Fallen Angel Bond
A fallen angel bond is a corporate bond that was originally issued with an investment-grade credit rating but has subsequently been downgraded to speculative-grade (high-yield or junk) status by one or more major credit rating agencies, typically due to deterioration in the issuer's financial condition.
The fallen angel designation describes a specific transition rather than a static credit category. When a bond is issued at investment-grade, it is eligible to be held by institutional investors — including pension funds, insurance companies, and many bank trust accounts — that are restricted by mandate or regulation from holding speculative-grade debt. A downgrade below investment-grade (below BBB- by S&P or Baa3 by Moody's) forces these investors to sell the bond, often creating significant forced selling pressure that drives the price down sharply.
This forced-sale dynamic is what distinguishes fallen angels from bonds that were issued as high-yield from the start. Because institutional sellers are compelled to exit regardless of price, fallen angel bonds frequently trade at discounted prices that do not fully reflect their underlying fundamental value relative to other speculative-grade issuers. High-yield investors who specialize in fallen angels attempt to exploit this mispricing by stepping in as the forced sellers exit.
Several dedicated exchange-traded funds and institutional strategies focus specifically on the fallen angel segment of the high-yield market. Proponents argue that the forced-selling effect creates a structural edge: fallen angel bonds on average carry higher credit quality metrics than bonds originally issued as junk, because they were investment-grade at issuance and may have experienced only a cyclical rather than secular deterioration in credit quality. Critics note that fallen angels also include genuinely distressed credits in structural decline.
The volume of fallen angels accelerated sharply during the COVID-19 economic shock in 2020, when pandemic-related revenue disruptions caused multiple large investment-grade issuers in the energy, retail, and airline sectors to lose their investment-grade ratings. The Federal Reserve's decision to purchase high-yield ETFs for the first time in its history — explicitly including fallen angels in the eligibility criteria — was a direct policy response to the market dislocation caused by this wave of downgrades.
Fallen angels should be distinguished from rising stars, which are bonds upgraded from high-yield to investment-grade, a transition that typically produces the opposite price effect as investment-grade mandated buyers become eligible to purchase the security.