UBSCM 2017-C4 – Deal Overview & Connected Data
Explore verified charts, linked entities, and recent activity for this CMBS deal. Data last updated September 29, 2025.2025-09-29
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Quick Answer
What is UBSCM 2017-C4? A US commercial mortgage-backed security ($818.8M; 57 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
TrusteeWilmington Trust, National Association
Certificate AdministratorComputershare Trust Company, N.A.
Operating AdvisorPentalpha Surveillance
Master ServicerTrimont Real Estate Advisors
Certificate AdministratorWells Fargo Bank, N.A.
Special ServicerSitus Holdings
Master ServicerWells Fargo Bank, National Association
DepositorUBS Commercial Mortgage Securitization Corp.
Special ServicerRialto Capital 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
$686,353,998Number of Loans
57Number of Properties
98Average Loan Size
$14,364,844Portfolio Characteristics
Weighted Average Interest Rate
4.5%Weighted Average Term
115 monthsOriginal Valuation
$7,678,610,000Current Valuation
$7,046,410,000Key Dates
Origination Date
9/19/2017Latest Valuation
5/27/2025Latest Transfer
7/15/2025Latest Return
6/26/2023Latest Modification
12/9/2021Special Servicing Status
Loans in Special Servicing
9Special Servicing Balance
$111,772,562Loans Returned to Master
9Balance Returned
$139,963,690Avg Time in Special Servicing
650 daysAvg Time to Return
474 daysValuation Changes
Updated Valuations
10Total Updated Value
$364,310,000Value Change Amount
-$268,490,000Value Change Percentage
-404.8%Modifications
Number of Modifications
10Modified Balance
$143,534,347Deal Charts
Visual analytics and interactive charts showing the deal's performance over time. Track key metrics like balance, delinquency rates, and special servicing status through interactive visualizations.
Fund Exposure#
Source: NPORT-P & related disclosures • 2025-08-28| Fund Name | Filing Date | FIGI | LEI | Tranches | Total Value | Reporting Period | 
|---|---|---|---|---|---|---|
| BlackRock Strategic Global Bond Fund, Inc. | 2025-08-26 | Search FIGI | Lookup LEI | A-S | $1,627,252 | 2025-12-31 | 
| Fidelity Total Bond ETF | 2025-07-24 | Search FIGI | Lookup LEI | A-SB | $1,591,464 | 2025-08-31 | 
| Western Asset Variable Rate Strategic Fund Inc. | 2020-08-27 | Search FIGI | Lookup LEI | A-4 | $454,306 | 2020-09-30 | 
| SIMT Core Fixed Income Fund | 2025-08-28 | Search FIGI | Lookup LEI | A-3 | $392,855 | 2025-09-30 | 
| SPDR DoubleLine Total Return Tactical ETF | 2025-08-28 | Search FIGI | Lookup LEI | X-A | $367,252 | 2025-06-30 | 
| SDIT Ultra Short Duration Bond Fund | 2025-09-26 | Search FIGI | Lookup LEI | A-SB | $333,419 | 2026-01-31 | 
| RiverNorth/DoubleLine Strategic Income Fund | 2025-08-28 | Search FIGI | Lookup LEI | B | $333,056 | 2025-09-30 | 
| SPDR Portfolio Aggregate Bond ETF | 2025-08-28 | Search FIGI | Lookup LEI | A-4 | $314,800 | 2025-06-30 | 
| AST Target Maturity Central Portfolio | 2025-08-27 | Search FIGI | Lookup LEI | A-3 | $241,070 | 2025-12-31 | 
| Western Asset Bond ETF | 2025-08-26 | Search FIGI | Lookup LEI | A-3 | $116,107 | 2026-03-31 | 
| Fund Name | Tranches | Ids | 
|---|---|---|
| BlackRock Strategic Global Bond Fund, Inc. $1,627,252 2025-12-31  | A-S | Search FIGI Lookup LEI  | 
| Fidelity Total Bond ETF $1,591,464 2025-08-31  | A-SB | Search FIGI Lookup LEI  | 
| Western Asset Variable Rate Strategic Fund Inc. $454,306 2020-09-30  | A-4 | Search FIGI Lookup LEI  | 
| SIMT Core Fixed Income Fund $392,855 2025-09-30  | A-3 | Search FIGI Lookup LEI  | 
| SPDR DoubleLine Total Return Tactical ETF $367,252 2025-06-30  | X-A | Search FIGI Lookup LEI  | 
| SDIT Ultra Short Duration Bond Fund $333,419 2026-01-31  | A-SB | Search FIGI Lookup LEI  | 
| RiverNorth/DoubleLine Strategic Income Fund $333,056 2025-09-30  | B | Search FIGI Lookup LEI  | 
| SPDR Portfolio Aggregate Bond ETF $314,800 2025-06-30  | A-4 | Search FIGI Lookup LEI  | 
| AST Target Maturity Central Portfolio $241,070 2025-12-31  | A-3 | Search FIGI Lookup LEI  | 
| Western Asset Bond ETF $116,107 2026-03-31  | A-3 | Search FIGI Lookup LEI  | 
10 of 10 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
2025-10-29
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.
💬 Servicer Commentary
2025-10-29
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 Loan has otherwise continued to perform as agreed, with no material changes to note.
💬 Servicer Commentary
2025-10-29
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 and is running a sale process.
💬 Servicer Commentary
2025-10-29
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 L ender. 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 foreclo sure sale took place Jan 19, 2024 and on Feb 22, 2024 the court approved the sale. Evaluating sales timing and listing platform. 2025 sale anticipated.
💬 Servicer Commentary
2025-10-29
Grandview Shopping Center
Matthew Florez
Prospectus ID: 18
Working with Borrower on Guarantor Change/Equity Transfer. Waiting on materials from Borrower.
💬 Servicer Commentary
2025-10-29
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. The Borrower did not execute a PNL. A Notice of Default was sent on January 7, 2025. The Special Servicer accelerated the Loan and engaged outside counsel to enfo rce legal remedies. A foreclosure complaint was filed, and a Receiver was appointed on June 18, 2025. A motion for summary judgment is scheduled for October 8, 2025.
💬 Servicer Commentary
2025-10-29
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. Continuing to correspond strictly through counsel as Borrower refuses to sign PNL to begin discus sions. Engaged in ongoing efforts regarding required insurance implementation, damage to the collateral, other outstanding noncompliance.
💬 Servicer Commentary
2025-09-29
Fairmount At Brewerytown
Prospectus ID: 9A
The Loan was transferred to the Special Servicer on 7/18/25 due to the Borrower's failure to make the May, June, and July payments. The subject Loan is a $28.0MM first lien, fixed-rate, interest-only, mortgage loan and there was also a $7.0MM B note that was paid off in 2021 as part of a change in Sponsors. The $28.0MM Loan is comprised of 2 notes, secured by the fee interest on 161 Multi-family property in Philadelphia, PA. In 2021, the Borrower's original sponsors and property manager were replaced by entitles controlled by the original LP, after the loan fell behind on monthly payments and constantly produced DSCR's <1.0X. The 2021 activities also saw the establishment of a DACA and the introduction of preferred equity into the financing stack. Hello Letters and PNA's have been sent out but the Borrower and Guarantors have not responded. Preferred equity holder has indicated they want to cure and signed PNA. Special took steps to trigger cash trap, only to discover that Borrower had stopped putting rents in deposit account in 2Q24.
External Analysis
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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": "Trustee",
    "name": "Wilmington Trust, National Association"
  },
  {
    "role": "Certificate Administrator",
    "name": "Computershare Trust Company, N.A."
  },
  {
    "role": "Operating Advisor",
    "name": "Pentalpha Surveillance"
  },
  {
    "role": "Master Servicer",
    "name": "Trimont Real Estate Advisors"
  },
  {
    "role": "Certificate Administrator",
    "name": "Wells Fargo Bank, N.A."
  },
  {
    "role": "Special Servicer",
    "name": "Situs Holdings"
  },
  {
    "role": "Master Servicer",
    "name": "Wells Fargo Bank, National Association"
  },
  {
    "role": "Depositor",
    "name": "UBS Commercial Mortgage Securitization Corp."
  },
  {
    "role": "Special Servicer",
    "name": "Rialto Capital 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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