FREE WRITING PROSPECTUS

FILED PURSUANT TO RULE 433

REGISTRATION FILE NO.: 333-255934-01

The depositor has filed a registration statement (including a prospectus) with the Securities and Exchange Commission (“SEC”) (SEC File No. 333-255934) for the offering to which this communication relates. Before you invest, you should read the prospectus in the registration statement and other documents the depositor has filed with the SEC for more complete information about the depositor, the issuing entity and this offering. You may get these documents for free by visiting EDGAR on the SEC website at www.sec.gov. Alternatively, the depositor, BMO Capital Markets Corp., KeyBanc Capital Markets Inc., Deutsche Bank Securities Inc. or any other underwriter or dealer participating in this offering will arrange to send you the prospectus if you request it by calling toll-free 1-866-864-7760.

The information in this file (the “File”) does not contain all information that is required to be included in the prospectus. This File should be reviewed only in conjunction with the entire prospectus. Prospective investors are advised to read carefully, and should rely on, the prospectus relating to the certificates referred to herein in making their investment decision. The information in this File should not be viewed as projections, forecasts, predictions or opinions with respect to value.

The information in this File is preliminary and may be amended and/or supplemented prior to the time of sale. The information in this File supersedes any contrary information contained in any prior File relating to the certificates and will be superseded by any contrary information contained in any subsequent File prior to the time of sale.

The securities related to this File are being offered when, as and if issued. This free writing prospectus is not an offer to sell or a solicitation of an offer to buy such securities in any state or other jurisdiction where such offer, solicitation or sale is not permitted. Such securities do not represent an interest in or obligation of the depositor, the sponsors, the originators, the master servicer, the special servicers, the trustee, the certificate administrator, the operating advisor, the asset representations reviewer, the controlling class representative, the risk retention consultation parties, the companion loan holders (or their representatives), the underwriters or any of their respective affiliates. Neither such securities nor the underlying mortgage loans are insured or guaranteed by any governmental agency or instrumentality or private insurer.

Any legends, disclaimers or other notices that may appear at the bottom of the email communication to which this free writing prospectus is attached relating to (1) these materials not constituting an offer (or a solicitation of an offer), (2) no representation being made that these materials are accurate or complete and that these materials may not be updated or (3) these materials possibly being confidential, are, in each case, not applicable to these materials and should be disregarded. Such legends, disclaimers or other notices have been automatically generated as a result of these materials having been sent via Bloomberg or another system.

BMO Capital Markets is a trade name used by BMO Financial Group for the wholesale banking businesses of Bank of Montreal, BMO Harris Bank N.A. (member FDIC), Bank of Montreal Europe p.l.c, and Bank of Montreal (China) Co. Ltd, the institutional broker dealer business of BMO Capital Markets Corp. (Member FINRA and SIPC) and the agency broker dealer business of Clearpool Execution Services, LLC (Member FINRA and SIPC) in the U.S., and the institutional broker dealer businesses of BMO Nesbitt Burns Inc. (Member Investment Industry Regulatory Organization of Canada and Member Canadian Investor Protection Fund) in Canada and Asia, Bank of Montreal Europe p.l.c. (authorized and regulated by the Central Bank of Ireland) in Europe and BMO Capital Markets Limited (authorized and regulated by the Financial Conduct Authority) in the UK and Australia.

FILED AS SUPPLEMENTAL INFORMATION IN CONNECTION WITH THE BMO 2022-C1 MORTGAGE TRUST, COMMERCIAL MORTGAGE PASS-THROUGH CERTIFICATES, SERIES 2022-C1

ALL INFORMATION CONTAINED HEREIN IS SUPERSEDED BY ANY SUBSEQUENT INFORMATION DELIVERED TO ANY PROSPECTIVE INVESTOR PRIOR TO THE TIME OF SALE

AMF Portfolio – Historical Concessions and Collection Loss

	August 2021
Line Item	2019	2020	TTM	T6	T3
Concessions $	($348,275)	($284,998)	($181,979)	($163,590)	($130,304)
Concessions %	-1.3%	-1.1%	-0.7%	-0.6%	-0.5%
Collection Loss $	($743,604)	($718,088)	($587,879)	($583,232)	($672,512)
Collection Loss %	-2.9%	-2.7%	-2.1%	-2.1%	-2.4%