<SEC-DOCUMENT>0001521951-20-000007-index.html : 20200131
<SEC-HEADER>0001521951-20-000007.hdr.sgml : 20200131
<ACCEPTANCE-DATETIME>20200131160433
ACCESSION NUMBER:		0001521951-20-000007
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		54
CONFORMED PERIOD OF REPORT:	20200131
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20200131
DATE AS OF CHANGE:		20200131

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIRST BUSINESS FINANCIAL SERVICES, INC.
		CENTRAL INDEX KEY:			0001521951
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				391576570
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34095
		FILM NUMBER:		20565089

	BUSINESS ADDRESS:	
		STREET 1:		401 CHARMANY DRIVE
		CITY:			MADISON
		STATE:			WI
		ZIP:			53719
		BUSINESS PHONE:		608-238-8008

	MAIL ADDRESS:	
		STREET 1:		401 CHARMANY DRIVE
		STREET 2:		PO BOX 44961
		CITY:			MADISON
		STATE:			WI
		ZIP:			53744

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	First Business Financial Services, Inc.
		DATE OF NAME CHANGE:	20110527
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>fbiz4q19ip8-k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: fbiz4q19ip8-k.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.1 <SEQUENCE>2 <FILENAME>fbiz4q19ipex991.htm <DESCRIPTION>EXHIBIT 99.1 <TEXT> Document 2 - file: fbiz4q19ipex991.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>fbiz4q19ip001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: fbiz4q19ip001.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>fbiz4q19ip002.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: fbiz4q19ip002.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>fbiz4q19ip003.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: fbiz4q19ip003.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>fbiz4q19ip004.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: fbiz4q19ip004.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>fbiz4q19ip005.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: fbiz4q19ip005.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>fbiz4q19ip006.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: fbiz4q19ip006.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>fbiz4q19ip007.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: fbiz4q19ip007.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>fbiz4q19ip008.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: fbiz4q19ip008.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>fbiz4q19ip009.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 11 - file: fbiz4q19ip009.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>fbiz4q19ip010.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 12 - file: fbiz4q19ip010.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>fbiz4q19ip011.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 13 - file: fbiz4q19ip011.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>14 <FILENAME>fbiz4q19ip012.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 14 - file: fbiz4q19ip012.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>15 <FILENAME>fbiz4q19ip013.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 15 - file: fbiz4q19ip013.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>fbiz4q19ip014.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 16 - file: fbiz4q19ip014.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>17 <FILENAME>fbiz4q19ip015.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 17 - file: fbiz4q19ip015.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>fbiz4q19ip016.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 18 - file: fbiz4q19ip016.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>19 <FILENAME>fbiz4q19ip017.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 19 - file: fbiz4q19ip017.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>20 <FILENAME>fbiz4q19ip018.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 20 - file: fbiz4q19ip018.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>21 <FILENAME>fbiz4q19ip019.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 21 - file: fbiz4q19ip019.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>fbiz4q19ip020.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 22 - file: fbiz4q19ip020.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>23 <FILENAME>fbiz4q19ip021.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 23 - file: fbiz4q19ip021.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>24 <FILENAME>fbiz4q19ip022.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 24 - file: fbiz4q19ip022.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>25 <FILENAME>fbiz4q19ip023.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 25 - file: fbiz4q19ip023.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>26 <FILENAME>fbiz4q19ip024.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 26 - file: fbiz4q19ip024.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>27 <FILENAME>fbiz4q19ip025.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 27 - file: fbiz4q19ip025.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>28 <FILENAME>fbiz4q19ip026.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 28 - file: fbiz4q19ip026.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>29 <FILENAME>fbiz4q19ip027.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 29 - file: fbiz4q19ip027.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>30 <FILENAME>fbiz4q19ip028.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 30 - file: fbiz4q19ip028.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>31 <FILENAME>fbiz4q19ip029.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 31 - file: fbiz4q19ip029.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>32 <FILENAME>fbiz4q19ip030.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 32 - file: fbiz4q19ip030.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>33 <FILENAME>fbiz4q19ip031.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 33 - file: fbiz4q19ip031.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>34 <FILENAME>fbiz4q19ip032.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 34 - file: fbiz4q19ip032.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>35 <FILENAME>fbiz4q19ip033.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 35 - file: fbiz4q19ip033.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>36 <FILENAME>fbiz4q19ip034.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 36 - file: fbiz4q19ip034.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>37 <FILENAME>fbiz4q19ip035.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 37 - file: fbiz4q19ip035.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>38 <FILENAME>fbiz4q19ip036.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 38 - file: fbiz4q19ip036.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>39 <FILENAME>fbiz4q19ip037.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 39 - file: fbiz4q19ip037.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>40 <FILENAME>fbiz4q19ip038.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 40 - file: fbiz4q19ip038.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>41 <FILENAME>fbiz4q19ip039.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 41 - file: fbiz4q19ip039.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>42 <FILENAME>fbiz4q19ip040.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 42 - file: fbiz4q19ip040.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>43 <FILENAME>fbiz4q19ip041.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 43 - file: fbiz4q19ip041.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>44 <FILENAME>fbiz4q19ip042.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 44 - file: fbiz4q19ip042.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>45 <FILENAME>fbiz4q19ip043.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 45 - file: fbiz4q19ip043.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>46 <FILENAME>fbiz4q19ip044.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 46 - file: fbiz4q19ip044.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>47 <FILENAME>fbiz4q19ip045.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 47 - file: fbiz4q19ip045.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>48 <FILENAME>fbiz4q19ip046.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 48 - file: fbiz4q19ip046.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>49 <FILENAME>fbiz4q19ip047.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 49 - file: fbiz4q19ip047.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>50 <FILENAME>fbiz4q19ip048.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 50 - file: fbiz4q19ip048.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>51 <FILENAME>fbiz4q19ip049.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 51 - file: fbiz4q19ip049.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>52 <FILENAME>fbiz4q19ip050.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 52 - file: fbiz4q19ip050.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>53 <FILENAME>fbiz4q19ip051.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 53 - file: fbiz4q19ip051.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>54 <FILENAME>fbiz4q19ip052.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 54 - file: fbiz4q19ip052.jpg
</DOCUMENT> </SEC-DOCUMENT>