Otter Tail (OTTR) Proxy Filing summary

Executive summary

• Annual meeting scheduled for April 13, 2026, with virtual attendance available for shareholders.

• Shareholders are encouraged to review proxy materials and vote by April 12, 2026, or April 8, 2026, for plan shares.

Voting matters and shareholder proposals

• Election of three directors for three-year terms expiring in April 2029: Jeanne H. Crain, John D. Erickson, and Nathan I. Partain.

• Advisory vote on executive compensation for Named Executive Officers.

• Ratification of Deloitte & Touche, LLP as independent auditor for 2026.

• Proposal to amend and restate bylaws to include an exclusive forum provision.

• Provision to transact other business as may properly come before the meeting.

Board of directors and corporate governance

• Board recommends all proposals, including director elections and bylaw amendments.