Private credit market shows deepening stress as stricter underwriting and wider spreads threaten to choke leveraged buyout pipelines and squeeze PE portfolio companies

The $3 trillion private credit market — the pool of lending provided by non-bank funds rather than traditional commercial banks — is showing increasing signs of structural strain, with direct implications for leveraged buyout (LBO — a transaction where a company is acquired primarily using borrowed money) activity and existing private equity portfolio companies. About 80% of all private equity leveraged buyouts are now funded by private credit rather than syndicated bank loans, according to Johns Hopkins Carey Business School senior finance lecturer Professor Jeffrey Hooke. This deep entanglement means that any tightening of private credit conditions transmits directly into PE deal activity. Lenders are now demanding wider spreads (the additional interest rate charged above a benchmark rate, compensating for credit risk) and stronger covenant (contractual promise) protections, making new financings more expensive and restrictive. For companies already owned by PE firms, the impact is acute: higher interest burdens on existing floating-rate debt, tougher refinancing conditions as existing facilities mature, and reduced headroom under financial maintenance tests. PitchBook analyst Kyle Walters has described the two sectors as 'structurally entangled when it comes to deal activity.' The stress follows a period of rapid expansion in which private credit funds — including vehicles managed by firms such as Apollo, , and — displaced banks as the primary financing engine for mid-market and large-cap buyouts. One major institution reportedly had in exposure to private credit in Q1 2026, part of its broader lending to non-bank financial institutions. As conditions tighten, the legal architecture of direct lending — including PIK (payment-in-kind — interest accrued rather than paid in cash) toggle provisions, covenant waiver mechanics, and intercreditor arrangements — will face its first serious stress-test cycle.