Otter Tail Corp — Director's Dealing 2025

Feb 13, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Otter Tail Corp (OTTR)
CIK: 0001466593
Period of Report: 2025-02-11

Reporting Person: Smestad Jennifer O. (VP, General Council & Corp Sec)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-02-12	Common Stock	A	5320	$79.615	Acquired	18189	Direct
2025-02-12	Common Stock	F	2633	$79.615	Disposed	15556	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-02-11	Restricted Stock Units	$	A	1200	Acquired		Common Stock (1200)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	488	Indirect
Common Stock	51	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$		Common Stock (275)	275	Direct
Restricted Stock Units	$		Common Stock (650)	650	Direct
Restricted Stock Units	$		Common Stock (750)	750	Direct

Footnotes

F1: Represents shares received upon the vesting of certain performance criteria in connection with a Performance Share Award (granted in 2022).

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 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 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.