Otter Tail Corp

For the period ended Sep 30, 2024. Filed Nov 7, 2024.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Sep 30, 2024 · Filed Nov 7, 2024

OTTR$79.86+1.8%Stored close · as of Nov 9, 2026

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Definitions

The following abbreviations or acronyms are used in the text.

ADP	Advanced Determination of Prudence	MPUC	Minnesota Public Utilities Commission
AME	Available Maximum Emergency	NDDEQ	North Dakota Department of Environmental Quality
ARO	Asset Retirement Obligation	NDPSC	North Dakota Public Service Commission
ARP	Alternative Revenue Program	NOx	Nitrogen Oxides
CCR	Coal Combustion Residual	OTC	Otter Tail Corporation
CO2	Carbon Dioxide	OTP	Otter Tail Power Company
DOJ	Department of Justice	PIR	Phase-In Rider
ECO	Energy Conservation and Optimization Rider	PSLRA	Private Securities Litigation Reform Act of 1995
EPA	Environmental Protection Agency	PTC	Production Tax Credits
ESSRP	Executive Survivor and Supplemental Retirement Plan	PVC	Polyvinyl chloride
EUIC	Electric Utility Infrastructure Costs Rider	RHR	Regional Haze Rule
FERC	Federal Energy Regulatory Commission	ROE	Return on equity
GHG	Greenhouse Gas	RRR	Renewable Resource Rider
IRP	Integrated Resource Plan	RTO	Regional Transmission Organizations
kwh	kilowatt-hour	SEC	Securities and Exchange Commission
MDT	Meter and Distribution Technology	SO2	Sulfur Dioxide
Merricourt	Merricourt Wind Energy Center	TCR	Transmission Cost Recovery Rider
MISO	Midcontinent Independent System Operator, Inc.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.