Knife River responds to Starboard Value after activist investment Sep 24, 2026 01:01PM
Knife River Reiterates Focus on Disciplined Execution and Shareholder Value Creation Sep 24, 2026 01:00PM
Starboard Delivers Letter to Knife River Sep 24, 2026 07:00AM
Starboard Value takes stake in Knife River Corp - Bloomberg Sep 23, 2026 06:05PM