Czech Central Bank Governor Warns of Bitcoin Volatility Despite Diversification Benefits

Alex Michl, Governor of the Czech National Bank (CNB), cautioned investors and policymakers about the extreme volatility of Bitcoin during a speech at the Bitcoin 2026 conference in Las Vegas. Michl noted that while the asset can offer high returns, its risk profile remains significant, stating that the price could either climb significantly or drop to zero. Despite these warnings, the CNB has taken steps to understand the digital asset class. In November, the institution established a $1 million test portfolio comprising Bitcoin, a USD stablecoin, and a tokenized deposit. This pilot program was designed to provide the central bank with hands-on experience with blockchain-based assets and evaluate how they might redefine national payment and financial systems. According to a CNB study, Bitcoin exhibits a low long-term correlation with many traditional assets, meaning it does not typically move in the same direction as other holdings. Michl compared the asset to venture capital, noting that it provides similar diversification benefits but with significantly higher liquidity. The research suggested that small allocations could potentially increase overall portfolio returns without proportionally increasing risk. However, the practical application of these findings remains limited. A study dated February 2026 reveals that the CNB's Bank Board decided not to invest the country's foreign exchange reserves in Bitcoin at this time. Michl emphasized the necessity of a diversified portfolio, arguing that because any single asset—including bonds and stocks—can fail, it is unwise to concentrate bets on one instrument.