Otter Tail Corp — Director's Dealing 2009

Nov 30, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Otter Tail Corp (OTTR)
CIK: 0001466593
Period of Report: 2009-11-27

Reporting Person: PARTAIN NATHAN I (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-11-27	Common Stock	M	2000	$19.75	Acquired	20156.5147	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2009-11-27	Stock Options (right to buy)	$19.75	M	2000	Disposed	2010-04-10	Common Stock (2000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1600	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options (right to buy)	$26.25	2011-04-09	Common Stock (2000)	2000	Direct

Footnotes

F1: Total direct holdings include shares jointly held with spouse at Merrill Lynch, shares held individually in the Dividend Reinvestment Plan and shares acquired individually pursuant to Restricted Stock Award distributions.

F2: Stock options vest in cumulative annual installments of 25% beginning the date shown.