Global Weekly Fixed Income Report
US Treasuries
The release of the April 2026 Consumer Price Index (CPI) fundamentally disrupted the prevailing market consensus regarding the disinflationary trajectory of the United States economy. According to data published by the Bureau of Labor Statistics on May 12, headline CPI accelerated dramatically to 3.81% year-over-year, marking the highest annual inflation reading since 2023, accompanied by a blistering 0.64% month-over-month increase. This surge was not a generalized demand-pull phenomenon but was predominantly driven by a structural energy shock emanating from the Middle East. Energy prices advanced by an extraordinary 17.87% year-over-year and 3.81% month-over-month, accounting for more than forty percent of the overall monthly
inflationary gain. Gasoline prices alone escalated by 28.4%, exerting an immediate and highly tangible pressure on American household budgets. Food price inflation also exhibited stickiness, rising 3.18% year-over-year and 0.50% sequentially.
Beneath the headline volatility, the core components of the inflation complex offered little respite for policymakers. Core CPI, which excludes the volatile food and energy sectors, registered a 2.75% year-over-year increase and a 0.38% month-over-month gain. This indicates that while energy serves as the primary catalyst, underlying price pressures across the services sector—including housing, insurance, and medical care—remain persistently sticky and are beginning to absorb the pass-through costs of higher transportation and logistics. The Federal Reserve's preferred narrative of transient supply shocks is being severely tested by this broadening of inflationary momentum.
This consumer-level acceleration was heavily corroborated and even amplified by upstream wholesale data. The Producer Price Index (PPI) for final demand, released on May 13, surged by 6.0% year-over-year and an unexpected 1.4% month-over-month, representing the sharpest wholesale price increase since late 2022. The composition of the PPI advance underscores the severity of the industrial cost pressures. Energy costs at the producer level climbed 7.8%
sequentially and 22.7% annually, with diesel—the dominant fuel utilized in global shipping and freight—jumping 12.6% month-over-month. Core producer prices also surprised to the upside, rising 1.0% from March and 5.2% year-over-year. These upstream pricing pressures are directly increasing margin pressures on manufacturers and retailers.
