Knife River (KNF) VP & Chief People Officer awarded 2,713 RSUs

Rhea-AI Filing Summary

Knife River Corp executive Sarah L. LaChapelle reported an equity award in the form of restricted stock units. She acquired 2,713 RSUs of common stock that will vest on December 31, 2028, provided she remains employed with the company on that date. Each RSU represents the right to receive one share of Knife River common stock. Following the award, she directly holds 4,578 shares of common stock, and also has indirect interests through a trust holding 7.7142 shares and a 401(k) plan with 1,897.7925 shares, with the trust interest subject to a proportional pecuniary ownership disclaimer and the 401(k) balance able to fluctuate based on plan activity.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider LaChapelle Sarah L.

Role VP & Chief People Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,713	$0.00	--
holding	Common Stock	--	--	--
holding	Common Stock - 401(k)	--	--	--

Holdings After Transaction: Common Stock — 4,578 shares (Direct); Common Stock — 7.714 shares (Indirect, By Trustee); Common Stock - 401(k) — 1,897.793 shares (Indirect, By Trustee)

Footnotes (1)

1. Represents restricted stock units (RSUs) that vest on December 31, 2028, provided that the reporting person remains employed by the issuer as of the vesting date. Each RSU represents the contingent right to receive one share of the issuer's common stock. The reporting person is a trustee and beneficiary of the Paul and Jan Eggleston Trust. The reporting person disclaims beneficial ownership of these securities except to the extent of her proportionate pecuniary interest therein. As of the most recent quarter end, the number of shares may fluctuate daily depending on plan activity in the fund.

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
Estimated average burden
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^*

LaChapelle Sarah L.

(Last) (First) (Middle)

1150 WEST CENTURY AVENUE

(Street)

BISMARCK ND 58503

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Knife River Corp [ KNF ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP & Chief People Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

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	03/04/2026		A		2,713(1)	A	$0.0000	4,578	D
Common Stock								7.7142	I	By Trustee(2)
Common Stock - 401(k)(3)								1,897.7925	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 (RSUs) that vest on December 31, 2028, provided that the reporting person remains employed by the issuer as of the vesting date. Each RSU represents the contingent right to receive one share of the issuer's common stock.

2. The reporting person is a trustee and beneficiary of the Paul and Jan Eggleston Trust. The reporting person disclaims beneficial ownership of these securities except to the extent of her proportionate pecuniary interest therein.

3. As of the most recent quarter end, the number of shares may fluctuate daily depending on plan activity in the fund.

	/s/ Karl A. Liepitz, Power of Attorney	03/05/2026
	** 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 did Knife River (KNF) executive Sarah LaChapelle report in this Form 4?

Sarah L. LaChapelle reported an equity award of 2,713 restricted stock units of Knife River common stock. These RSUs were granted at $0.00 per share and increase her directly held Knife River common stock to 4,578 shares after the transaction.

When do Sarah LaChapelle’s 2,713 Knife River RSUs vest?

The 2,713 restricted stock units granted to Sarah L. LaChapelle vest on December 31, 2028. Vesting is conditioned on her remaining employed by Knife River as of that vesting date, and each RSU represents the right to receive one Knife River common share.

How many Knife River shares does Sarah LaChapelle directly own after this filing?

After the reported award, Sarah L. LaChapelle directly holds 4,578 shares of Knife River common stock. This figure reflects her direct ownership following the acquisition of 2,713 restricted stock units that convert into one share of common stock each upon vesting.

What indirect Knife River holdings are associated with Sarah LaChapelle?

Indirectly, Sarah L. LaChapelle has interests in 7.7142 shares held by the Paul and Jan Eggleston Trust and 1,897.7925 shares in a 401(k) plan. She is a trustee and beneficiary of the trust and disclaims beneficial ownership beyond her proportional pecuniary interest.

Does the Knife River Form 4 mention fluctuations in Sarah LaChapelle’s 401(k) shares?

Yes. The filing notes that the 1,897.7925 Knife River shares reported in the 401(k) plan are as of the most recent quarter end. It explains that this number may fluctuate daily depending on plan activity and changes in the underlying fund.

What type of transaction is reported for Sarah LaChapelle in Knife River stock?

The transaction for Sarah L. LaChapelle is classified as a grant, award, or other acquisition of common stock. It involves 2,713 restricted stock units awarded at a price of $0.00 per share, rather than an open-market purchase or sale of Knife River shares.