Every Form 4 that Knife River Corporation (KNF) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow KNF and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full KNF filings page.
On September 30, 2026, Knife River Corp director Karen B. Fagg received an award of 330 phantom-stock shares at a reported $53.4330 per share. Each phantom share is the economic equivalent of one common share and becomes payable in cash upon termination of her service as a director. After the award, her reported phantom-stock holdings were 1,589 shares; she also directly held 33,317 common shares.
Fagg Karen B reported acquisition or exercise transactions in this Form 4 filing.
Knife River Corp director Karen B. Fagg reported an award of 197.479 shares of phantom stock, each economically equivalent to one share of common stock. After this grant, she holds 1,259.138 phantom stock units and 33,317 shares of common stock directly. The phantom stock will be paid in cash when her board service ends.
Knife River Corp director William J. Sandbrook received a grant of 2,040 restricted stock units (RSUs) of common stock. The award was made on May 20, 2026 at no cash purchase price and is compensation, not an open-market trade. The RSUs vest immediately before the company’s next annual meeting of stockholders, if he continues serving on the board through that date. Each RSU converts into one share of Knife River common stock upon vesting, and Sandbrook will own 7,735 shares directly after this award.
MOSS PATRICIA L reported acquisition or exercise transactions in this Form 4 filing.
Knife River Corp director Patricia L. Moss received a grant of 2,040 restricted stock units (RSUs) of common stock. The award was reported at a price of $0.00 per unit, reflecting compensation rather than a market purchase. Following this grant, Moss directly holds 31,874 shares or share-equivalent units.
The RSUs vest on the day immediately prior to the date of the next Knife River annual meeting of stockholders after the grant date, provided she continues serving on the board through that vesting date. Each RSU represents the right to receive one share of Knife River common stock.
Hill Thomas W. reported acquisition or exercise transactions in this Form 4 filing.
Knife River Corp director Thomas W. Hill received a grant of 2,040 restricted stock units (RSUs) of common stock on May 20, 2026. These RSUs vest on the day immediately prior to the company’s next annual meeting of stockholders, provided he continues serving on the board through that date. Each RSU represents the right to receive one share of Knife River common stock, and following this award Hill now holds 5,496 shares directly.
Fagg Karen B reported acquisition or exercise transactions in this Form 4 filing.
Knife River Corp director Karen B. Fagg received an equity grant of 2,380 restricted stock units. These RSUs vest on the day immediately before the company’s next annual stockholder meeting, as long as she continues serving on the board. After this award, she holds 33,317 shares of common stock directly.
Chiodo Patricia reported acquisition or exercise transactions in this Form 4 filing.
Knife River Corp director Patricia Chiodo received a stock-based compensation grant in the form of restricted stock units. On the reported date, she was awarded 2,040 RSUs, each representing the right to receive one share of Knife River common stock at no purchase price.
These RSUs vest on the day immediately before the company’s next annual meeting of stockholders, as long as she continues serving on the board through that date. After this grant, her direct holdings reported in this filing total 5,553 shares, reflecting a modest, routine increase in her equity-based compensation position.
Carmona-Alvarez German reported acquisition or exercise transactions in this Form 4 filing.
Knife River Corp director Carmona-Alvarez German received an equity award in the form of restricted stock units. On May 20, 2026, the director was granted 2,040 shares of Knife River common stock at a price of $0.00 per share, reflecting a stock-based compensation grant rather than a market purchase. Following this award, the director directly holds 9,025 shares of common stock.
The footnote explains these are restricted stock units that vest on the day immediately prior to the next Knife River annual stockholder meeting after the grant date, as long as the director continues serving on the board through that vesting date. Each RSU represents the right to receive one share of Knife River common stock when it vests.
Knife River Corp director Karen B. Fagg acquired 221.676 shares of phantom stock on March 31, 2026, as a grant classified as a grant, award, or other acquisition. Each phantom share is economically equivalent to one share of Knife River common stock.
The phantom stock becomes payable in cash when Fagg’s service as a director ends, so this is a cash-settled compensation award rather than an open-market stock trade. After this grant, she holds 1,061.659 phantom stock units and 30,937 shares of common stock directly.
Knife River Corp President & CEO Brian R. Gray received an equity award. He acquired 20,955 restricted stock units that each represent the contingent right to receive one share of Knife River common stock. These RSUs vest on December 31, 2028, if he remains employed by the company through that date.
After the award, Gray directly holds 84,747 shares of common stock. The filing also reports 8,164.6823 shares of common stock held indirectly in a 401(k) plan by a trustee, with the share count able to fluctuate daily based on plan activity.
Kadrmas Marney L. reported acquisition or exercise transactions in this Form 4 filing.
Knife River Corp executive Marney L. Kadrmas, VP & Chief Accounting Officer, received a grant of 1,199 restricted stock units of common stock. The award was recorded at a price of $0.0000 per unit.
According to the filing, these RSUs vest on December 31, 2028, provided Kadrmas remains employed by Knife River on that vesting date. Each restricted stock unit represents the contingent right to receive one share of Knife River common stock.
After this award, Kadrmas directly held 4,917 shares of common stock. The filing also reports an indirect holding of 2,460.0368 shares of common stock through a 401(k) plan by a trustee, with the number of plan shares able to fluctuate daily based on fund activity as of the most recent quarter end.
Knife River Corp reported that VP & Chief Excellence Officer Glenn R. Pladsen acquired 2,950 restricted stock units of common stock on March 4, 2026. These RSUs vest on December 31, 2028 if he remains employed, with each unit representing one share. The filing also updates his indirect 401(k) plan holdings in Knife River stock.
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.
Knife River Corp executive Karl A. Liepitz, VP, Chief Legal Officer & Secretary, reported an equity award and updated holdings. He acquired 4,611 shares of common stock on March 4, 2026 through a grant classified as restricted stock units (RSUs) at a stated price of $0.00 per share, increasing his directly held common stock to 44,312 shares after the award.
The RSUs vest on December 31, 2028, provided he remains employed by the company on that date, and each RSU represents the right to receive one share of common stock. In addition, he reported indirect ownership of 1,896.8482 shares of common stock held in a 401(k) plan by a trustee, with the amount subject to daily fluctuation based on plan activity.
Knife River Corp vice president and CFO Nathan W. Ring acquired an equity award tied to the company’s common stock. He received 5,211 restricted stock units (RSUs) that vest on December 31, 2028, provided he remains employed on that date, with each RSU representing one share of common stock.
After this grant, he directly held 30,530 shares of common stock. In addition, a plan account held 2,402.3025 shares of common stock in a 401(k) fund by a trustee, and that balance may fluctuate daily based on plan activity.
Knife River Corp reported that Vice President & COO Trevor J. Hastings acquired 6,130 shares of common stock in the form of restricted stock units (RSUs) on March 4, 2026. The RSUs vest on December 31, 2028, provided he remains employed by the company on that date, and each RSU represents the right to receive one share of common stock.
After this grant, Hastings directly held 46,760 shares of common stock. He also had an indirect interest in 1,484.1909 shares of common stock through a 401(k) plan held by a trustee, with the share count subject to daily fluctuations based on plan activity.
Knife River Corp executive Glenn R. Pladsen reported share dispositions tied to tax withholding on equity awards. On February 12, 2026, he had two Form 4 code F transactions in Knife River common stock, where 1,385 shares and 1,569 shares were withheld at $81.74 per share to satisfy tax obligations upon restricted stock unit vesting.
After these tax-withholding dispositions, Pladsen directly beneficially owned 19,144 shares of Knife River common stock. He also had an indirect 401(k) position of 3,485.5224 shares held by a trustee, with that balance noted as potentially fluctuating daily based on plan activity.
Knife River Corp executive Karl A. Liepitz reported a tax-withholding share disposition related to equity compensation. On 02/12/2026, 8,648 shares of common stock were withheld by the company at $81.74 per share to cover tax obligations when a restricted stock unit award vested.
After this non-market transaction, Liepitz directly beneficially owned 39,701 shares of Knife River common stock and indirectly held 1,896.8482 shares through a 401(k) plan account managed by a trustee.
Knife River Corp President & CEO Brian R. Gray, who also serves as a director, reported tax-related share dispositions on February 12, 2026. Two Form 4 entries show code F transactions where 10,072 and 19,572 shares of common stock were withheld at $81.74 per share to cover tax obligations upon vesting of restricted stock units. After these transactions, he directly beneficially owned 63,792 shares of Knife River common stock. He also had an indirect holding of 8,164.6823 shares classified as “Common Stock - 401(k)” held by a trustee, with that balance able to fluctuate daily based on plan activity.
Hastings Trevor J reported disposition transactions in a Form 4 filing for KNF. The filing lists transactions totaling 7,479 shares at a weighted average price of $81.74 per share. Following the reported transactions, holdings were 40,630 shares.
Ring Nathan W reported disposition transactions in a Form 4 filing for KNF. The filing lists transactions totaling 6,258 shares at a weighted average price of $81.74 per share. Following the reported transactions, holdings were 25,319 shares.
Knife River Corp VP & Chief Accounting Officer Marney L. Kadrmas reported a tax-related share disposition linked to restricted stock vesting. On 02/12/2026, 1,232 shares of common stock were withheld by the company at $81.74 per share to cover tax obligations from a restricted stock unit award vesting.
After this withholding, Kadrmas beneficially owned 3,718 shares of Knife River common stock directly, plus 2,460.0368 shares held indirectly in a 401(k) plan by a trustee, where balances may fluctuate with plan activity.