U.S. Treasury yields surged on Wednesday in their largest one-day move in roughly 18 months, pushing the 10-year yield to 5.113%—its highest closing level since 2007—and tightening financial conditions for mortgages, corporate borrowing and risk assets including cryptocurrencies.
The selloff was driven by a rare convergence of stronger economic data, rising oil prices, hawkish Federal Reserve commentary and a weak Treasury auction. The five-year yield rose almost 20 basis points and moved above 5% for the first time since 2007, while the 30-year yield reached its highest level since 2004. The two-year yield, which is particularly sensitive to expectations for Fed policy, rose 12 basis points to about 4.90% after briefly reaching its highest point since 2024.
Bloomberg calculations cited in the market coverage indicated that the move was dominated by rising real yields rather than a sharp change in long-term inflation expectations. Nominal 10-year yields climbed about 15 basis points, while 10-year Treasury Inflation-Protected Securities yields rose roughly 12.5 basis points. The 10-year breakeven inflation rate, a market-based gauge of expected inflation, increased by only around 2 basis points.
That pattern points to a market demanding greater compensation for holding government debt even after adjusting for inflation. For crypto markets, the result is a more difficult environment for assets that do not generate an income stream and are commonly traded with leverage.
Oil and economic data intensify rate pressure
Brent crude settled nearly 4% higher after expectations for a diplomatic easing of tensions with Iran weakened during the United Nations General Assembly in New York. Iranian President Masoud Pezeshkian said Tehran was willing to negotiate but would not accept what he called U.S. President Donald Trump’s “bullying.”
Higher oil prices can feed into transport, manufacturing and consumer costs, complicating the Federal Reserve’s effort to bring inflation back to its 2% target. Bond markets have recently become more sensitive to crude-price swings as traders assess whether energy costs could delay a sustained decline in inflation.
S&P Global’s preliminary September U.S. composite Purchasing Managers’ Index added to the day’s momentum. The survey showed U.S. business activity expanding at its fastest pace in more than five years, while employment growth accelerated to its quickest rate in more than four years, according to S&P Global.
A stronger economy can support company earnings and employment, but it also reduces the urgency for the Fed to lower interest rates. In a market already concerned about persistent inflation, the PMI figures gave traders another reason to reduce holdings of longer-dated bonds.
Federal Reserve Governor Michael Barr reinforced that message. Barr said inflation remained above the central bank’s 2% goal and had not established a clear path back toward target. Under his baseline outlook, he said further policy adjustment could be required to return inflation to the desired level in a timely manner.
Weak five-year auction exposes demand concerns
The Treasury market came under additional pressure late in the session when the U.S. Treasury sold $70 billion of five-year notes at a high yield of 5.033%. The result was about 3 basis points above the when-issued yield, the level at which the securities had been trading before the auction.
Primary dealers, the banks and securities firms required to participate in Treasury auctions, took their largest share of the sale since 2024. A larger dealer allocation generally indicates weaker demand from other buyers, such as asset managers, pension funds and foreign institutions.
The auction result sharpened a concern that has become more prominent as government borrowing remains elevated: the market must absorb large volumes of Treasury issuance at a period when yields are already high and the Fed is no longer buying bonds on the scale seen in earlier years.
The Treasury Department’s plan to repurchase up to $6 billion of debt maturing in 20 to 30 years on Thursday did little to calm the market. The operation was the second such buyback since the department expanded the program in mid-August. Long-dated yields continued to rise after the size was announced, suggesting that traders viewed the operation as too small to counter the broader selloff.
Borrowing costs reach households and crypto markets
The Treasury move rapidly flowed into consumer borrowing costs, with 30-year mortgage rates moving above 7%. Companies reliant on debt financing, including private-equity-backed businesses and highly leveraged firms, also face a more expensive funding environment.
Equities fell alongside bonds, though less severely. The S&P 500 declined about 0.8%, the Nasdaq Composite lost 1.1%, and the Dow Jones Industrial Average dropped roughly 352 points.
Crypto assets typically face two pressures when real Treasury yields rise sharply. Higher yields make short-term government debt and cash-equivalent instruments more attractive relative to volatile tokens, while expensive financing raises the cost of maintaining leveraged positions. Traders using perpetual futures, margin lending or other borrowed capital can become especially exposed when market volatility forces exchanges and lenders to raise collateral requirements or liquidate positions.
Wednesday’s price action also showed that the Treasury market’s concern extends beyond inflation. A rise led mainly by real yields implies that traders are reassessing the level of returns needed to hold long-dated U.S. debt, reflecting stronger growth data, policy expectations and supply concerns in the same move.
For digital-asset markets, that places greater attention on dollar liquidity and leverage rather than on token-specific narratives. As long as yields near 5% remain available in U.S. government securities, speculative assets will have to compete against a higher-risk-free return than they faced through much of the previous decade.
Rising Treasury yields can shake crypto too—explore how traditional rates meet digital assets in our TradFi and crypto guide.
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