---
schema_version: "secwatch.filing_event.v1"
accession: "0001466593-26-000002"
form_type: "8-K"
ticker: "OTTR"
cik: "0001466593"
company_name: "Otter Tail Corp"
filed_at: "2026-02-17T23:59:59+00:00"
generated_at: "2026-05-16T02:23:39.744463+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Otter Tail reports FY2025 diluted EPS of $6.55; initiates 2026 guidance $5.22-$5.62

## Summary
- FY2025 net income $276M; diluted EPS $6.55; consolidated ROE 16% with 63% equity ratio.
- 2026 EPS guidance range $5.22-$5.62; midpoint $5.42 implies ~17% decline from FY2025.
- Electric segment net income $97.6M (+7.3% YoY); rate base growth 14% expected in 2026.
- Plastics segment net income $170.4M (-15.1% YoY); 2026 guidance expects 36% decline due to price erosion.
- Five-year capex plan $2.05B; Electric segment average rate base CAGR 10% through 2030.

## SEC filing metadata
- accession: 0001466593-26-000002
- form_type: 8-K
- ticker: OTTR
- cik: 0001466593
- company_name: Otter Tail Corp
- filed_at: 2026-02-17T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1466593/000146659326000002/0001466593-26-000002-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1466593/000146659326000002/ottr-20260216.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001466593-26-000002
- JSON: https://secwatch.observer/filing/0001466593-26-000002.json
- Plain text: https://secwatch.observer/filing/0001466593-26-000002.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.