BMARK 2020-B21
Explore verified charts, linked entities, and recent activity for this CMBS deal. Data last updated May 27, 2026.2026-05-27
Coverage: —Freshness: —Latency: —Last schema change: —
Quick Answer
What is BMARK 2020-B21? A US commercial mortgage-backed security ($1.1B; 37 loans; 82 properties).
Identifiers: Series bmark2020-b21; CIK 1827183.
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 1827183.
What it means for you: This is the reported figure—the same for everyone, and it takes no one's side. For what it means from a specific position, email cairn+page@cmdrvl.com —name the CUSIP you hold (or a seat you're sizing up) and Cairn tailors the read to your position, with the receipts.
Machine-readable data: https://dealcharts.org/llm/facts/bmark2020-b21.json · API docs
Who's Involved#
Rating AgenciesS&P, Fitch, KBRA
Master ServicerMidland Loan Services
DepositorGS Mortgage Securities Corporation II
Special ServicerLNR Partners
Operating AdvisorPark Bridge Lender Services
Deal Metrics
Key performance indicators and statistics tracking the deal's current status and history.Deal Overview
Original Trust Amount
$1,083,740,881Current Trust Amount
$1,027,785,873Number of Loans
37Number of Properties
82Average Loan Size
$27,788,228Portfolio Characteristics
Weighted Average Interest Rate
3.4%Weighted Average Term
117 monthsWA DSCR (NCF) at Issuance
2.88xWA DSCR (NCF) Current
1.72xOriginal Valuation
$14,107,765,000Current Valuation
$14,098,465,000Key Dates
Origination Date
11/17/2020Latest Valuation
1/28/2026Latest Transfer
4/29/2026Latest Return
7/28/2025Latest Modification
N/ASpecial Servicing Status
Loans in Special Servicing
3Special Servicing Balance
$12,482,781Loans Returned to Master
1Balance Returned
$26,250,000Avg Time in Special Servicing
317 daysAvg Time to Return
167 daysValuation Changes
Updated Valuations
2Total Updated Value
$10,400,000Value Change Amount
-$9,300,000Value Change Percentage
-72.4%Modifications
Number of Modifications
0Modified Balance
N/ADeal Charts
Charts showing deal performance over time.
Fund Exposure#
Source: NPORT-P & related disclosures • 2025-06-2516 of 16 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 support@cmdrvl.com 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/bmark2020-b21
{
"deal_id": "bmark2020-b21",
"issuer": "",
"shelf": "",
"issue_date": "",
"linked_entities": [
{
"role": "Rating Agencies",
"name": "S&P, Fitch, KBRA"
},
{
"role": "Master Servicer",
"name": "Midland Loan Services"
},
{
"role": "Depositor",
"name": "GS Mortgage Securities Corporation II"
},
{
"role": "Special Servicer",
"name": "LNR Partners"
},
{
"role": "Operating Advisor",
"name": "Park Bridge Lender Services"
}
]
}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.
Paid
CREFC IRP standardized datasets
Get the standardized dataset following the CREFC IRP format, ideal for advanced reporting and analysis.
Paid
Ask CairnA pilot — a question or two each, free. Cairn writes back by email, not on the spot; some answers need data dug up or a pipeline built first.
What does BMARK 2020-B21 mean for you?
Tell Cairn where you sit — a CUSIP you hold, or a seat you're sizing up. Cairn does the digging and tailors the answer to your position, every figure tied to the filing it came from.Email Cairn →cairn@cmdrvl.com
01Tell Cairn the deal and your seat
02Cairn does the digging
03You get the read for your seat, by email
Free to Explore
Dealcharts remains free to explore for everyone.