UBSCM 2018-C15 – 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
Coverage: Freshness: Latency: Last schema change:

Quick Answer

What is UBSCM 2018-C15? A US commercial mortgage-backed security ($646.6M; 33 loans; 45 properties).

Identifiers: Series ubscm2018-c15; CIK 1760337.

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 1760337.

📋 Quick Links
🏢 Entities
6
📈 Metrics
34
📊 Charts
14
💰 Fund Holdings
3
📄 Documents
6
💬 Analysis & Commentary
3
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Who's Involved#

Rating AgenciesMoodys, Fitch, KBRA
Special ServicerK-Star Asset Management
Special ServicerMidland Loan Services
DepositorUBS Commercial Mortgage Securitization Corp.
Operating AdvisorPentalpha Surveillance
Master ServicerMidland Loan Services

Deal Metrics

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

Deal Overview

Original Trust Amount
$646,585,000
Current Trust Amount
$442,452,161
Number of Loans
33
Number of Properties
45
Average Loan Size
$15,770,366

Portfolio Characteristics

Weighted Average Interest Rate
5.1%
Weighted Average Term
114 months
WA DSCR (NCF) at Issuance
1.96x
WA DSCR (NCF) Current
1.65x
Original Valuation
$4,140,495,000
Current Valuation
$4,122,150,000

Key Dates

Origination Date
12/4/2018
Latest Valuation
1/6/2023
Latest Transfer
10/27/2025
Latest Return
11/1/2023
Latest Modification
12/6/2020

Special Servicing Status

Loans in Special Servicing
2
Special Servicing Balance
$21,752,260
Loans Returned to Master
3
Balance Returned
$46,330,300
Avg Time in Special Servicing
123 days
Avg Time to Return
748 days

Valuation Changes

Updated Valuations
4
Total Updated Value
$198,400,000
Value Change Amount
-$93,900,000
Value Change Percentage
-120.1%

Modifications

Number of Modifications
6
Modified Balance
$79,696,350

Deal Charts

Charts showing deal performance over time.

Geographic Distribution - UBSCM 2018-C15 - All States
2026-01-28

Fund Exposure#

Source: NPORT-P & related disclosures • 2025-02-28
Fund NameFiling DateFIGILEITranchesTotal ValueReporting Period
Global Bond Fund2025-09-24Search FIGILookup LEID$1,809,9892025-10-31
NB Private Markets Access Fund LLC2025-02-28Search FIGILookup LEIA-SB$673,1222025-03-31
Clarion Partners Real Estate Income Fund Inc.2025-02-26Search FIGILookup LEIC$594,1652024-12-31
Fund NameTranchesIds
Global Bond Fund
$1,809,989
2025-10-31
DSearch FIGI
Lookup LEI
NB Private Markets Access Fund LLC
$673,122
2025-03-31
A-SBSearch FIGI
Lookup LEI
Clarion Partners Real Estate Income Fund Inc.
$594,165
2024-12-31
CSearch FIGI
Lookup LEI
3 of 3 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 data@dealcharts.org to ensure accurate exposure mapping.

Provenance & Documents

Issuance → amendments → reports. Tap to view on SEC.
2026-01-28
Latest
Monthly Remittance Report
Document filing with updated information.
View on SEC →
2018-12-28
Final Prospectus
Document filing with updated information.
View on SEC →
2018-12-10
Annex A
Document filing with updated information.
View on SEC →
2018-12-10
Preliminary Prospectus
Document filing with updated information.
View on SEC →
2018-12-10
Final Termsheet
Document filing with updated information.
View on SEC →
2018-12-06
Preliminary Termsheet
Document filing with updated information.
View on SEC →

Context & Commentary#

Entity Statements

💬 Servicer Commentary

2026-01-28
Prospectus ID: 26A5
12/11/2025 - The Loan transferred to Special Servicing as of 10/28/2025 for imminent default. The collateral consists of a 347,758 SF, five-story vertical urban power center located on Colesville Road in Downtown Silver Spring, Maryland, approximat ely 6.6 miles north of Washington, D.C. Borrower has relayed to the Master that they do not plan infuse equity to address outstanding payables. The Special Servicer is in the process of reviewing the loan file and establishing contact with the Borrower re presentative to begin discussions/ negotiations for a potential resolution. An updated appraisal has been order.
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💬 Servicer Commentary

2026-01-28
Prospectus ID: 26A4
12/11/2025 - The Loan transferred to Special Servicing as of 10/28/2025 for imminent default. The collateral consists of a 347,758 SF, five-story vertical urban power center located on Colesville Road in Downtown Silver Spring, Maryland, approximat ely 6.6 miles north of Washington, D.C. Borrower has relayed to the Master that they do not plan infuse equity to address outstanding payables. The Special Servicer is in the process of reviewing the loan file and establishing contact with the Borrower re presentative to begin discussions/ negotiations for a potential resolution. An updated appraisal has been order.
Open Deal →

💬 Servicer Commentary

2026-01-28
345 Flats
Brian Nelson
Prospectus ID: 19
12/11/2025 - The Loan transferred to special servicing effective 10/24/2025. The loan is paid through the November 2025 payment. Various issues relating to insurance, mechanics liens, financial reporting, etc., are being investigated and worked thr ough with the Borrower. Special servicer will continue to evaluate available rights and remedies and demand full compliance with the governing loan documents.
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/ubscm2018-c15
{
  "deal_id": "ubscm2018-c15",
  "issuer": "",
  "shelf": "",
  "issue_date": "",
  "linked_entities": [
  {
    "role": "Rating Agencies",
    "name": "Moodys, Fitch, KBRA"
  },
  {
    "role": "Special Servicer",
    "name": "K-Star Asset Management"
  },
  {
    "role": "Special Servicer",
    "name": "Midland Loan Services"
  },
  {
    "role": "Depositor",
    "name": "UBS Commercial Mortgage Securitization Corp."
  },
  {
    "role": "Operating Advisor",
    "name": "Pentalpha Surveillance"
  },
  {
    "role": "Master Servicer",
    "name": "Midland Loan Services"
  }
]
}


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

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