BANK 2017-BNK4

Explore verified charts, linked entities, and recent activity for this CMBS deal. Data last updated March 30, 2026.
2026-03-30
Coverage: Freshness: Latency: Last schema change:

Quick Answer

What is BANK 2017-BNK4? A US commercial mortgage-backed security ($1.0B; 51 loans; 71 properties).

Identifiers: Series bank2017-bnk4; CIK 1698685.

Unique value: Dealcharts provides computed pool metrics, time-series performance analysis, and cross-deal comparisons not available in raw SEC EDGAR filings.

Sources: SEC EDGAR CIK 1698685.

Machine-readable data: https://dealcharts.org/llm/facts/bank2017-bnk4.json · API docs
📋 Quick Links
🏢 Entities
10
📈 Metrics
34
📊 Charts
15
💰 Fund Holdings
7
📄 Documents
3
💬 Analysis & Commentary
2
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Who's Involved#

Rating AgenciesMoodys, Fitch, KBRA
Controlling ClassRREF III Debt AIV, LP or another affiliate of Rialto Capital Advisors, LLC.
Certificate AdministratorComputershare Trust Company, N.A.
Special ServicerRialto Capital Advisors
Operating AdvisorPentalpha Surveillance
Master ServicerWells Fargo Bank, National Association
Certificate AdministratorWells Fargo Bank, N.A.
DepositorWells Fargo Commercial Mortgage Securities, Inc.
TrusteeWilmington Trust, National Association
Master ServicerTrimont Real Estate Advisors

Deal Metrics

Key performance indicators and statistics tracking the deal's current status and history.

Deal Overview

Original Trust Amount
$1,009,263,000
Current Trust Amount
$836,702,766
Number of Loans
51
Number of Properties
71
Average Loan Size
$20,597,204

Portfolio Characteristics

Weighted Average Interest Rate
4.8%
Weighted Average Term
114 months
WA DSCR (NCF) at Issuance
1.76x
WA DSCR (NCF) Current
1.62x
Original Valuation
$3,687,650,000
Current Valuation
$3,378,185,000

Key Dates

Origination Date
3/22/2017
Latest Valuation
11/25/2022
Latest Transfer
5/15/2025
Latest Return
3/29/2023
Latest Modification
10/13/2021

Special Servicing Status

Loans in Special Servicing
2
Special Servicing Balance
$102,413,112
Loans Returned to Master
2
Balance Returned
$37,960,129
Avg Time in Special Servicing
868 days
Avg Time to Return
940 days

Valuation Changes

Updated Valuations
2
Total Updated Value
$66,900,000
Value Change Amount
-$6,000,000
Value Change Percentage
-40.5%

Modifications

Number of Modifications
4
Modified Balance
$76,054,973

Deal Charts

Charts showing deal performance over time.

Geographic Distribution - BANK 2017-BNK4 - All States
2026-03-30

Fund Exposure#

Source: NPORT-P & related disclosures • 2026-02-26
Fund NameFiling DateFIGILEITranchesTotal ValueReporting Period
Short-Term Bond Fund of America2026-01-29Search FIGILookup LEIA-3, A-4$13,621,3732026-08-31
Intermediate Bond Fund of America2026-01-29Search FIGILookup LEIA-3$11,369,0602026-08-31
DoubleLine Total Return Bond Fund2026-02-26Search FIGILookup LEIC, X-A$3,544,5922026-03-31
Bond Fund of America2026-02-26Search FIGILookup LEIA-3, A-4$3,270,9542025-12-31
NYLI MacKay Strategic Bond Fund2026-03-26Search FIGILookup LEIC$1,815,2832026-10-31
VOYA SECURITIZED CREDIT FUND2025-08-25Search FIGILookup LEID$1,184,2052026-03-31
Voya Balanced Income Portfolio2025-08-26Search FIGILookup LEID$385,1142025-12-31
Fund NameTranchesIds
Short-Term Bond Fund of America
$13,621,373
2026-08-31
A-3, A-4Search FIGI
Lookup LEI
Intermediate Bond Fund of America
$11,369,060
2026-08-31
A-3Search FIGI
Lookup LEI
DoubleLine Total Return Bond Fund
$3,544,592
2026-03-31
C, X-ASearch FIGI
Lookup LEI
Bond Fund of America
$3,270,954
2025-12-31
A-3, A-4Search FIGI
Lookup LEI
NYLI MacKay Strategic Bond Fund
$1,815,283
2026-10-31
CSearch FIGI
Lookup LEI
VOYA SECURITIZED CREDIT FUND
$1,184,205
2026-03-31
DSearch FIGI
Lookup LEI
Voya Balanced Income Portfolio
$385,114
2025-12-31
DSearch FIGI
Lookup LEI
7 of 7 funds* Use toggle buttons to sort
* This table is not yet exhaustive. It is a new feature and contains only the funds we have found so far based on the tranche identifiers we know about. We are still working on it!
* The FIGI Search url provided for each fund will link you to the OpenFIGI search page to lookup FIGI identifiers.
* Reporting Period represents the reporting period end date from the NPORT-P filing.
* For full disclosures, please visit our disclosures page.
Filings are mapped to tranches/deals with normalized identifiers.Quality & lineageFund not listed or misattributed? Contact us at support@cmdrvl.com to ensure accurate exposure mapping.

Provenance & Documents

Issuance → amendments → reports. Tap to view on SEC.
2026-03-30
Latest
Monthly Remittance Report
Document filing with updated information.
View on SEC →
2017-03-29
Annex A
Document filing with updated information.
View on SEC →
2017-03-29
Final Termsheet
Document filing with updated information.
View on SEC →

Context & Commentary#

Entity Statements

💬 Servicer Commentary

2026-03-30
Key Center Cleveland
Malisse J. Sinito
Prospectus ID: 10
Key Center remains in special servicing as there is continued volatility in leasing and the borrower continues to try and raise new equity to fund leasing and PIP costs. The Lender previously approved an office lease in which the Borrower was responsible for over $12.7M in leasing costs. To date the tenant and Borrower (landlord) are still negotiating the final timing for the cost to be paid. In addition, the Borrower is still working with Marriott to complete a PIP. Current property
Open Deal →

💬 Servicer Commentary

2026-03-30
Portfolio (3 Office properties)
Prospectus ID: 1
Loan transferred to Special Servicer 5/15/2025. Borrower has executed the Pre-Negotiation Letter and has submitted Due Diligence. Special Servicer evaluating workout proposal from Borrower. Borrower no longer wished to fund Operating Expenses. Discussing possible appointment of a Receiver while continuing workout discussions.
Open Deal →

External Analysis

No external analysis linked yet. Contact us to publish and link your research.
All items include provenance (author, timestamp, source).Have a source-backed clarification? Contact us.
Have a source-backed note on this deal? Contact us.

Datasets & API#

Machine-readable spec (ODPS): /odps/cmbs-deals.yaml
GET https://api.dealcharts.org/deals/bank2017-bnk4
{
  "deal_id": "bank2017-bnk4",
  "issuer": "",
  "shelf": "",
  "issue_date": "",
  "linked_entities": [
  {
    "role": "Rating Agencies",
    "name": "Moodys, Fitch, KBRA"
  },
  {
    "role": "Controlling Class",
    "name": "RREF III Debt AIV, LP or another affiliate of Rialto Capital Advisors, LLC."
  },
  {
    "role": "Certificate Administrator",
    "name": "Computershare Trust Company, N.A."
  },
  {
    "role": "Special Servicer",
    "name": "Rialto Capital Advisors"
  },
  {
    "role": "Operating Advisor",
    "name": "Pentalpha Surveillance"
  },
  {
    "role": "Master Servicer",
    "name": "Wells Fargo Bank, National Association"
  },
  {
    "role": "Certificate Administrator",
    "name": "Wells Fargo Bank, N.A."
  },
  {
    "role": "Depositor",
    "name": "Wells Fargo Commercial Mortgage Securities, Inc."
  },
  {
    "role": "Trustee",
    "name": "Wilmington Trust, National Association"
  },
  {
    "role": "Master Servicer",
    "name": "Trimont Real Estate Advisors"
  }
]
}


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CMBS Fund Holdings Dataset

Filing data from sec.gov NPORT-P to produce the Fund Holdings table.

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