Kilambi News
Monday, October 19, 2026

5800 Uplander (Benchmark 2021-B28 Mortgage Trust)

Page built October 19, 2026

Property, terms, monthly financial history and surveillance record for a loan in Benchmark 2021-B28 Mortgage Trust.

Data as of loan data through September 2026; ratings as held in the dataset at 2026-10-13

← Benchmark 2021-B28 Mortgage Trust · Loan annex · CMBS market

Deal
Benchmark 2021-B28 Mortgage Trust
Current balance
$14.6M (September 2026)
Share of deal
1.1%
Status
Matured balloon, non-performing
DSCR (latest)
2.60
Occupancy (latest)
100%
Scheduled maturity
2031-07-06

Property and terms

Property5800 Uplander
Address5800 Uplander Way; Culver City, CA 90230
Property typeOffice
Units, beds or keysnot yet reported
Net rentable square feet30,348
Year built1979
Year last renovated2019
Original balance$14.6M
Current balance$14.6M (September 2026)
Share of deal balance1.1%
Interest rate at origination3.94%
Current interest rate3.94%
Origination date06-23-2021
Original term120 months
Amortization termnot yet reported
Interest-only period120 months
Scheduled maturity2031-07-06
Prepayment lockout end03-05-2031
Yield maintenance endnot yet reported
ServicerMidland Loan Services
Loan servicernot yet reported
OriginatorDBR Investments Co. Limited
Current statusMatured balloon, non-performing
Specially serviced nowNo
DefeasedNo

Valuation

BasisAmountDateSource (as filed)
At securitization$23.8M07-01-2022MAI
Most recent reported$23.8M2022-07-01MAI

Change from securitization to the most recent reported valuation: 0.0%.

Largest tenants

TenantSquare feetLease expiration
Tom's Shoe19,21003-31-2027
APIC Corp11,79006-17-2033
Tom's Parking4003-31-2027

The three largest tenants as reported in the latest asset-level record.

Monthly history

$0$3,951,450$7,902,900$11,854,350$15,805,800202220232024202520260.00.71.42.22.92023202420252026
MonthBalanceStatusRateDSCR (NCF)DSCR (NOI)OccupancyAdvancesFinancial period endRevenueExpensesNOINCF
August 2021$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
September 2021$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
October 2021$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
November 2021$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
December 2021$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
January 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
February 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
March 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
April 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
May 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
June 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
July 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
August 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
September 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
October 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
November 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
December 2022$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
January 2023$14.6MCurrent3.94%2.222.31100%$006-30-2022$1.6M$247,919$1.4M$1.3M
February 2023$14.6MCurrent3.94%2.152.24100%$009-30-2022$1.6M$244,339$1.3M$1.3M
March 2023$14.6MCurrent3.94%2.152.24100%$009-30-2022$1.6M$244,339$1.3M$1.3M
April 2023$14.6MCurrent3.94%2.222.31100%$012-31-2022$1.6M$252,114$1.3M$1.3M
May 2023$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
June 2023$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
July 2023$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
August 2023$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
September 2023$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
October 2023$14.6MCurrent3.94%2.582.67100%$006-30-2023$1.8M$259,584$1.6M$1.5M
November 2023$14.6MCurrent3.94%2.582.67100%$006-30-2023$1.8M$259,584$1.6M$1.5M
December 2023$14.6MCurrent3.94%2.582.67100%$006-30-2023$1.8M$259,584$1.6M$1.5M
January 2024$14.6MCurrent3.94%2.352.44100%$009-30-2023$1.7M$284,566$1.4M$1.4M
March 2024$14.6MCurrent3.94%2.422.51100%$012-31-2023$1.7M$270,085$1.5M$1.4M
April 2024$14.6MCurrent3.94%2.422.51100%$012-31-2023$1.7M$270,085$1.5M$1.4M
May 2024$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
June 2024$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
July 2024$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
August 2024$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
September 2024$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
October 2024$14.6MCurrent3.94%2.622.71100%$006-30-2024$1.8M$216,967$1.6M$1.5M
November 2024$14.6MCurrent3.94%2.622.71100%$006-30-2024$1.8M$216,967$1.6M$1.5M
December 2024$14.6MCurrent3.94%2.622.71100%$006-30-2024$1.8M$216,967$1.6M$1.5M
January 2025$14.6MCurrent3.94%2.622.71100%$006-30-2024$1.8M$216,967$1.6M$1.5M
February 2025$14.6MCurrent3.94%2.682.77100%$009-30-2024$1.9M$239,860$1.6M$1.6M
March 2025$14.6MCurrent3.94%2.682.77100%$009-30-2024$1.9M$239,860$1.6M$1.6M
April 2025$14.6MCurrent3.94%2.682.77100%$009-30-2024$1.9M$239,860$1.6M$1.6M
May 2025$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
June 2025$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
July 2025$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
August 2025$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
September 2025$14.6MCurrent3.94%2.452.54100%$006-30-2025$1.9M$375,811$1.5M$1.4M
October 2025$14.6MCurrent3.94%2.452.54100%$006-30-2025$1.9M$375,811$1.5M$1.4M
November 2025$14.6MCurrent3.94%2.452.54100%$006-30-2025$1.9M$375,811$1.5M$1.4M
December 2025$14.6MCurrent3.94%2.502.59100%$009-30-2025$1.9M$371,769$1.5M$1.5M
January 2026$14.6MCurrent3.94%2.502.59100%$009-30-2025$1.9M$371,769$1.5M$1.5M
February 2026$14.6MCurrent3.94%2.502.59100%$009-30-2025$1.9M$371,769$1.5M$1.5M
March 2026$14.6MCurrent3.94%2.542.63100%$012-31-2025$1.9M$364,094$1.5M$1.5M
April 2026$14.6MCurrent3.94%2.542.63100%$012-31-2025$1.9M$364,094$1.5M$1.5M
May 2026$14.6MCurrent3.94%not yet reportednot yet reportednot yet reported$0not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
June 2026$14.6MMatured balloon, non-performing3.94%not yet reportednot yet reportednot yet reported$49,597not yet reportednot yet reportednot yet reportednot yet reportednot yet reported
July 2026$14.6M30-59 days delinquent3.94%2.602.69100%$97,59303-31-2026$476,420$83,481$392,939$380,041
August 2026$14.6MCurrent3.94%2.602.69100%$003-31-2026$476,420$83,481$392,939$380,041
September 2026$14.6MMatured balloon, non-performing3.94%2.602.69100%$49,59703-31-2026$476,420$83,481$392,939$380,041

Revenue, expenses, net operating income (NOI) and net cash flow (NCF) are the most recent financials reported as of each month, for the financial period ending on the date shown. DSCR is debt service coverage on the net cash flow and net operating income bases as reported.

Status timeline

DateEvent
July 2026First reported 30 or more days delinquent

Also filed in other trusts

Loans are sometimes split across trusts (pari passu), and each trust files the loan at its whole-loan amount. A loan with the same property name and origination date is filed in: Benchmark 2022-B36 Mortgage Trust.

Sources: SEC Form ABS-EE asset-level reports for the deal. Definitions are in the methods note on the market page.