KNF — Knife River Corp

US Materials Mining equity mkt cap 3.7B
66.17 +0.32% today
USD · as of 2026-08-21

Price · 2024-08-26 → 2026-08-21

499 daily closes shown
52w low 59.93 · high 93.97

Anonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2023-06-01.

Performance

1 day+0.32%
1 week-0.35%
1 month-14.78%
3 months-10.16%
6 months-27.05%
Year to date-9.03%
1 year-23.67%
3 years+33.38%

Technicals

RSI 1415.3
vs 50-day avg-14.60%
vs 200-day avg-15.81%
Volatility 1y50.3%
Max drawdown 1y-34.75%
Avg volume 30d693.6K
Daily bars held809
History from2023-06-01

Measured signals that fired on KNF

datesignal measured base rate
2026-08-10Equal lows taken out
structure
-0.64% over 21 days · t = -4.75 · n = 55,661
statistically distinguishable from its control group
2026-08-05Fair value gap, bearish
structure
-0.45% over 21 days · t = -3.29 · n = 108,591
statistically distinguishable from its control group
2026-06-30Fair value gap, bearish
structure
-0.45% over 21 days · t = -3.29 · n = 108,591
statistically distinguishable from its control group
2026-06-15Fair value gap, bullish
structure
-0.67% over 21 days · t = -6.43 · n = 111,973
statistically distinguishable from its control group
2026-05-05Fair value gap, bearish
structure
-0.45% over 21 days · t = -3.29 · n = 108,591
statistically distinguishable from its control group
2026-04-08Fair value gap, bullish
structure
-0.67% over 21 days · t = -6.43 · n = 111,973
statistically distinguishable from its control group

Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →

Insider transactions (Form 4)

dateinsiderwhatshares pricevalue
2026-05-20Hill Thomas W.
Director
Grant or award2.0K0.000
2026-05-20Carmona-Alvarez German
Director
Grant or award2.0K0.000
2026-05-20Chiodo Patricia
Director
Grant or award2.0K0.000
2026-05-20MOSS PATRICIA L
Director
Grant or award2.0K0.000
2026-05-20SANDBROOK WILLIAM J
Director
Grant or award2.0K0.000
2026-05-20Fagg Karen B
Director
Grant or award2.4K0.000
2026-03-06Gray Brian R.
President & CEO
Grant or award21.0K0.000
2026-03-04Liepitz Karl A
VP, Chief Legal Officer & Sec.
Grant or award4.6K0.000
2026-03-04Ring Nathan W
Vice President & CFO
Grant or award5.2K0.000
2026-03-04LaChapelle Sarah L.
VP & Chief People Officer
Grant or award2.7K0.000

Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →

Largest institutional holders

managervalueshares
BlackRock, Inc.569.3M7.0M
VANGUARD PORTFOLIO MANAGEMENT LLC223.9M2.7M
BAILLIE GIFFORD & CO217.9M2.7M
Capital World Investors215.8M2.6M
VANGUARD CAPITAL MANAGEMENT LLC207.9M2.5M
UBS Group AG191.2M2.3M
STATE STREET CORP168.0M2.1M
BARROW HANLEY MEWHINNEY & STRAUSS LLC167.4M2.1M
Capital Research Global Investors143.6M1.8M
DIMENSIONAL FUND ADVISORS LP119.6M1.5M

13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →

Latest SEC filings

formfiledperiod
SCHEDULE 13G/A2026-08-14on EDGAR ↗
SCHEDULE 13G2026-08-12on EDGAR ↗
10-Q2026-08-042026-06-30on EDGAR ↗
8-K2026-08-042026-08-04on EDGAR ↗
SCHEDULE 13G2026-07-31on EDGAR ↗
42026-07-012026-06-30on EDGAR ↗
11-K2026-06-172025-12-31on EDGAR ↗
42026-05-212026-05-20on EDGAR ↗

Short selling

Avg short volume, 90d72.9% of tape
Days observed61

This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →

Ask the AI about KNF

The assistant reads every block on this page — price history, filings, insider transactions, institutional positions, short volume, macro and the measured base rates — and says what it implies, quoting the number behind each claim and declaring what it does not have.

Open KNF in the terminal → How the AI works

Everything on this page is live in the terminal.

Charts, filings, insider flow and the AI — open without an account.

Free plan for good. Pro is $69.99/mo, or $4.99 for a 7-day trial. See the plans →