US borrowing costs hit highest level since 2007 as oil prices jump

by | Sep 17, 2026 | Business

US borrowing costs hit highest level since 2007 as oil prices jump

The 10-year Treasury yield climbed to as high as 5.04%, marking its highest point since 2007, reflecting broader concerns about rising inflation tied to elevated oil prices. The global benchmark crude price reached over $109 per barrel on Tuesday, up significantly from around $86 at the end of August, following renewed worries about Saudi Arabia’s oil export capacity amid heightened regional tensions.

Government bond yields have been rising across global markets for several months, with market participants attributing the movement to inflation expectations stemming from the oil price surge. The US Treasury Department has undertaken bond repurchase operations in an effort to moderate the 10-year yield, with Treasury Secretary Scott Bessent characterizing these efforts as effective. The yield increase reflects multiple underlying pressures on the borrowing market, including investor concerns about the Federal Reserve’s potential policy response to inflationary pressures.

Investors are currently pricing in the possibility that Federal Reserve Chair Kevin Warsh may raise interest rates to address inflation driven by higher energy costs. This expectation contrasts with the stated preference of President Donald Trump, who has historically favored lower rates as beneficial for economic growth and has expressed disagreement with previous Fed leadership on rate policy decisions. Additionally, competition for capital from artificial intelligence companies is contributing to upward pressure on yields, as major technology firms borrow substantial sums to finance data center construction, which in turn affects broader government borrowing costs.

According to Carol Schleif, chief market strategist at BMO Wealth Management, bond markets have been signaling for weeks that elevated interest rates may prove necessary. While this year’s rise in borrowing costs has proceeded in an orderly fashion rather than through sudden movements, analysts suggest that rates could remain elevated if geopolitical tensions and energy prices persist as primary market concerns.

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