The table below lists the 30 largest US BSL CLO managers, ranked by their US BSL CLO collateral AUM (as opposed to CLO liabilities), in USD billions as of September 30, 2025. Collateral AUM is used instead of CLO liabilities, as liability notionals would overstate the actual AUM.
If you have any comments on the collateral AUM figures, please email info@clopremium.co.uk.
| US BSL CLO Manager | US BSL CLO AUM ($ BN) as of 30 September 2025 | |
| 1 | Blackstone | 37.0 |
| 2 | Carlyle Group | 34.7 |
| 3 | UBS AM | 30.5 |
| 4 | CIFC Asset Management | 30.3 |
| 5 | Redding Ridge Asset Management | 29.7 |
| 6 | Octagon Credit Investors | 23.6 |
| 7 | Elmwood Asset Management | 23.4 |
| 8 | Neuberger Berman | 22.6 |
| 9 | Sound Point Capital Management | 22.3 |
| 10 | Ares Management | 22.0 |
| 11 | AGL Credit | 21.8 |
| 12 | Benefit Street Partners | 20.3 |
| 13 | PGIM | 20.1 |
| 14 | KKR Financial Advisors | 19.9 |
| 15 | Oak Hill Advisors | 19.8 |
| 16 | Palmer Square Capital Management | 19.4 |
| 17 | Napier Park Global Capital* | 19.4 |
| 18 | Onex Credit Partners | 18.3 |
| 19 | Bain Capital Credit | 18.2 |
| 20 | Anchorage Capital Group | 16.9 |
| 21 | Nuveen | 16.0 |
| 22 | CVC Credit Partners | 16.0 |
| 23 | Voya Alternative Asset Management | 16.0 |
| 24 | Blackrock Financial Management | 15.4 |
| 25 | Barings | 15.0 |
| 26 | WhiteStar | 14.4 |
| 27 | Golub Capital | 11.6 |
| 28 | Goldentree Asset Management | 11.4 |
| 29 | MJX Asset Management | 10.9 |
| 30 | Investcorp Credit Management | 10.9 |
Deals with trustee reporting dates older than three months are excluded from the calculation.
*First Eagle’s CLO platform has been fully integrated into Napier Park.
Related articles:
US BSL CLO Manager Collateral AUM Full Ranking Table (As of September 30, 2025)
US BSL CLO Manager Collateral AUM by Vintage (As of September 30, 2025)
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