Otter Tail Corp — Director's Dealing 2017

Feb 8, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Otter Tail Corp (OTTR)
CIK: 0001466593
Period of Report: 2017-02-06

Reporting Person: MACFARLANE CHARLES S (President & COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-06	Common Stock	M	4375	—	Acquired	110152.011	Direct
2017-02-06	Common Stock	F	2110	$38.35	Disposed	108042.011	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-06	Restricted Stock Units	$	M	4375	Disposed		Common Stock (15500)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2383.7173	Indirect
Common Stock	1878.5942	Indirect
Common Stock	1878.5942	Indirect

Footnotes

F1: These shares represent restricted stock units granted in 2015 and 2016, each of which vest in four equal installments on February 6 each year until vesting is completed.

F2: Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock.

F3: Total direct holdings include shares acquired through the Dividend Reinvestment Plan, the Employee Stock Purchase Plan and shares acquired pursuant to Stock Options, Restricted Stock Awards, Restricted Stock Units and Performance Share Awards.

F4: These shares were withheld by the Corporation to pay taxes due upon vesting of this award, exempt pursuant to Rule 16b-3(e).