US CLO Collateral AUM Trends Since 2012: Breakdown by BSL and MM Loans

Given the significantly smaller base of US MM CLO AUM, it is unsurprising that annual growth has continued to remain in double figures. In contrast, US BSL CLO AUM recorded growth rates of just 3.3% and 4.3% in 2024 and 2023, respectively, both of which were lower than the 9.2% growth rate recorded in 2020.