CSAIL 2015-C4 – Deal Overview & Connected Data
Explore verified charts, linked entities, and recent activity for this CMBS deal. Data last updated May 28, 2025.2025-05-28
Coverage: —Freshness: —Latency: —Last schema change: —
Quick Answer
What is CSAIL 2015-C4? A US commercial mortgage-backed security.
Identifiers: Series csail2015-c4; CIK 1655153.
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 1655153.
Who's Involved#
Rating AgenciesMoodys, Fitch, KBRA
Csail 2015-C3 Controlling Class
Representative176
Excluded Controlling Class Holder341
Excluded Controlling Class Loan323
Controlling Class Representative319
DepositorCredit Suisse First Boston Mortgage Securities Corp.
Special ServicerMidland Loan Services
Special ServicerKeyBank National Association
Operating AdvisorPentalpha Surveillance
Master ServicerTrimont Real Estate Advisors
Certificate AdministratorComputershare Trust Company, N.A.
Master ServicerWells Fargo Bank, National Association
Certificate AdministratorWells Fargo Bank, N.A.
TrusteeWilmington Trust, National Association
Deal Metrics
Key performance indicators and statistics tracking the deal's current status and history.Deal metrics are coming soon. Check back later for detailed performance data.
Fund Exposure#
Source: NPORT-P & related disclosures • 2025-02-27| Fund Name | Filing Date | FIGI | LEI | Tranches | Total Value | Reporting Period |
|---|---|---|---|---|---|---|
| Blackstone Real Estate Income Master Fund | 2020-11-27 | Search FIGI | Lookup LEI | F, G | $7,405,863 | 2020-12-31 |
| Pioneer Strategic Income Fund | 2025-02-27 | Search FIGI | Lookup LEI | D | $2,552,158 | 2025-09-30 |
| DoubleLine Total Return Bond Fund | 2025-11-25 | Search FIGI | Lookup LEI | X-A, C | $2,292,810 | 2026-03-31 |
| JNL/DoubleLine Total Return Fund | 2020-05-28 | Search FIGI | Lookup LEI | C | $1,762,045 | 2020-12-31 |
| Sterling Capital Total Return Bond Fund | 2025-08-27 | Search FIGI | Lookup LEI | A-4 | $956,302 | 2025-09-30 |
| Bond Fund of America | 2025-11-24 | Search FIGI | Lookup LEI | A-S | $782,473 | 2025-12-31 |
| Nationwide Strategic Income Fund | 2025-12-23 | Search FIGI | Lookup LEI | D | $244,789 | 2025-10-31 |
| VANGUARD TOTAL BOND MARKET II INDEX FUND | 2025-05-28 | Search FIGI | Lookup LEI | A-SB | $126,595 | 2025-12-31 |
| VANGUARD BALANCED INDEX FUND | 2025-05-28 | Search FIGI | Lookup LEI | A-SB | $11,509 | 2025-12-31 |
| TOTAL BOND MARKET INDEX PORTFOLIO | 2025-05-28 | Search FIGI | Lookup LEI | A-SB | $2,877 | 2025-12-31 |
| Fund Name | Tranches | Ids |
|---|---|---|
| Blackstone Real Estate Income Master Fund $7,405,863 2020-12-31 | F, G | Search FIGI Lookup LEI |
| Pioneer Strategic Income Fund $2,552,158 2025-09-30 | D | Search FIGI Lookup LEI |
| DoubleLine Total Return Bond Fund $2,292,810 2026-03-31 | X-A, C | Search FIGI Lookup LEI |
| JNL/DoubleLine Total Return Fund $1,762,045 2020-12-31 | C | Search FIGI Lookup LEI |
| Sterling Capital Total Return Bond Fund $956,302 2025-09-30 | A-4 | Search FIGI Lookup LEI |
| Bond Fund of America $782,473 2025-12-31 | A-S | Search FIGI Lookup LEI |
| Nationwide Strategic Income Fund $244,789 2025-10-31 | D | Search FIGI Lookup LEI |
| VANGUARD TOTAL BOND MARKET II INDEX FUND $126,595 2025-12-31 | A-SB | Search FIGI Lookup LEI |
| VANGUARD BALANCED INDEX FUND $11,509 2025-12-31 | A-SB | Search FIGI Lookup LEI |
| TOTAL BOND MARKET INDEX PORTFOLIO $2,877 2025-12-31 | A-SB | 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
No statements from entities yet. Contact us at partnerships@dealcharts.org to add official context.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/csail2015-c4
{
"deal_id": "csail2015-c4",
"issuer": "",
"shelf": "",
"issue_date": "",
"linked_entities": [
{
"role": "Rating Agencies",
"name": "Moodys, Fitch, KBRA"
},
{
"role": "Csail 2015-C3 Controlling Class \nRepresentative",
"name": "176"
},
{
"role": "Excluded Controlling Class Holder",
"name": "341"
},
{
"role": "Excluded Controlling Class Loan",
"name": "323"
},
{
"role": "Controlling Class Representative",
"name": "319"
},
{
"role": "Depositor",
"name": "Credit Suisse First Boston Mortgage Securities Corp."
},
{
"role": "Special Servicer",
"name": "Midland Loan Services"
},
{
"role": "Special Servicer",
"name": "KeyBank National Association"
},
{
"role": "Operating Advisor",
"name": "Pentalpha Surveillance"
},
{
"role": "Master Servicer",
"name": "Trimont Real Estate Advisors"
},
{
"role": "Certificate Administrator",
"name": "Computershare Trust Company, N.A."
},
{
"role": "Master Servicer",
"name": "Wells Fargo Bank, National Association"
},
{
"role": "Certificate Administrator",
"name": "Wells Fargo Bank, N.A."
},
{
"role": "Trustee",
"name": "Wilmington Trust, National Association"
}
]
}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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CREFC IRP standardized datasets
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