MDU RESOURCES GROUP INC

For the period ended Sep 30, 2025. Filed Nov 10, 2025.

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, 2025 · Filed Nov 10, 2025

MDU$19.25+3.3%Stored close · as of Nov 9, 2026

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Contents

. Seasonality of operations

Index

Note 4 -Seasonality of operations

Some of the Company's operations are highly seasonal and revenues from, and certain expenses for, such operations may fluctuate significantly among quarterly periods. Accordingly, the interim results for particular businesses, and for the Company as a whole, may not be indicative of results for the full fiscal year.

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