<SEC-DOCUMENT>0000807249-14-000260-index.html : 20141002
<SEC-HEADER>0000807249-14-000260.hdr.sgml : 20141002
<ACCEPTANCE-DATETIME>20141002135539
ACCESSION NUMBER:		0000807249-14-000260
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20141002
DATE AS OF CHANGE:		20141002

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TENNANT CO
		CENTRAL INDEX KEY:			0000097134
		STANDARD INDUSTRIAL CLASSIFICATION:	REFRIGERATION & SERVICE INDUSTRY MACHINERY [3580]
		IRS NUMBER:				410572550
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-16210
		FILM NUMBER:		141135714

	BUSINESS ADDRESS:	
		STREET 1:		701 N LILAC DR
		STREET 2:		PO BOX 1452
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55440
		BUSINESS PHONE:		6125401200

	MAIL ADDRESS:	
		STREET 1:		701 N LILAC DR
		STREET 2:		PO BOX 1452
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55440

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TENNANT G H CO
		DATE OF NAME CHANGE:	19700515

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GAMCO INVESTORS, INC. ET AL
		CENTRAL INDEX KEY:			0000807249
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				133056041
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		ONE CORPORATE CENTER
		CITY:			RYE
		STATE:			NY
		ZIP:			10580-1434
		BUSINESS PHONE:		9149215000

	MAIL ADDRESS:	
		STREET 1:		ONE CORPORATE CENTER
		CITY:			RYE
		STATE:			NY
		ZIP:			10580

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GABELLI ASSET MANAGEMENT INC ET AL
		DATE OF NAME CHANGE:	20020828

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GABELLI FUNDS INC ET AL
		DATE OF NAME CHANGE:	19940714
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>tnc_01.htm
<TEXT>
Document 1 - file: tnc_01.htm

</DOCUMENT>
</SEC-DOCUMENT>