BMARK 2021-B31
Explore verified charts, linked entities, and recent activity for this CMBS deal. Data last updated March 3, 2026.2026-03-03
Coverage: —Freshness: —Latency: —Last schema change: —
Quick Answer
What is BMARK 2021-B31? A US commercial mortgage-backed security ($1.5B; 57 loans; 122 properties).
Identifiers: Series bmark2021-b31; CIK 1894714.
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 1894714.
Machine-readable data: https://dealcharts.org/llm/facts/bmark2021-b31.json · API docs
What Changed#
Loan-level changes between the 2025-12-30 and 2026-01-29 filing periods.Change Summary
Total Change
$1.6MCoverage
94%Loans in Pool
57Fields Changed
85Top Contributors
Loan 3 — T&I Advances$-368K
$368K → $023% of total change
Loan 3 — P&I Advances$-360K
$360K → $022% of total change
Loan 11 — T&I Advances$-172K
$1.0M → $860K11% of total change
Loan 13 — P&I Advances$-124K
$124K → $08% of total change
Loan 6 — Ending Balance$-95K
$53.7M → $53.6M6% of total change
Loan 10 — Ending Balance$-75K
$40.8M → $40.7M5% of total change
Loan 17 — Ending Balance$-65K
$29.4M → $29.3M4% of total change
Comparing 2025-12-30 to 2026-01-29Updated 2026-03-02
Who's Involved#
Rating AgenciesS&P, Fitch, KBRA
Risk RetentionVertical
Deal Metrics
Key performance indicators and statistics tracking the deal's current status and history.Deal Overview
Original Trust Amount
$1,496,846,234Current Trust Amount
$1,479,543,205Number of Loans
57Number of Properties
122Average Loan Size
$26,260,460Portfolio Characteristics
Weighted Average Interest Rate
3.4%Weighted Average Term
113 monthsWA DSCR (NCF) at Issuance
3.12xWA DSCR (NCF) Current
2.79xOriginal Valuation
$9,044,170,000Current Valuation
$9,044,170,000Key Dates
Origination Date
11/23/2021Latest Valuation
4/1/2023Latest Transfer
12/10/2025Latest Return
11/6/2024Latest Modification
4/9/2025Special Servicing Status
Loans in Special Servicing
2Special Servicing Balance
$51,612,873Loans Returned to Master
1Balance Returned
$53,462,578Avg Time in Special Servicing
615 daysAvg Time to Return
502 daysValuation Changes
Updated Valuations
0Total Updated Value
N/AValue Change Amount
N/AValue Change Percentage
N/AModifications
Number of Modifications
1Modified Balance
$7,800,000Deal Charts
Charts showing deal performance over time.
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/bmark2021-b31
{
"deal_id": "bmark2021-b31",
"issuer": "",
"shelf": "",
"issue_date": "",
"linked_entities": [
{
"role": "Rating Agencies",
"name": "S&P, Fitch, KBRA"
},
{
"role": "Risk Retention",
"name": "Vertical"
}
]
}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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