BMO 2025-5C12 Mortgage Trust Reports Special Servicer Change

What Happened

• BMO 2025-5C12 Mortgage Trust filed an 8-K (Item 8.01) reporting that, effective August 18, 2026, the controlling class representative under the VRTX 2025-HQ Trust servicing agreement terminated Situs Holdings, LLC as special servicer for the Vertex HQ mortgage loan and appointed Argentic Services Company LP as successor special servicer. The change is documented by an Assumption of Special Servicer Obligations dated August 18, 2026 (Exhibit 20.1).

Key Details

• Mortgage asset affected: the Mortgage Loan identified as Vertex HQ on the trust’s Mortgage Loan Schedule.
• Prior special servicer: Situs Holdings, LLC; successor special servicer: Argentic Services Company LP.
• Governing agreements referenced: the BMO 2025-5C12 PSA (dated Oct 1, 2025) and the VRTX 2025-HQ TSA (dated Aug 1, 2025).
• Effective date of servicer change: August 18, 2026; related Assumption of Special Servicer Obligations attached as Exhibit 20.1.

Why It Matters

• The special servicer handles default management, workouts and enforcement actions for troubled or non-performing commercial mortgage loans. A change in special servicer may affect how the Vertex HQ loan is overseen and how any remediation or enforcement steps are handled.
• For investors in the BMO 2025-5C12 trust, this is a governance/operational update about who will manage the loan-level servicing and recovery efforts; the filing does not report any financial results or changes to payment terms.