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KNF
NYSE Real Estate & Construction

Starboard Builds Significant Stake in Knife River, Sources Say

Tom Rudovsky · Reported by Dow Jones Newswires
More coverage: Building Materials Stocks · Materials
Sentiment info
Positive
Importance info
8
Price
$51.43
Mkt Cap
$2.919B
52W Low
$50.665
52W High
$96.28
52W Position info
1.5% above low
Off High info
47% below high
Rel. Volume info
2.4× avg
Market data snapshot near publication time

KNF is trading near its 52-week low of $50.665 (1.5% above the low) on elevated volume (2.4× avg).

Summary

Activist investor Starboard Value has taken a significant stake in Knife River, according to sources cited by WSJ. Starboard plans to push Knife River to improve margins or explore a sale. The stock is trading near its 52-week low after a Q2 that beat on revenue but missed on EBITDA, with widening net losses. This follows the September investor presentation that quantified Q2 headwinds and set 2H26 margin guidance. Knife River shares gained on the WSJ report of Starboard building a stake and pushing to explore a sale.

At the time of this announcement, KNF was trading at $51.43 on NYSE in the Real Estate & Construction sector, with a market capitalization of approximately $2.9B. The 52-week trading range was $50.67 to $96.28. This news item was assessed with positive market sentiment and an importance score of 8 out of 10. Source: Dow Jones Newswires.


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KNF - Latest Insights

KNF
Sep 24, 2026, 8:58 AM EDT
Source: Dow Jones Newswires
Importance Score:
8
Price at Filing: $53.66
Real-time Price: $50.33 info
Change: -$3.33 (-6%) info
Market Cap: $2.857B info
KNF
Aug 04, 2026, 5:28 PM EDT
Filing Type: 10-Q
Importance Score:
7
Price at Filing: $69.51
Real-time Price: $50.33 info
Change: -$19.18 (-28%) info
Market Cap: $2.857B info
KNF
Aug 04, 2026, 8:40 AM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $72.51
Real-time Price: $50.33 info
Change: -$22.18 (-31%) info
Market Cap: $2.857B info
KNF
Aug 04, 2026, 7:19 AM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $76.81
Real-time Price: $50.33 info
Change: -$26.48 (-34%) info
Market Cap: $2.857B info
KNF
May 18, 2026, 4:45 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $74.51
Real-time Price: $50.33 info
Change: -$24.18 (-32%) info
Market Cap: $2.857B info