TOP TIERMARKET NEWSWIRE
Movers explained · 2026-08-04

Archived explainer. For the current picture see today's KNF page.

Why Is KNIFE RIV CORP (KNF) Stock Down Today?

By the Top Tier Newswire AI Desk · August 4, 2026 at 12:47 PM ET · reviewed against 3 wire stories

KNIFE RIV CORP (KNF) is down -8.95% in the latest session. Our newswire has captured 3 stories on KNF across 3 sources in the last 36 hours, with AI sentiment reading bullish (avg 60/100).

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Why KNF stock is down today

KNF stock fell 8.95% to $71.78 in morning trading on Monday after the company filed an 8-K with the SEC that included a Regulation FD disclosure and detailed Q2 results that missed earnings estimates. The filing triggered a significant intraday selloff following an early morning open with a -1.8% gap down.

What Happened

The 8-K filing included results of operations and financial condition under Item 2.02 and a Regulation FD disclosure under Item 7.01. The document also included financial statements and exhibits under Item 9.01. While Knife River reported second-quarter revenue of $938.6 million, up 12.6% year-over-year and above estimates, GAAP earnings per share of $0.77 fell short of the $1.12 estimate. The company raised its full-year revenue guidance to $3.4 billion to $3.6 billion, a range that exceeds the $3.43 billion estimate. Despite the revenue beat and guidance increase, the earnings miss and the 8-K filing appear to have triggered a sharp sell-off.

What The Data Shows

The stock opened at $77.39, a -1.8% gap from the prior close, but quickly declined to a low of $65.78 before trading recovered slightly to $71.71 by the close of the morning session. The volume of 1.3 million shares is 2.4 times the 3-month daily average, indicating heightened investor activity. The stock is currently trading within its 52-week range of $58.72 to $96.28, and the market cap remains at $4.2 billion. With a beta of 0.50, KNF is less volatile than the broader market.

What To Watch

The stock’s performance will likely be influenced by how the market digests the earnings miss and the details in the 8-K filing. Analysts from Wells Fargo, RBC Capital, and Oppenheimer have recent coverage on the stock, and their ongoing commentary may shape investor sentiment.

AI-assisted analysis composed exclusively from headlines and data on the Top Tier newswire. Public view is delayed 4 hours from real time. Not financial advice.

KNF by the numbers

Last: $71.78Session: -8.95%Coverage: 3 stories / 3 sourcesAI sentiment: 60/100 (bullish)Mkt cap: $4.2BP/E: 30.752w: $58.72 to $96.28
KNF · Aug 4 session (5-min) · -11.83% vs prior close · updated 8:56 PM ET
$65.52$72.56$79.59prev close $78.84$69.517:00 AM10:00 AM1:00 PM4:00 PM7:00 PM7:00 AM · $77.397:05 AM · $76.817:20 AM · $72.508:05 AM · $72.519:30 AM · $69.689:35 AM · $68.679:40 AM · $68.539:45 AM · $69.119:50 AM · $67.399:55 AM · $67.1310:00 AM · $66.2810:05 AM · $66.5510:10 AM · $66.8910:15 AM · $67.5410:20 AM · $67.6210:25 AM · $67.7510:30 AM · $68.6910:35 AM · $69.1010:40 AM · $68.9310:45 AM · $69.4910:50 AM · $69.1210:55 AM · $69.3311:00 AM · $69.3911:05 AM · $69.3111:10 AM · $70.4111:15 AM · $70.3411:20 AM · $70.2211:25 AM · $70.2011:30 AM · $70.0111:35 AM · $70.3711:40 AM · $70.0811:45 AM · $70.2311:50 AM · $70.6411:55 AM · $70.8112:00 PM · $70.9212:05 PM · $70.7512:10 PM · $70.6012:15 PM · $70.9212:20 PM · $70.8412:25 PM · $70.7512:30 PM · $71.2812:35 PM · $71.7112:40 PM · $71.7812:45 PM · $71.4312:50 PM · $71.4512:55 PM · $71.411:00 PM · $71.591:05 PM · $70.911:10 PM · $70.611:15 PM · $70.661:20 PM · $70.751:25 PM · $70.821:30 PM · $70.681:35 PM · $70.521:40 PM · $70.231:45 PM · $70.131:50 PM · $70.271:55 PM · $70.002:00 PM · $69.452:05 PM · $69.512:10 PM · $69.532:15 PM · $69.472:20 PM · $69.472:25 PM · $69.342:30 PM · $69.282:35 PM · $69.112:40 PM · $69.152:45 PM · $69.002:50 PM · $69.112:55 PM · $69.313:00 PM · $69.393:05 PM · $69.393:10 PM · $69.493:15 PM · $69.423:20 PM · $69.403:25 PM · $69.493:30 PM · $69.623:35 PM · $69.993:40 PM · $69.883:45 PM · $69.493:50 PM · $69.233:55 PM · $69.514:00 PM · $69.514:10 PM · $69.514:50 PM · $69.516:30 PM · $69.517:00 PM · $69.51
AI sentiment, last 36h · averaged over 3 stories · 60/100 bullish
AI sentiment 60/100 (bullish)0 · bearish50bullish · 100

The headlines behind the move

Story flow · 3 stories on the wire, last 36h · hover or tap a dot for the headline
36h ago24h ago12h agopublishStockTitan · sentiment 63 · Knife River Corporation Reports Second Quarter 2026 Financial ResultsStockTitan · 63Knife River Corporation Reports Second Quarter 2026 Financial ResultsSeeking Alpha · sentiment 68 · Knife River beats top-line and bottom-line estimates; raises FY26 outlookSeeking Alpha · 68Knife River beats top-line and bottom-line estimates; raises FY26 outlookSEC 8-K · sentiment 50 · Knife River Corp (KNF) files 8-KSEC 8-K · 50Knife River Corp (KNF) files 8-K
6d agoSEC 8-KNEUTRAL 50General

Knife River Corp (KNF) files 8-K

Filed: 2026-08-04 AccNo: 0001628280-26-052184 Size: 664 KB Item 2.02: Results of Operations and Financial Condition Item 7.01: Regulation FD Disclosure Item 9.01: Financial Statements and Exhibits

6d agoSeeking AlphaBULLISH 68Earnings

Knife River beats top-line and bottom-line estimates; raises FY26 outlook

Knife River (KNF) Q2 earnings: GAAP EPS $0.77 missed by $0.36, while revenue $938.6M rose 12.6% Y/Y and beat estimates.

6d agoStockTitanBULLISH 63Earnings

Knife River Corporation Reports Second Quarter 2026 Financial Results

For 2026, Knife River expects revenue of $3.4B-$3.6B and aggregate volumes to increase high-single digits; contracting services revenue grew 20% in Q2.

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More on KNF: full news and sentiment history. Sentiment scores are AI-derived research signals, not financial advice.

Earlier KNF move explainers: 2026-08-05 · 2026-08-04