Barclays Commercial Mortgage Securities LLC filed a Current Report on Form 8-K with the Securities and Exchange Commission on October 9, 2026, regarding the formation of a new commercial mortgage-backed security (CMBS) trust. The filing details the execution of agreements to sell a pool of commercial mortgage loans to the trust, known as BBCMS Mortgage Trust 2026-5C43.

The trust is scheduled to close on October 29, 2026. The filing outlines agreements with multiple underwriters and purchasers. Barclays Capital Inc., Wells Fargo Securities LLC, Citigroup Global Markets Inc., Deutsche Bank Securities Inc., UBS Securities LLC, Natixis Securities Americas LLC, Bancroft Capital, LLC, and Academy Securities, Inc. are named as underwriters. They have agreed to purchase the Public Certificates, which will have an aggregate initial principal amount of $883,116,000.

Separately, the same group of entities is designated as Initial Purchasers for the Private Certificates. These certificates will have an aggregate initial principal amount of $106,370,532. The sale of these Private Certificates will be exempt from registration under the Securities Act of 1933, pursuant to Section 4(a)(2).

The filing also lists the servicers and advisors involved in the transaction. Trimont LLC is named as the master servicer, and Rialto Capital Advisors, LLC is the special servicer. Computershare Trust Company, National Association, will serve as the certificate administrator and trustee. Park Bridge Lender Services LLC is listed as the operating advisor and asset representations reviewer.

The assets of the trust consist of 43 commercial, multifamily, and manufactured housing community mortgage loans. The filing identifies the sellers of these loans, including Barclays Capital Real Estate Inc., Wells Fargo Bank, National Association, RREF V - D Direct Lending Investments, LLC, Citi Real Estate Funding Inc., Natixis Real Estate Capital LLC, German American Capital Corporation, Starwood Mortgage Capital LLC, UBS AG New York Branch, and BSPRT CMBS Finance, LLC.