Otter Tail Corp — Director's Dealing 2023

Feb 9, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Otter Tail Corp (OTTR)
CIK: 0001466593
Period of Report: 2023-02-07

Reporting Person: KNUTSON PAUL L (VP, Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-02-07	Common Stock	A	3600	$64.65	Acquired	22615	Direct
2023-02-07	Common Stock	F	1627	$64.65	Disposed	20988	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-02-07	Restricted Stock Units	$	A	800	Acquired		Common Stock (800.0)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$		Common Stock (175.0)	175	Direct
Restricted Stock Units	$		Common Stock (500.0)	500	Direct
Restricted Stock Units	$		Common Stock (525.0)	525	Direct

Footnotes

F1: Represents shares received upon the vesting of certain performance criteria in connection with a Performance Share Award (granted in 2020).

F2: These shares were withheld by the Corporation to pay taxes due upon vesting of this award, exempt pursuant to Rule 16b-3(e).

F3: Total direct holdings include shares acquired individually through dividend reinvestment, Employee Stock Purchase Plan, and acquired pursuant to Restricted Stock Awards and Performance Share Awards.

F4: Each restricted stock unit represents a contingent right to receive one share of Otter Tail Corporation stock.

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