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: ROGELSTAD TIMOTHY J (Sr VP, Elect Plat, Pres OTP)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-06	Common Stock	M	1050	—	Acquired	10301.765	Direct
2017-02-06	Common Stock	F	354	$38.35	Disposed	9947.765	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-06	Restricted Stock	$	M	1050	Disposed		Common Stock (3750)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2352.3589	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 jointly held with spouse, shares acquired individually through the Employee Stock Purchase Plan and shares acquired pursuant to Restricted Stock Awards and Performance Award distributions.

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