For decades, US Treasuries were the safe anchor of portfolios, moving opposite to stocks during turmoil. That relationship is collapsing.

The 10-year Treasury yield hit 4.6% in mid-May 2026, the highest since early 2025. The 30-year yield surged past 5.2%-a level not seen since 2007. These moves mark a fundamental repricing of what 'safe' means in fixed income.

When inflation runs high, stock and bond correlations turn positive. The hedge becomes another source of losses. Persistent inflation keeps the Federal Reserve locked into a 'higher-for-longer' stance. Geopolitical oil volatility and fiscal concerns over US debt levels force investors to demand higher yields just to hold Treasuries.

Bitcoin’s fixed supply cap contrasts with accelerating Treasury issuance to fund deficits. When inflation erodes real bond returns, a scarce digital asset with no central issuer becomes attractive.

Corporate digital asset treasuries now hold an estimated 3.7% of Bitcoin’s total supply-a meaningful stake of a $1 trillion-plus asset, locked up by institutions that previously parked everything in short-term Treasuries and money market funds.

The market for tokenized US Treasuries-on-chain representations of government bonds-reached $15 billion by mid-May 2026. These instruments offer the yield of bonds with blockchain composability and instant settlement. For DeFi protocols, they provide yield-bearing collateral that traditional bonds cannot match without intermediaries. The use case has shifted from 'safe haven' to 'programmable yield.'

Every percentage point of yield added to long-duration Treasuries raises the opportunity cost of holding non-yielding assets, but it also undermines bonds as portfolio stabilizers. Traditional asset managers who once dismissed crypto as too volatile now face bond allocations producing equity-like drawdowns without equity-like upside.