Knife River Corporation
Veridion Score
Composite trend over time
Why is KNF moving today?
Knife River Corp is a people-first construction materials and contracting services company. It provides construction materials and contracting services to build safe roads, bridges, airport runways, and other critical infrastructure needs that connect people. The group is a provider of crushed stone, sand, and gravel in the United States. It operates through four reportable segments: West, Mountain, Central, and Energy Services.
Reported fields plus Veridion-computed history. Unsourced tiles are omitted.
Warehouse intelligence for KNF.
KNF insider activity
Knife River Corporation
No multi-insider buying cluster in the last 90 days
Net selling: -$4.6M across loaded Form 4 rows.
Loaded official disclosures do not show all three sources aligned on this ticker.
| Filing date | Trade date | Insider | Title | Type | Price | Qty | Owned | Value | Receipt |
|---|---|---|---|---|---|---|---|---|---|
| 2026-04-01 | 2026-03-31 | Fagg Karen B | Insider | buy | $79.51 | 222 | 1,062 | $18K | SEC Form 4 |
| 2026-02-17 | 2026-02-12 | Pladsen Glenn R. | Insider | sell | $81.74 | 1,569 | 19,144 | $128K | SEC Form 4 |
| 2026-02-17 | 2026-02-12 | Pladsen Glenn R. | Insider | sell | $81.74 | 1,385 | 20,713 | $113K | SEC Form 4 |
| 2026-02-17 | 2026-02-12 | Gray Brian R. | Insider | sell | $81.74 | 19,572 | 63,792 | $1.6M | SEC Form 4 |
| 2026-02-17 | 2026-02-12 | Gray Brian R. | Insider | sell | $81.74 | 10,072 | 83,364 | $823K | SEC Form 4 |
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Upgrade to Sovereign · $25/moKNF contract awards, year to date.
Public federal awards linked to this ticker.
KNF lobbying filings, year to date.
Registered lobbying filings matched to Knife River Corporation.