US Investment-Grade Bond Funds Suffer Record $7.1 Billion Outflow on Inflation Fears

U.S. investment-grade bond funds experienced their largest weekly withdrawal on record as a sharp rise in oil prices fueled inflation fears and sent Treasury yields soaring. Investors pulled a net $7.1 billion from the funds in the week ending July 22, a move driven by concerns over the path of U.S. monetary policy, according to data from LSEG Lipper.

Record Withdrawals Amid Rate Sensitivity

The historic outflow highlights investor anxiety surrounding fixed-rate corporate debt in an environment of rising interest rates. The weekly withdrawal was punctuated by a record single-day outflow of $8.2 billion on July 20.

Investment-grade bonds, which typically have longer maturities and lower coupons, are particularly sensitive to moves in government bond yields. As yields rise, the price of existing bonds with lower fixed payments falls, leading investors to sell their holdings to avoid further losses.

Oil Surge Shifts Fed Expectations

The primary catalyst for the selloff was a surge in oil prices, which have climbed nearly 40% this month to over $100 a barrel amid geopolitical tensions. This spike has intensified concerns about inflation, prompting traders to re-evaluate the Federal Reserve's next move.

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According to the CME Group's FedWatch tool, traders have more than doubled the implied probability of a Fed rate hike at its upcoming meeting to approximately one in three. This shift in sentiment triggered a selloff in U.S. Treasuries, pushing the benchmark 10-year yield to its highest level since January 2025.

High-Yield Debt Sees Inflows

In contrast to the flight from investment-grade debt, riskier credit assets proved more resilient. High-yield bond funds attracted net inflows of about $534 million, while leveraged-loan funds also saw modest inflows, the LSEG Lipper data showed.

These asset classes are less exposed to rising government bond yields. High-yield bonds typically offer higher coupons and have shorter maturities, while leveraged loans carry floating interest rates that adjust with market changes. This divergence is reflected in performance, with the iShares iBoxx $ Investment Grade Corporate Bond ETF falling 2.58% this month, compared to a much smaller 0.93% decline for its high-yield counterpart.