Knife River Corporation (KNF) ownership: insiders 0% · institutions 100% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| BlackRock | 6971833.00 | $569.25M | 12.3% | 2026-03-31 |
| Vanguard | 5780661.00 | $471.99M | 10.2% | 2026-03-31 |
| Capital Group | 4401852.00 | $359.41M | 7.8% | 2026-03-31 |
| Baillie Gifford | 2668248.00 | $217.86M | 4.7% | 2026-03-31 |
| UBS | 2478148.00 | $202.34M | 4.4% | 2026-03-31 |
| State Street | 2057169.00 | $167.97M | 3.6% | 2026-03-31 |
| Barrow Hanley Mewhinney & Strauss LLC | 2050789.00 | $167.45M | 3.6% | 2026-03-31 |
| Dimensional Fund Advisors | 1464690.00 | $119.58M | 2.6% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-30 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.