MDU Resources (NYSE: MDU) CIO receives 3,702-share stock unit grant

Rhea-AI Filing Summary

Boese Dyke A. reported acquisition or exercise transactions in this Form 4 filing.

MDU Resources Group chief investment officer Dyke A. Boese reported an equity award rather than an open‑market trade. He received 3,702 restricted stock units of common stock at a stated price of $0.0000 per share as a grant or award.

After this award, his directly held common stock position is 7,084 shares. The grant will vest on December 31, 2028, provided he remains employed through that date. The filing also notes 70 shares held in a child’s name, for which he disclaims beneficial ownership, and additional shares held indirectly in a 401(k) plan by a trustee.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Boese Dyke A.

Role CIO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	3,702	$0.00	--
holding	Common Stock	--	--	--
holding	Common Stock - 401(k)	--	--	--

Holdings After Transaction: Common Stock — 7,084 shares (Direct); Common Stock — 70 shares (Indirect, By Child); Common Stock - 401(k) — 17,919.731 shares (Indirect, By Trustee)

Footnotes (1)

1. Represents restricted stock units that will vest on December 31, 2028, subject to the reporting person's continued employment through the vesting date. These shares are held in the name of the reporting person's child. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose, except to the extent of his pecuniary interest.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Boese Dyke A.

(Last) (First) (Middle)

1200 WEST CENTURY AVENUE

(Street)

BISMARCK ND 58503

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MDU RESOURCES GROUP INC [ MDU ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CIO

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/17/2026		A(1)		3,702	A	$0.0000	7,084	D
Common Stock								70	I	By Child(2)
Common Stock - 401(k)								17,919.7308	I	By Trustee

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents restricted stock units that will vest on December 31, 2028, subject to the reporting person's continued employment through the vesting date.

2. These shares are held in the name of the reporting person's child. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose, except to the extent of his pecuniary interest.

	Anthony D. Foti, Attorney-in-Fact for Dyke Boese	02/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did MDU CIO Dyke Boese report on this Form 4?

Dyke A. Boese reported receiving an equity award of 3,702 restricted stock units of MDU common stock. The grant was recorded at a stated price of $0.0000 per share and reflects compensation rather than a market purchase or sale of shares.

How many MDU shares does Dyke Boese own directly after this Form 4?

After the reported grant, Dyke A. Boese directly holds 7,084 shares of MDU common stock. This figure reflects his direct ownership position following the 3,702 restricted stock unit award reported in the filing on the stated transaction date.

When do Dyke Boese’s newly granted MDU restricted stock units vest?

The 3,702 restricted stock units granted to Dyke A. Boese vest on December 31, 2028. Vesting is contingent on his continued employment with the company through that vesting date, meaning the units are forfeitable if that condition is not satisfied.

Are any of Dyke Boese’s reported MDU shares held indirectly?

Yes. The filing lists 70 MDU shares held in the name of his child and additional common stock held in a 401(k) plan by a trustee. Boese disclaims beneficial ownership of the child’s shares except to the extent of any pecuniary interest.

Did Dyke Boese buy or sell MDU shares in the open market in this Form 4?

No open‑market buy or sell is reported. The Form 4 shows a grant or award acquisition of 3,702 restricted stock units at a stated price of $0.0000, which represents compensation rather than a discretionary market transaction in MDU shares.