RMBS

The structure contains seven tranches of class A notes, including two tranches for first cash flow and last cash flow, both initially exchangeable.

Issuance of securitized affordable-housing bonds reached $4.5 billion across 37 deals through August 13, already surpassing the $3.4 billion issued across 25 deals in all of 2025.

The deal will raise about $175 million in securitized bonds, backed by a pool of residential investors loans (42.1%) and traditional small-balance commercial (SBC) mortgages.

Despite the variety of loans in the pool, the vast majority of assets are considered qualified mortgages, with only 10.9% considered non-QM.

The structure includes a stop-advance feature, which will prevent the servicer from providing scheduled interest and principal on loans that are 120 days or more delinquent.

Notes are expected to pay coupons of 5.69% on the A1A notes and 5.89% on the A1B notes. Beyond that, the A2 and A3 notes pay coupons of 5.92% and 5.97%, respectively.

A mix of underwriting methods were used on the asset pool, but alternative documentation took a larger portion than the rest, accounting for 35.5%.

The RMBS deal expects to pay coupons of 4.53% on the A1A through B4 notes, virtually all the notes in the capital structure.

Almost one third of borrowers in the pool, 26.3%, are self-employed, with a non-zero weighted average (WA) average income of $832,522, and $666,211 in liquid reserves.

Servicers of ACHM Trust 2026-HE1's underlying mortgages are also not required to forward any principal and interest advances on the mortgage loans they service.