InsiderTrades

Form 4 for MDU MDU RESOURCES GROUP INC

Accepted 2026-02-19 00:00:00 ET · period of report 2026-02-17 · accession 0001225208-26-002188 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-02-19 2026-02-17 MDU Sievert Stephanie A ChiefAccntg, RegAffairsOfficer A - Grant $0.00 +4,544 100.9K +5% $0
2026-02-19 2026-02-18 MDU Sievert Stephanie A ChiefAccntg, RegAffairsOfficer F - Tax $20.36 -10.4K 90.5K -10% -$212.5K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-17 A A 4,544 $0.00 100,941.05 D — — (F2) Includes (a) Common Stock, including 15,633 net shares, which vested on December 31, 2025; and (b) shares of Common Stock acquired through dividend reinvestment since the reporting person's most recent Form 4.
2 Common Common Stock 2026-02-18 F D 10,438 $20.36 90,503.05 D — — (F4) Price is equal to the closing price of a share of Common Stock on February 18, 2026. (F2) Includes (a) Common Stock, including 15,633 net shares, which vested on December 31, 2025; and (b) shares of Common Stock acquired through dividend reinvestment since the reporting person's most recent Form 4.