AI brief of an SEC Form 8-K · Otter Tail (OTTR)

Otter Tail Renews $170 Million Unsecured Credit Line, Extends Maturity to 2029

Neutral Impact 3 of 5 financing Written later

Otter Tail Corporation and its subsidiary Otter Tail Power Company entered into amended and restated unsecured revolving credit agreements on December 11, 2024, with U.S. Bank as administrative agent. The new facilities extend the maturity to December 11, 2029, from October 2027 under the prior agreements. The filing describes the terms as routine refinancing of existing facilities, with no amounts outstanding under the parent's new facility.

Key points

  • Corporate facility: $170 million unsecured revolver, expandable to $290 million, expires December 11, 2029
  • Power company facility: $220 million unsecured revolver, expandable to $300 million, expires December 11, 2029
  • As of December 11, 2024, $31.1 million was outstanding under the Otter Tail Power facility, plus $8.8 million in letters of credit
  • Financial covenant requires interest-bearing debt to total capitalization of 0.65 to 1.00 or less at each fiscal quarter end

The filing

CompanyOtter Tail (OTTR)
Form8-K, current report
Filed with the SECDec 16, 2024, 3:23 PM ET
Accession number0001466593-24-000147

Items reported: 1.01 Material Definitive Agreement2.03 New Direct Financial Obligation

Read the filing on SEC.gov ↗

Written by AI (Anthropic Claude, claude-haiku-5-5) on Nov 8, 2026, 1:38 AM ET, from the text of the filing and its press-release exhibits only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on December 16, 2024.

Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.