Credit downgrades loom as stagflation risks mount

The convergence of persistent inflationThe rate at which prices rise across an economy. and slowing growth is forcing credit rating agencies to reassess risk. BlackRock's municipal bond head Pat Haskell warned that the market for state and local government debt is becoming "less forgiving," signaling higher downgrade risk as tax revenue growth lags spending pressures from inflation. BlackRock also noted that increased downgrades are looming for state borrowers, particularly those reliant on sales taxes or sensitive to energy-driven cost inflation. This is a material reversal from 2023-24 when credit conditions were stable.

Corporate credit is under similar pressure. Energy inflationThe rate at which prices rise across an economy. is squeezing margins across consumer staples, logistics, and manufacturing. Companies with limited pricing power (consumer discretionary, packaged goods) face the highest downgrade risk if gross margins fall below covenant thresholds. Banking sector credit quality is stabilizing, as higher net interest margins offset loan growth headwinds, but the lag indicators suggest that loan-loss reserves will need rebuilding if the macro backdrop deteriorates further. Turkish banks and emerging-market lenders face the sharpest pressure, as currency weakness and imported inflation erode borrower repayment capacity.

The negative feedback loop is concerning: downgrades widen credit spreads, raising refinancing costs for issuers, which further pressures margins and increases bankruptcy risk. Municipal revenue bonds in less diversified economies (e.g., states dependent on tourism or energy extraction) are most vulnerable. This dynamic supports a steeper yield curvePlot of bond yields across maturities. and widens credit risk premia, benefiting high-quality credit and disadvantaging lower-rated issuers.

The only offset is that corporate earnings remain resilient so far, with first-quarter results still beating expectations. If companies can pass through cost inflationThe rate at which prices rise across an economy. to customers without losing volume, downgrades may remain contained. However, the two-quarter lag between cost shock and earnings deterioration suggests that Q2-Q3 earnings revisions could trigger a wave of rating actions.