BANK 2017-BNK5 Sees Major Servicing Shift, Legal Clouds Linger

TL;DR

**This mortgage pool is undergoing a major servicing transition, but the real risk lies in the ongoing legal battles against its key financial partners, casting a shadow over the entire securitization structure.**

AI Summary

BANK 2017-BNK5, a mortgage pool, filed its 10-K for the fiscal year ended December 31, 2025, primarily detailing changes in its servicing structure and legal proceedings affecting its sponsors. The filing indicates no revenue or net income figures as it is a mortgage pool. A significant business change occurred on March 1, 2025, when Trimont LLC acquired Wells Fargo Bank, National Association's commercial mortgage servicing business, taking over as master, primary, and special servicer for BANK 2017-BNK5 and its outside pooling and servicing agreements. Several special servicer changes were also noted for specific mortgage loans, including LNR Partners, LLC for Del Amo Fashion Center mortgage loan on August 27, 2024, and K-Star Asset Management LLC for Starwood Capital Group Hotel Portfolio mortgage loan on May 5, 2023. Key risks include ongoing legal proceedings against Wells Fargo Bank, N.A. and Wilmington Trust, National Association, alleging breaches of contract and duties related to their trustee and custodian roles in other securitization transactions. The strategic outlook focuses on maintaining compliance with Regulation AB, particularly concerning servicing criteria and servicer compliance statements, which are attached as exhibits.

Why It Matters

This 10-K reveals a significant operational overhaul for BANK 2017-BNK5 with Trimont LLC taking over Wells Fargo's servicing roles, impacting how the underlying mortgage loans are managed. For investors, this change could introduce new efficiencies or challenges in loan administration, potentially affecting cash flow stability. The ongoing legal battles involving Wells Fargo Bank, N.A. and Wilmington Trust, National Association, though not directly against BANK 2017-BNK5, highlight systemic risks within the securitization market that could erode trust and increase regulatory scrutiny. Competitively, the consolidation of servicing functions under Trimont LLC could signal a shift in market dynamics for commercial mortgage servicing.

Risk Assessment

Risk Level: high — The risk level is high due to the significant legal proceedings against key entities involved in the securitization structure. Wells Fargo Bank, N.A. faced multiple lawsuits, including one from Phoenix Light SF Limited and Commerzbank AG, alleging failure to enforce repurchase obligations and notify investors of defaults, with appeals ongoing until October 2024. Additionally, Wilmington Trust, National Association was served with a civil complaint on February 3, 2026, for an unspecified amount of damages related to alleged breaches of contract and duties as custodian and indenture trustee for other asset-backed securitization transactions.

Analyst Insight

Investors should closely monitor the performance of Trimont LLC in its new servicing capacities and assess any potential impact on the mortgage pool's cash flows. Given the legal challenges faced by Wells Fargo Bank, N.A. and Wilmington Trust, National Association, investors should scrutinize the terms of their involvement and consider the broader implications for trustee and custodian liabilities across their securitized holdings.

Financial Highlights

debt To Equity

N/A

revenue

$0

operating Margin

N/A

total Assets

$0

total Debt

$0

net Income

$0

eps

N/A

gross Margin

N/A

cash Position

$0

revenue Growth

N/A

Key Numbers

• 2025-12-31 — Fiscal Year End (The period covered by this 10-K filing.)
• 2026-03-24 — Filing Date (Date the 10-K was filed with the SEC.)
• 2025-03-01 — Effective Date of Servicer Change (Trimont LLC replaced Wells Fargo Bank, National Association as servicer.)
• 2024-08-27 — Del Amo Special Servicer Change (Situs Holdings, LLC was replaced by LNR Partners, LLC for the Del Amo Fashion Center mortgage loan.)
• 2023-05-05 — Starwood Special Servicer Change (Midland Loan Services was replaced by K-Star Asset Management LLC for the Starwood Capital Group Hotel Portfolio mortgage loan.)
• 2022-06-21 — BANK 2017-BNK5 Special Servicer Change (CWCapital Asset Management LLC was replaced by LNR Partners, LLC.)
• 2022-06-22 — Olympic Tower Special Servicer Change (KeyBank National Association was replaced by Green Loan Services LLC.)
• 2026-02-03 — Wilmington Trust Lawsuit Date (Date Wilmington Trust, National Association was served with a civil complaint.)
• 2024-10 — Commerzbank Appeal Denied (The Second Circuit denied Commerzbank AG's appeal against Wells Fargo Bank, N.A.)
• 2023-05 — Phoenix Light Appeal Dismissed (Phoenix Light SF Limited dismissed its appeal against Wells Fargo Bank, N.A.)

Key Players & Entities

• BANK 2017-BNK5 (company) — issuing entity of the mortgage pool
• Trimont LLC (company) — successor master, primary, and special servicer as of March 1, 2025
• Wells Fargo Bank, National Association (company) — former master, primary, and special servicer; sponsor; defendant in legal proceedings
• Wilmington Trust, National Association (company) — defendant in a civil complaint as custodian and indenture trustee
• LNR Partners, LLC (company) — current special servicer for BANK 2017-BNK5 and Del Amo Fashion Center mortgage loan
• Green Loan Services LLC (company) — special servicer for Olympic Tower mortgage loan
• K-Star Asset Management LLC (company) — special servicer for Starwood Capital Group Hotel Portfolio mortgage loan
• Phoenix Light SF Limited (company) — plaintiff in a lawsuit against Wells Fargo Bank, N.A.
• Commerzbank AG (company) — plaintiff in a lawsuit against Wells Fargo Bank, N.A.
• Computershare Trust Company, National Association (company) — engaged to perform certificate administrator, custodian, and trustee roles as of November 1, 2021

Forward-Looking Statements

• The detailed exhibits in the 10-K will provide specific information on the performance of the underlying assets. (BANK 2017-BNK5) — high confidence, target: 2026-03-24
• Investors will scrutinize the EX-33.x and EX-35.x documents for insights into the asset-backed securities' collateral and cash flows. (investors) — medium confidence, target: 2026-03-24

FAQ

Risk Factors

• Legal Proceedings Against Sponsors [high — legal]: Ongoing legal proceedings against Wells Fargo Bank, N.A. and Wilmington Trust, National Association allege breaches of contract and duties. Wilmington Trust was served a civil complaint on February 3, 2026. These actions could impact the trust's operations and the reputation of its sponsors.
• Servicer Transition Risks [medium — operational]: The acquisition of Wells Fargo's commercial mortgage servicing business by Trimont LLC on March 1, 2025, introduces operational risks associated with transitioning servicing responsibilities. Multiple special servicer changes for specific loans, such as LNR Partners, LLC for Del Amo Fashion Center (August 27, 2024) and K-Star Asset Management LLC for Starwood Capital Group Hotel Portfolio (May 5, 2023), indicate potential instability in servicing continuity.
• Regulation AB Compliance [medium — regulatory]: Maintaining compliance with Regulation AB, particularly concerning servicing criteria and servicer compliance statements, is a key focus. Failure to meet these requirements could lead to regulatory scrutiny and potential penalties.
• Appeals in Related Litigation [low — legal]: The denial of Commerzbank AG's appeal against Wells Fargo Bank, N.A. on October 2024, and the dismissal of Phoenix Light SF Limited's appeal against Wells Fargo Bank, N.A. in May 2023, highlight ongoing legal challenges that could indirectly affect the trust or its associated parties.

Industry Context

The commercial mortgage-backed securities (CMBS) market is characterized by complex legal structures and a reliance on specialized servicers to manage diverse loan portfolios. Recent years have seen increased scrutiny on servicer performance and regulatory compliance, particularly under Regulation AB. The market is also influenced by broader economic conditions affecting real estate values and borrower repayment capabilities.

Regulatory Implications

BANK 2017-BNK5 must maintain strict adherence to Regulation AB, focusing on servicing criteria and servicer compliance statements. Any deviations could lead to regulatory investigations and potential penalties, impacting investor confidence and the trust's operational integrity.

What Investors Should Do

1. Monitor legal proceedings against Wells Fargo and Wilmington Trust for potential impacts on the trust's governance and asset performance.
2. Assess the operational stability and performance of Trimont LLC as the new master, primary, and special servicer following the acquisition.
3. Review the compliance statements related to Regulation AB to ensure ongoing adherence to disclosure and servicing standards.
4. Track any further changes in special servicers for individual loans, as this may indicate underlying asset stress or strategic shifts.

Key Dates

• 2025-03-01: Trimont LLC acquired Wells Fargo's commercial mortgage servicing business. — This marks a significant change in the master, primary, and special servicer for BANK 2017-BNK5, introducing potential operational adjustments and new points of contact.
• 2024-08-27: LNR Partners, LLC became special servicer for Del Amo Fashion Center mortgage loan. — Indicates a change in the specialized servicing for a specific loan within the pool, potentially due to performance or strategic reasons.
• 2023-05-05: K-Star Asset Management LLC became special servicer for Starwood Capital Group Hotel Portfolio mortgage loan. — Another instance of a special servicer change for a significant loan, highlighting potential shifts in asset management strategies for specific collateral.
• 2026-02-03: Wilmington Trust, National Association served with a civil complaint. — This legal action against a trustee raises concerns about potential breaches of contract and duties, which could have implications for the trust's governance and stability.
• 2024-10: Second Circuit denied Commerzbank AG's appeal against Wells Fargo Bank, N.A. — This legal outcome related to a sponsor could provide some clarity or stability in ongoing litigation involving parties connected to the securitization.
• 2025-12-31: Fiscal Year End. — Marks the end of the reporting period for the 10-K filing.

Glossary

Pooling and Servicing Agreement (PSA)

A legal contract that governs the servicing and administration of a pool of mortgage loans in a securitization. (This document is central to how the mortgage loans in BANK 2017-BNK5 are managed and serviced by various entities.)

Master Servicer

The primary entity responsible for the day-to-day servicing of a pool of mortgage loans, including collecting payments and managing escrows. (Trimont LLC's new role as master servicer signifies a key operational change for the mortgage pool.)

Primary Servicer

Handles the collection of payments from borrowers, manages escrow accounts, and performs other loan administration tasks. (Similar to the master servicer, Trimont LLC's role as primary servicer indicates a comprehensive takeover of loan administration.)

Special Servicer

An entity appointed to manage mortgage loans that are delinquent, in default, or otherwise in special servicing situations, often involving loan modifications or foreclosure. (The frequent changes in special servicers for specific loans highlight the dynamic nature of managing distressed assets within the pool.)

Regulation AB

SEC rules governing the disclosure and reporting requirements for asset-backed securities, including requirements for servicers. (Compliance with Regulation AB, particularly servicing criteria, is a critical focus for the trust and its servicers.)

Shell Company

A company that has few or no assets, operations, or business activities, often used as a vehicle for financial transactions. (The filing explicitly states that BANK 2017-BNK5 is not a shell company, clarifying its operational status.)

Year-Over-Year Comparison

As BANK 2017-BNK5 is a mortgage pool, traditional financial metrics like revenue and net income are not applicable. The primary changes from the previous filing would revolve around the significant servicer transitions, most notably Trimont LLC's acquisition of Wells Fargo's servicing business on March 1, 2025. Additionally, the filing details ongoing legal proceedings and specific special servicer changes for individual loans, which represent new or evolving risk factors compared to prior periods.

Filing Documents

• msc17bk5_10k-2025.htm (10-K) — 135KB
• msc17bk5_31.htm (EX-31) — 20KB
• msc17bk5_33-1.htm (EX-33.1) — 357KB
• msc17bk5_33-2.htm (EX-33.2) — 1420KB
• msc17bk5_33-3.htm (EX-33.3) — 703KB
• msc17bk5_33-4.htm (EX-33.4) — 3113KB
• msc17bk5_33-5.htm (EX-33.5) — 600KB
• msc17bk5_33-6.htm (EX-33.6) — 626KB
• msc17bk5_33-7.htm (EX-33.7) — 118KB
• msc17bk5_33-8.htm (EX-33.8) — 177KB
• msc17bk5_33-10.htm (EX-33.10) — 992KB
• msc17bk5_33-11.htm (EX-33.11) — 86KB
• msc17bk5_33-12.htm (EX-33.12) — 2773KB
• msc17bk5_33-13.htm (EX-33.13) — 172KB
• msc17bk5_33-17.htm (EX-33.17) — 142KB
• msc17bk5_33-18.htm (EX-33.18) — 93KB
• msc17bk5_34-1.htm (EX-34.1) — 14KB
• msc17bk5_34-2.htm (EX-34.2) — 11KB
• msc17bk5_34-3.htm (EX-34.3) — 14KB
• msc17bk5_34-4.htm (EX-34.4) — 11KB
• msc17bk5_34-5.htm (EX-34.5) — 13KB
• msc17bk5_34-6.htm (EX-34.6) — 10KB
• msc17bk5_34-7.htm (EX-34.7) — 9KB
• msc17bk5_34-8.htm (EX-34.8) — 9KB
• msc17bk5_34-10.htm (EX-34.10) — 693KB
• msc17bk5_34-11.htm (EX-34.11) — 8KB
• msc17bk5_34-12.htm (EX-34.12) — 10KB
• msc17bk5_34-13.htm (EX-34.13) — 9KB
• msc17bk5_34-17.htm (EX-34.17) — 8KB
• msc17bk5_34-18.htm (EX-34.18) — 8KB
• msc17bk5_35-1.htm (EX-35.1) — 1896KB
• msc17bk5_35-2.htm (EX-35.2) — 2593KB
• msc17bk5_35-3.htm (EX-35.3) — 1558KB
• msc17bk5_35-4.htm (EX-35.4) — 1806KB
• msc17bk5_35-5.htm (EX-35.5) — 2577KB
• msc17bk5_35-6.htm (EX-35.6) — 2224KB
• msc17bk5_35-7.htm (EX-35.7) — 79KB
• msc17bk5_35-8.htm (EX-35.8) — 191KB
• msc17bk5_35-10.htm (EX-35.10) — 1086KB
• msc17bk5_35-11.htm (EX-35.11) — 290KB
• 0001888524-26-005148.txt ( ) — 26654KB

financial statements

financial statements. Not applicable. Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant's executive officers during the relevant recovery period pursuant to 240.10D-1(b). Not applicable. Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yes ___ No X non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter. Not applicable. Indicate by check mark whether the registrant has filed all documents and reports required to be filed by Section 12, 13 or 15(d) of the Securities Exchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court. Not applicable. Indicate the number of shares outstanding of each of the registrant's classes of common stock, as of the latest practicable date. Not applicable. DOCUMENTS INCORPORATED BY REFERENCE List hereunder the following documents if incorporated by reference and the Part of the Form 10-K (e.g., Part I, Part II, etc.) into which the document is incorporated: (1)Any annual report to security holders; (2) Any proxy or information statement; and (3)Any prospectus filed pursuant to Rule 424(b) or (c) under the Securities Act of 1933. The listed documents should be clearly described for identification purposes (e.g., annual report to security holders for fiscal year ended December 24, 1980). Not applicable. EXPLANATORY NOTES The BANK 2017-BNK5 mortgage pool includes the following mortgage loans, each of which is serviced pursuant to a separate pooling and servicing agreement (each, an "Outside Pooling and Servicing Agreement")

Financial Statements and

Financial Statements and Supplementary Data. Omitted. Item 9. Changes in and Disagreements With Accountants on Accounting and Financial Disclosure. Omitted. Item 9A.

Controls and Procedures

Controls and Procedures. Omitted. Item 9B. Other Information. None. Item 9C. Disclosure Regarding Foreign Jurisdictions that Prevent Inspections. None. PART III Item 10. Directors, Executive Officers and Corporate Governance. Omitted. Item 11.

Executive Compensation

Executive Compensation. Omitted. Item 12.

Security Ownership of

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters. Omitted. Item 13. Certain Relationships and Related Transactions, and Director Independence. Omitted. Item 14. Principal Accountant Fees and Services. Omitted. ADDITIONAL DISCLOSURE ITEMS FOR REGULATION AB Item 1112(b) of Regulation AB, Significant Obligor Financial Information. Not applicable. Item 1114(b)(2) of Regulation AB, Significant Enhancement Provider Financial Information. No entity or group of affiliated entities provides any enhancement or other support for the certificates as described under Item 1114 (a) of Regulation AB. Item 1115(b) of Regulation AB, Certain Derivatives Instruments (Financial Information). No entity or group of affiliated entities provides any derivative instruments for the certificates as described under Item 1115 of Regulation AB. Item 1117 of Regulation AB, Legal Proceedings. The registrant knows of no legal proceeding pending against the sponsors, depositor, trustee, issuing entity, servicer contemplated by Item 1108(a)(3) of Regulation AB, originator contemplated by Item 1110(b) of Regulation AB, or other party contemplated by Item 1100(d)(1) of Regulation AB, or of which any property of the foregoing is the subject, that is material to security holders, other than as follows: In December 2014, Phoenix Light SF Limited (Phoenix Light) and certain related entities filed a complaint in the United States District Court for the Southern District of New York alleging claims against Wells Fargo Bank, N.A., in its capacity as trustee for a number of residential mortgage-backed securities (RMBS) trusts. Complaints raising similar allegations have been filed by Commerzbank AG in the Southern District of New York, IKB International and IKB Deutsche Industriebank (together, IKB) in New York state court, and Park Royal I LLC and Park Royal II LLC in New York state court. In each case, the plaintiffs allege that W

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