Kilambi News
Monday, October 19, 2026

CMBS rankings

Sunday, October 18, 2026

Deal rankings by realized stress, current balance, modifications, and the wait for a first downgrade.

Data as of loan data through September 2026; ratings as held in the dataset at build

Four rankings over the deal index, each linking to the deal page. Definitions are in the methods note on the market page.

Highest realized stress score

RankDealRealized stress score30+ delinquent (latest)Ever severeCurrent balance
1JPMDB Commercial Mortgage Securities Trust 2020-COR787.711.08%13.08%$606.5M
2UBS Commercial Mortgage Trust 2018-C1386.920.41%23.61%$502.7M
3CSMC 2016-NXSR Commercial Mortgage Trust85.810.37%33.45%$267.8M
4UBS Commercial Mortgage Trust 2018-C1284.510.46%25.67%$630.2M
5JPMDB Commercial Mortgage Securities Trust 2017-C583.915.07%23.27%$601.6M
6CSAIL 2017-C8 Commercial Mortgage Trust83.210.49%16.66%$652.2M
7UBS Commercial Mortgage Trust 2019-C1882.911.57%19.58%$690.5M
8CSAIL 2018-CX12 Commercial Mortgage Trust82.014.44%38.19%$573.0M
9UBS Commercial Mortgage Trust 2017-C381.69.19%23.54%$532.9M
10GS Mortgage Securities Trust 2017-GS880.414.84%21.44%$901.1M
11JPMCC Commercial Mortgage Securities Trust 2017-JP679.94.30%22.86%$548.3M
12CF 2019-CF1 Mortgage Trust79.8not yet reported26.88%$731.7M
13BMO 2024-5C7 Mortgage Trust78.812.18%9.98%$959.1M
14BMO 2024-5C5 Mortgage Trust78.88.35%7.49%$1.01B
15CITIGROUP COMMERCIAL MORTGAGE TRUST 2018-B278.612.72%14.69%$905.4M
16UBS Commercial Mortgage Trust 2017-C478.412.55%25.99%$634.6M
17CCUBS Commercial Mortgage Trust 2017-C177.315.26%15.33%$499.7M
18BBCMS Mortgage Trust 2022-C1477.020.88%17.32%$873.3M
19UBS Commercial Mortgage Trust 2018-C1476.87.54%21.36%$469.6M
20BMO 2024-5C4 Mortgage Trust76.53.78%5.20%$860.7M
21Benchmark 2018-B1 Mortgage Trust75.821.54%21.28%$745.7M
22Benchmark 2021-B29 Mortgage Trust75.312.46%15.71%$1.08B
23Benchmark 2018-B4 Mortgage Trust75.25.15%19.28%$989.0M
24CITIGROUP COMMERCIAL MORTGAGE TRUST 2017-C474.90.86%13.03%$730.5M
25BBCMS Mortgage Trust 2017-C174.89.46%22.02%$647.2M

Largest current balance

Largest share of balance ever modified

Longest wait for a first downgrade

RankDealMonths to first downgradeDelinquency threshold crossedFirst downgrade
1Wells Fargo Commercial Mortgage Trust 2018-C4374June 2020August 2026
2BBCMS Mortgage Trust 2020-C665April 2020September 2025
3UBS Commercial Mortgage Trust 2018-C963April 2019July 2024
4Wells Fargo Commercial Mortgage Trust 2017-C4162May 2020July 2025
5UBS Commercial Mortgage Trust 2018-C1060May 2020May 2025
6BANK 2018-BNK1460May 2020May 2025
7BANK 2017-BNK759May 2020April 2025
8BANK 2017-BNK458May 2020March 2025
9BANK 2017-BNK558May 2020March 2025
10Benchmark 2018-B4 Mortgage Trust58May 2020March 2025
11BANK 2018-BNK1557October 2020July 2025
12BENCHMARK 2018-B3 COMMERCIAL MORTGAGE TRUST56June 2020February 2025
13JPMCC Commercial Mortgage Securities Trust 2017-JP656May 2020January 2025
14GS Mortgage Securities Trust 2017-GS855May 2020December 2024
15GS Mortgage Securities Trust 2019-GC4255June 2020January 2025
16CD 2019-CD8 Mortgage Trust55May 2020December 2024
17CSAIL 2019-C18 Commercial Mortgage Trust55May 2020December 2024
18UBS Commercial Mortgage Trust 2019-C1855May 2020December 2024
19Benchmark 2018-B5 Mortgage Trust54February 2020August 2024
20CF 2019-CF3 Mortgage Trust54June 2020December 2024
21Morgan Stanley Capital I Trust 2019-L253May 2020October 2024
22UBS Commercial Mortgage Trust 2017-C653May 2020October 2024
23CSAIL 2018-CX11 Commercial Mortgage Trust53May 2020October 2024
24COMM 2019-GC44 Mortgage Trust53May 2020October 2024
25Morgan Stanley Capital I Trust 2017-H152May 2020September 2024

The wait is measured in months from the month a deal's 30+ delinquency share first reached the top range for its cohort to the first month any of its classes was downgraded. 96 deals crossed the same threshold and have no downgrade recorded in the dataset through September 2026.