FREE WRITING PROSPECTUS

FILED PURSUANT TO RULE 433

REGISTRATION FILE NO.: 333-226486-12

From: Wells Abf Syndicate Wells Fargo (WELLS FARGO SECURITI) At: 01/27/20 10:07:02

To: [REDACTED] (WELLS FARGO SECURITI )
Subject: NEW ISSUE CMBS: BANK 2020-BNK25 *PUBLIC LAUNCH*

BANK 2020-BNK25 - PUBLIC NEW ISSUE
**LAUNCH** $1,401.183MM 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)	C/E	WAL	LAUNCH
A-1	AAAsf/AAA(sf)/AAA(sf)	15.250	30.000%	2.63	IS+ 40
A-2	AAAsf/AAA(sf)/AAA(sf)	8.461	30.000%	4.92	IS+ 67
A-3	AAAsf/AAA(sf)/AAA(sf)	61.183	30.000%	6.85	IS+ 76
A-SB	AAAsf/AAA(sf)/AAA(sf)	22.612	30.000%	7.25	IS+ 68
A-4*	AAAsf/AAA(sf)/AAA(sf)	417.000	30.000%	9.75	IS+ 74
A-5*	AAAsf/AAA(sf)/AAA(sf)	562.284	30.000%	9.86	IS+ 76
A-S	AAAsf/AAA(sf)/AAA(sf)	194.070	17.500%	9.92	IS+ 95
B	AA-sf/AA-(sf)/AA(sf)	62.102	13.500%	9.92	IS+ 115
C	A-sf/A-(sf)/A(sf)	58.221	9.750%	9.92	IS+ 150

*Sizes and WAL’s are subject to change as detailed in the attached Term Sheet.

NON-OFFERED CERTIFICATES - PRIVATE (144A)

CLASS	Fitch/KBRA/S&P	SIZE($MM)	C/E	WAL	CUM LTV	NOI DY
X-D	BBB-sf/BBB-(sf)/NR	58.221	N/A	N/A	N/A	N/A
D	BBBsf/BBB(sf)/NR	36.874	7.375%	9.92	47.7%	14.9%
E	BBB-sf/BBB-(sf)/NR	21.347	6.000%	9.92	48.4%	14.7%

NON-OFFERED ELIGIBLE VERTICAL INTEREST

CLASS	Fitch/KBRA/S&P	SIZE($MM)	C/E	WAL	CUM LTV	NOI DY
RRI	NR/NR/NR	81.713	N/A	9.60	N/A	N/A

COLLATERAL SUMMARY

INITIAL POOL BALANCE:	$1,634,271,868
NUMBER OF LOANS:	77
NUMBER OF PROPERTIES:	97
WA CUT-OFF LTV:	51.5%
WA BALLOON LTV:	50.5%
WA U/W NCF DSCR:	3.56x
WA U/W NOI DEBT YIELD:	13.8%
WA MORTGAGE RATE:	3.433%
TOP TEN LOANS %:	48.3%
WA REM TERM TO MATURITY (MOS):	116
WA REM AMORTIZATION TERM (MOS):	374
WA SEASONING (MOS):	2
LOAN SELLERS:	MSMCH(33.8%), BANA(31.8%), WFB(27.6%), NCB(6.7%)
TOP 3 PROPERTY TYPES:	OFFICE(38.7%), MULTIFAMILY(20.9%), HOSPITALITY(17.8%)
TOP 5 STATES:	NY(33.5%), CA(17.8%), NV(7.1%), TX(6.5%), NJ(5.0%)
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:	ELLINGTON MANAGEMENT GROUP, LLC
DOCUMENTS & TIMING
TERM SHEET, ANNEX A-1:	ATTACHED
PROSPECTUS:	ATTACHED
PRESALE REPORTS:	TODAY & TOMORROW
ANTICIPATED PRICING:
ANTICIPATED SETTLEMENT:	FEBRUARY 13, 2020
THIRD PARTY PASSWORDS:
NAME PW
BBG/Trepp BANK 2020-BN25 BNK25
Intex BNK20B25 1f5tjie1hhn0m8r27ok0z
CONFERENCE CALLS:	UPON DEMAND

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.