• Otter Tail entered settlement agreements on May 28, 2026, with two plaintiff groups in consolidated PVC pipe antitrust class actions in Illinois federal court.
• Northern Pipe Products, Vinyltech to pay USD 39.5 million to resolve direct purchaser claims; USD 34 million to resolve non-converter seller purchaser claims.
• Payments due about 21 days after preliminary court clearance; settlements cover class recoveries, attorneys’ fees, settlement administration costs.
• End-user class claims remain pending; no admission of liability; litigation outcome remains uncertain if court declines to finalize settlements.
• Available cash expected to fund payments; settlements not expected to materially affect financial position or liquidity.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Otter Tail Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001466593-26-000057), on May 29, 2026, and is solely responsible for the information contained therein.