FREE WRITING PROSPECTUS

FILED PURSUANT TO RULE 433

REGISTRATION FILE NO.: 333-226486-18

From:	Wells Abf Syndicate Wells Fargo (WELLS FARGO SECURITI) At: 01/28/21 15:18:13
To:	[REDACTED]
Subject:	NEW ISSUE CMBS: BANK 2021-BNK31 *PUBLIC PRICING DETAILS*

BANK 2021-BNK31 - PUBLIC NEW ISSUE

**PRICING DETAILS** $768.559MM FIXED-RATE CMBS OFFERING

CO-LEAD MANAGERS & JOINT BOOKRUNNERS:	WELLS FARGO SECURITIES, LLC BOFA SECURITIES, INC. MORGAN STANLEY & CO. LLC
CO-MANAGER:	ACADEMY SECURITIES, INC. DREXEL HAMILTON, LLC

OFFERED CERTIFICATES - PUBLIC

CLASS	Fitch/KBRA/S&P	SIZE($MM)	WAL	SPD	YLD%	CPN%	$PRICE
A-1	AAAsf/AAA(sf)/AAA(sf)	24.155	2.78	+20	0.4499	0.4550	99.99740
A-SB	AAAsf/AAA(sf)/AAA(sf)	27.859	7.09	+48	1.2901	1.7390	102.99340
A-3	AAAsf/AAA(sf)/AAA(sf)	252.000	9.58	+59	1.6569	1.7710	100.99240
A-4	AAAsf/AAA(sf)/AAA(sf)	297.934	9.89	+61	1.7043	2.0360	102.99240
A-S	AAAsf/AAA(sf)/AAA(sf)	94.592	9.93	+78	1.8780	2.2110	102.99540
B	AA-sf/AA-(sf)/AA-(sf)	37.622	9.93	+95	2.0480	2.3830	102.99400
C	A-sf/A-(sf)/NR	34.397	9.93	+145	2.5480	2.5450	99.99270

NON-OFFERED CERTIFICATES - PRIVATE (144A)

CLASS	Fitch/KBRA/S&P	SIZE($MM)	C/E	WAL	CUM LTV	NOI DY
D	BBBsf/BBB(sf)/NR	21.499	8.125%	9.93	47.9%	13.2%
E	BBB-sf/BBB-(sf)/NR	16.123	6.250%	9.96	48.9%	12.9%

NON-OFFERED ELIGIBLE VERTICAL INTEREST

CLASS	Fitch/KBRA/S&P	SIZE($MM)	C/E	WAL	CUM LTV	NOI DY
RRI	NR/NR/NR	~45.259	N/A	9.53	N/A	N/A

COLLATERAL SUMMARY

INITIAL POOL BALANCE:	$905,186,404
NUMBER OF LOANS:	61
NUMBER OF PROPERTIES:	126
WA CUT-OFF LTV:	52.1%
WA BALLOON LTV:	49.1%
WA U/W NCF DSCR:	3.25x
WA U/W NOI DEBT YIELD:	12.1%
WA MORTGAGE RATE:	3.2111%
TOP TEN LOANS %:	55.4%
WA REM TERM TO MATURITY (MOS):	118
WA REM AMORTIZATION TERM (MOS):	332
WA SEASONING (MOS):	2

LOAN SELLERS:	WFB(34.4%), MSMCH(30.3%), BANA(28.7%), NCB(6.6%)
TOP 3 PROPERTY TYPES:	OFFICE(33.9%), RETAIL(25.4%), SELF STORAGE(16.4%)
TOP 5 STATES:	CA(24.6%), NY(20.9%), FL(10.3%), IL(5.3%), OH(4.8%)
MASTER SERVICERS:	WELLS FARGO BANK, NATIONAL ASSOCIATION AND NATIONAL COOPERATIVE BANK, N.A.
SPECIAL SERVICERS:	KEYBANK NATIONAL ASSOCIATION AND NATIONAL COOPERATIVE BANK, N.A.
DIRECTING CERTIFICATEHOLDER:	LD II HOLDCO XIV, LLC AND/OR ONE OF ITS AFFILIATES

DOCUMENTS & TIMING
TERM SHEET, ANNEX A-1:	ATTACHED
PROSPECTUS:	ATTACHED
ANTICIPATED SETTLEMENT:	FEBRUARY 11, 2021
THIRD PARTY PASSWORDS:
BBG and Trepp:
Dealname:	BANK 2021-BN31
Password:	BANK31
Intex:
Dealname:	BNK21B31
Password:	cjrlj4g0en266eupvoh1z
CONFERENCE CALLS:	UPON DEMAND

LIVE GLOBAL INVESTOR CALL ON MONDAY, JANUARY 25TH AT 11AM ET:

PARTICIPANT OPERATOR ASSISTED DIAL-IN

United States Toll/International: +1 404 975 4839

United States Toll-Free: +1 833 470 1428

Access Code: 178531

Wells Fargo Commercial Mortgage Securities, Inc., as depositor, has filed a registration statement (including a prospectus) with the Securities and Exchange Commission (‘‘SEC’’) (SEC File No. 333-226486) 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 Web site at www.sec.gov. Alternatively, the depositor, any underwriter, or any dealer participating in the offering will arrange to send you the prospectus after filing if you request it by calling toll free 1-800-745-2063 (8 a.m. - 5 p.m. EST) or by emailing wfs.cmbs@wellsfargo.com.

-------------------------------------------------------------------------------
If this communication relates to an offering of US registered securities (i) a registration statement has been filed with the SEC, (ii) before investing you should read the filed documents, and (iii) you may obtain these documents from your sales representative, by calling 1-800-326-5897 or visiting www.sec.gov. If this communication relates to a securities offering exempt from US registration, you should contact your sales representative for the complete disclosure package. For information regarding Wells Fargo, see https://www.wellsfargo.com/com/disclaimer/wfid3. In Japan, see:
https://www.wellsfargo.com/com/disclaimer/wfsjb4. This chat will be retained and may be monitored.