TENNANT CO — Director's Dealing 2005

May 11, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TENNANT CO (TNC)
CIK: 0000097134
Period of Report: 2005-05-09

Reporting Person: KNOUS PAMELA K (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2005-05-09	Common Stock	A	500	$35.85	Acquired	6246.000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-05-09	Stock Option (Right to Buy)	$35.85	A	1000	Acquired		Common Stock (1000)	Direct

Footnotes

F1: 2005 Tennant Company Non-Employee Director Restricted Stock Grant

F2: This Option shall vest, cumulatively, as to 33% of the Shares covered hereby, on each of the first, second, third and fourth anniversaries of the date of grant of this Option. If this Option has not expired prior thereto, it may be exercised in whole or in part with respect to any Shares as to which this Option has vested.