UBSCM 2017-C4 – Deal Overview & Connected Data
Explore verified charts, linked entities, and recent activity for this CMBS deal. Data last updated January 28, 2026.2026-01-28
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Quick Answer
What is UBSCM 2017-C4? A US commercial mortgage-backed security ($818.8M; 50 loans; 98 properties).
Identifiers: Series ubscm2017-c4; CIK 1716263.
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 1716263.
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Who's Involved#
Rating AgenciesS&P, Moodys, Fitch, KBRA
Certificate AdministratorWells Fargo Bank, N.A.
Operating AdvisorPentalpha Surveillance
DepositorUBS Commercial Mortgage Securitization Corp.
TrusteeWilmington Trust, National Association
Certificate AdministratorComputershare Trust Company, N.A.
Master ServicerWells Fargo Bank, National Association
Special ServicerRialto Capital Advisors
Special ServicerSitus Holdings
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
$818,796,130Current Trust Amount
$676,451,386Number of Loans
50Number of Properties
98Average Loan Size
$14,364,844Portfolio Characteristics
Weighted Average Interest Rate
4.5%Weighted Average Term
115 monthsWA DSCR (NCF) at Issuance
2.06xWA DSCR (NCF) Current
1.98xOriginal Valuation
$7,678,610,000Current Valuation
$7,013,006,000Key Dates
Origination Date
9/19/2017Latest Valuation
10/14/2025Latest Transfer
7/15/2025Latest Return
6/26/2023Latest Modification
12/9/2021Special Servicing Status
Loans in Special Servicing
9Special Servicing Balance
$105,629,592Loans Returned to Master
9Balance Returned
$139,295,284Avg Time in Special Servicing
747 daysAvg Time to Return
474 daysValuation Changes
Updated Valuations
11Total Updated Value
$397,306,000Value Change Amount
-$284,094,000Value Change Percentage
-424.7%Modifications
Number of Modifications
10Modified Balance
$142,770,904Deal Charts
Charts showing deal performance over time.
Fund Exposure#
Source: NPORT-P & related disclosures • 2025-11-24| Fund Name | Filing Date | FIGI | LEI | Tranches | Total Value | Reporting Period |
|---|---|---|---|---|---|---|
| DoubleLine Total Return Bond Fund | 2025-11-25 | Search FIGI | Lookup LEI | B | $3,401,391 | 2026-03-31 |
| SIIT CORE FIXED INCOME FUND | 2026-01-28 | Search FIGI | Lookup LEI | A-3 | $790,992 | 2026-05-31 |
| Nationwide Strategic Income Fund | 2025-12-23 | Search FIGI | Lookup LEI | C | $757,375 | 2025-10-31 |
| Western Asset Variable Rate Strategic Fund Inc. | 2020-08-27 | Search FIGI | Lookup LEI | A-4 | $454,306 | 2020-09-30 |
| SDIT Ultra Short Duration Bond Fund | 2025-09-26 | Search FIGI | Lookup LEI | A-SB | $333,419 | 2026-01-31 |
| DoubleLine Opportunistic Core Bond ETF | 2025-11-24 | Search FIGI | Lookup LEI | A-3 | $269,133 | 2025-09-30 |
| AST Target Maturity Central Portfolio | 2025-08-27 | Search FIGI | Lookup LEI | A-3 | $241,070 | 2025-12-31 |
| Fund Name | Tranches | Ids |
|---|---|---|
| DoubleLine Total Return Bond Fund $3,401,391 2026-03-31 | B | Search FIGI Lookup LEI |
| SIIT CORE FIXED INCOME FUND $790,992 2026-05-31 | A-3 | Search FIGI Lookup LEI |
| Nationwide Strategic Income Fund $757,375 2025-10-31 | C | Search FIGI Lookup LEI |
| Western Asset Variable Rate Strategic Fund Inc. $454,306 2020-09-30 | A-4 | Search FIGI Lookup LEI |
| SDIT Ultra Short Duration Bond Fund $333,419 2026-01-31 | A-SB | Search FIGI Lookup LEI |
| DoubleLine Opportunistic Core Bond ETF $269,133 2025-09-30 | A-3 | Search FIGI Lookup LEI |
| AST Target Maturity Central Portfolio $241,070 2025-12-31 | A-3 | Search 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.
* 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.
Provenance & Documents
Issuance → amendments → reports. Tap to view on SEC.Context & Commentary#
Entity Statements
💬 Servicer Commentary
2026-01-28
Grandview Shopping Center
Matthew Florez
Prospectus ID: 18
Working with Borrower's Counsel on Equity Transfer/Guarantor Change amongst several other requests. Counsel is yet to receive full packet materials to execute the proposed Equity Transfer/Guarantor Change from Borrower.
💬 Servicer Commentary
2026-01-28
Fairmount At Brewerytown
Prospectus ID: 9A
The Loan transferred to Special Servicing on 7/15/2025 due to payment default. Special Servicer has reached out to Borrower and is evaluating the Loan and collateral. PNL has been executed. Borrower submitted a loan mod request. SS is evaluating the loan and its collateral. Ongoing discussions regarding a loan mod and bring current.
💬 Servicer Commentary
2026-01-28
Fairmount At Brewerytown
Sean McGovern
Prospectus ID: 9
The Loan transferred to Special Servicing on 7/15/2025 due to payment default. Special Servicer has reached out to Borrower and is evaluating the Loan and collateral. PNL has been executed. Borrower submitted a loan mod request. SS is evaluating the loan and its collateral. Ongoing discussions regarding a loan mod and bring current.
💬 Servicer Commentary
2026-01-28
Portfolio (4 Retail properties)
Mathieu Rosinsky
Prospectus ID: 28
The transferred to Special Servicing due to non compliance with insurance requirements. Special Servicer is pending receipt of requested due diligence items from Borrower. Continuing to correspond strictly through counsel as Borrower refuses
💬 Servicer Commentary
2026-01-28
Doubletree Berkeley Marina
Apollo Bright LLC
Prospectus ID: 23
The Loan was transferred to Special Servicing on February 27, 2025, due to an imminent monetary default. The Borrower executed a PNL on March 28, 2025, and engaged in loan modification discussions that ultimately did not materialize. The Special Servicer has engaged counsel and is evaluating its rights and remedies under the loan documents. The Borrower has resubmitted a loan modification request, which also did not materialize. The Loan continues to perform as agreed.
💬 Servicer Commentary
2026-01-28
1600 Corporate Center
Jeffrey Spangler
Prospectus ID: 14
The Loan has recently transferred due to Imminent Monetary Default. Upon transfer to Special Servicing the Borrower informed the Lender it is no longer willing to contribute additional capital to the Property and wishes to transition the Property to the Lender. A PNL has been executed and Special Servicer has engaged legal counsel. On July 25, 2023 CBRE was appointed as receiver. On November 20, 2023, the Court approved the Lender's motion for order of default, judgment of foreclosure and sale. A foreclosure sale took place Jan 19, 2024 and on Feb 22, 2024 the court approved the sale. Evaluating listing platform and brokerage teams. Taking property to market early 2026.
💬 Servicer Commentary
2026-01-28
221-223 W. Ohio & 215 W. Ohio
Gloria Flores Soto
Prospectus ID: 30
The Loan was transferred to Special Servicing on November 5, 2024, due to a payment default. A Notice of Default was sent on January 7, 2025. The Special Servicer accelerated the Loan and engaged outside counsel to enforce legal remedies. A foreclosure complaint was filed, and a Receiver was appointed on June 18, 2025. A motion for summary judgment and sale is scheduled for January 20, 2026. The Special Servicer continues to monitor the foreclosure process.
💬 Servicer Commentary
2025-12-31
401 West Ontario
Sean J. Conlon
Prospectus ID: 42
The Loan transferred to the Special Servicer on 5/19/2023 due to Imminent Monetary Default. Cash Management was triggered and Borrower was not cooperative with implementation. A notice of default was sent. A receivership order was granted by the court i n 10/2024 and the receiver is operating the property. A receivership sale is in process with a targeted closing by 12/31/2025.
External Analysis
No external analysis linked yet. Contact us to publish and link your research.Have a source-backed note on this deal? Contact us.
Datasets & API#
Machine-readable spec (ODPS): /odps/cmbs-deals.yamlGET https://api.dealcharts.org/deals/ubscm2017-c4
{
"deal_id": "ubscm2017-c4",
"issuer": "",
"shelf": "",
"issue_date": "",
"linked_entities": [
{
"role": "Rating Agencies",
"name": "S&P, Moodys, Fitch, KBRA"
},
{
"role": "Certificate Administrator",
"name": "Wells Fargo Bank, N.A."
},
{
"role": "Operating Advisor",
"name": "Pentalpha Surveillance"
},
{
"role": "Depositor",
"name": "UBS Commercial Mortgage Securitization Corp."
},
{
"role": "Trustee",
"name": "Wilmington Trust, National Association"
},
{
"role": "Certificate Administrator",
"name": "Computershare Trust Company, N.A."
},
{
"role": "Master Servicer",
"name": "Wells Fargo Bank, National Association"
},
{
"role": "Special Servicer",
"name": "Rialto Capital Advisors"
},
{
"role": "Special Servicer",
"name": "Situs Holdings"
},
{
"role": "Master Servicer",
"name": "Trimont Real Estate Advisors"
}
]
}Access the underlying datasets used to power these analytics.

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