TENNANT CO — Director's Dealing 2007

May 18, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TENNANT CO (TNC)
CIK: 0000097134
Period of Report: 2007-05-17

Reporting Person: Hoard Heidi M (VP, General Counsel and Sec'y)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-05-17	Common Stock	M	3000	$18.775	Acquired	5648	Direct
2007-05-17	Common Stock	S	3000	$31.21	Disposed	2648	Direct
2007-05-17	Common Stock	M	4600	$20.815	Acquired	7248	Direct
2007-05-17	Common Stock	S	4600	$31.13	Disposed	2648	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-05-17	Stock Option (right to buy)	$18.775	M	3000	Acquired	2013-08-04	Common Stock (3000)	Direct
2007-05-17	Stock Option (right to buy)	$20.815	M	4600	Acquired	2014-02-17	Common Stock (4600)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1394.774	Indirect

Footnotes

F1: Option exercisable in one-third increments on each of August 4, 2004; August 4, 2005 and August 4, 2006.

F2: Option exercisable in one-third increments on each of Feburary 17, 2005; February 17, 2006 and February 17, 2007.