MDU Resources issues additional 1.52M forward shares at $18.90; underwriters exercise option in full

MDU RESOURCES GROUP INC

Underwriters exercised option for 1,522,842 additional shares on Dec 23, 2025.
Forward shares borrowed and sold; settlement by Dec 6, 2027 at initial price $18.90/share.
Forward price adjusts based on overnight bank funding rate minus 0.75% spread.
Company expects no EPS dilution unless average market price exceeds adjusted forward price.
Total offering includes original 10,152,284 forward shares plus option shares.

item 1.01 item 8.01 item 9.01

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