Otter Tail Corp — Director's Dealing 2021

Apr 9, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Otter Tail Corp (OTTR)
CIK: 0001466593
Period of Report: 2021-04-08

Reporting Person: Smestad Jennifer O. (VP, Gen Coun & Corp Sec)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-04-08	Common Stock	M	225	$46.0945	Acquired	3901	Direct
2021-04-08	Common Stock	F	80	$46.0945	Disposed	3821	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-04-08	Restricted Stock Units	$	M	225	Disposed	2021-04-08	Common Stock (225)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	456	Indirect
Common Stock	47	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$		Common Stock (300)	300	Direct
Restricted Stock Units	$		Common Stock (600)	600	Direct
Restricted Stock Units	$		Common Stock (900)	900	Direct
Restricted Stock Units	$		Common Stock (1600)	1600	Direct

Footnotes

F1: The reporting person receives one share of Common Stock for each restricted stock unit that vests.

F2: Total direct holdings include shares held jointly with spouse and shares acquired through the Employee Stock Purchase Plan, the Dividend Reinvestment Plan, and shares acquired pursuant to Restricted Stock Awards and Performance Award distributions.

F3: Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation common stock.

F4: Restricted stock units vest four years from date shown above.

F5: The restricted stock units vest in four equal annual installments beginning the date shown above.