Knife River Corp (KNF) Insider Ownership

Historic Insider Ownership Trends

Knife River's three largest insider shareholders as of March 23, 2026 are Brian R. Gray (President Ceo, 84.75K shares), Trevor J Hastings (Vice President Coo, 46.76K shares), Karl A Liepitz (Vp, Chief Legal Officer Sec., 44.31K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Brian R. Gray President Ceo 84,747 0 09 Mar, 2026
Trevor J Hastings Vice President Coo 46,760 0 05 Mar, 2026
Karl A Liepitz Vp, Chief Legal Officer Sec. 44,312 0 05 Mar, 2026
Nathan W Ring Vice President Cfo 30,530 0 05 Mar, 2026
Patricia L Moss 29,834 0 27 May, 2025
Nancy K. Christenson Vp Of Administration 25,776 0 03 Mar, 2025
Glenn R. Pladsen Vp Chief Excellence Officer 22,094 0 05 Mar, 2026
Brian R. Gray President Ceo 0 8,167 04 Mar, 2024
German Carmona-Alvarez 6,985 0 27 May, 2025
William J Sandbrook 5,695 0 27 May, 2025
Marney L. Kadrmas Vp Chief Accounting Officer 4,917 0 05 Mar, 2026
Sarah L. Lachapelle Vp Chief People Officer 4,578 0 05 Mar, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
06 Mar, 2026 Brian R. Gray Common Stock A 20,955 $0.00 84,747 D A
04 Mar, 2026 Nathan W Ring Common Stock A 5,211 $0.00 30,530 D A
04 Mar, 2026 Trevor J Hastings Common Stock A 6,130 $0.00 46,760 D A
04 Mar, 2026 Glenn R. Pladsen Common Stock A 2,950 $0.00 22,094 D A
04 Mar, 2026 Karl A Liepitz Common Stock A 4,611 $0.00 44,312 D A
04 Mar, 2026 Marney L. Kadrmas Common Stock A 1,199 $0.00 4,917 D A
04 Mar, 2026 Sarah L. Lachapelle Common Stock A 2,713 $0.00 4,578 D A
12 Feb, 2026 Karl A Liepitz Common Stock D 8,648 $81.74 39,701 D F
12 Feb, 2026 Trevor J Hastings Common Stock D 2,880 $81.74 45,229 D F
12 Feb, 2026 Brian R. Gray Common Stock D 10,072 $81.74 83,364 D F
12 Feb, 2026 Glenn R. Pladsen Common Stock D 1,385 $81.74 20,713 D F
12 Feb, 2026 Marney L. Kadrmas Common Stock D 1,232 $81.74 3,718 D F
12 Feb, 2026 Nathan W Ring Common Stock D 1,922 $81.74 29,655 D F
12 Feb, 2026 Nathan W Ring Common Stock D 4,336 $81.74 25,319 D F
12 Feb, 2026 Brian R. Gray Common Stock D 19,572 $81.74 63,792 D F
12 Feb, 2026 Trevor J Hastings Common Stock D 4,599 $81.74 40,630 D F
12 Feb, 2026 Glenn R. Pladsen Common Stock D 1,569 $81.74 19,144 D F
22 May, 2025 Patricia L Moss Common Stock A 1,551 $0.00 29,834 D A
22 May, 2025 German Carmona-Alvarez Common Stock A 1,551 $0.00 6,985 D A
22 May, 2025 William J Sandbrook Common Stock A 1,551 $0.00 5,695 D A