin. $MTPLF $MPJPY pic.twitter.com/AFRldH4hVI

— Simon Gerovich (@gerovich) December 30, 2025

Metaplanet Stock Slips Amid Bitcoin Treasury Expansion

Metaplanet stock (TYO: 3350) price closed 7.95% to 405 JPY as BTC price failed to hold above $90K and fell below $87K over the past 24 hours. The 24-hour low and high were 403 and 421 JPY. Also, the 24-hour trading volume was lower than the average volume of almost 34 million.

According to Yahoo Finance, the stock price has climbed almost 2% this month as mNAV recovered above 1x amid institutional support.

As CoinGape reported earlier, Metaplanet shareholders approved all five management agendas to pave the way for buying more Bitcoin to reach a target of 100,000 BTC by 2026-end.

Meanwhile, United States-listed MTPLF stock closed 4.25% lower at $2.7 on Monday. The YTD 2025 return on MTPLF stock is 16%. Whereas, MPJPY tumbled 4.20% to $2.74 on Friday, extending its fall to nearly 6% since its debut weeks ago.

Bitcoin Remains Under Pressure

BTC price dropped more than 2% to trade at $87,301 at the time of writing. The 24-hour low and high were $86,717 and $90,299, respectively. Trading volume has increased by 38% over the last 24 hours.

CoinGlass data showed mixed sentiment in the derivatives market as the total BTC futures open interest fell more than 5% to $57.41 billion in the last 24 hours. Meanwhile, BTC futures open interest on CME and Binance dropped by almost 12% and 5%, respectively.