Opaque private credit held by insurers adds a GFC-style warning to the bearish case on regional banks. About 19.7% of insurer-held private securities are unrated and rely on confidential private letter ratings, and the last time private credit avoided ratings was right before the GFC. Insurance regulators now require disclosure of every private placement. A quoted post notes firms are switching ratings agencies on downgrades at the fastest rate since the GFC. x.com