Core Natural Resources, Inc.
CNR- Exchange
- NYSE
- Industry
- Silver Ores
- SEC CIK
- 0001710366
No open-market purchases or sales by Core Natural Resources, Inc. insiders were filed in the last 90 days; 357 institutions reported holding it in 13F filings for Q2 2026, worth $3.76B in total; Greenlight Capital is the only superinvestor holding it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, −18 vs. previous quarter
- 357
- 13F valueReported value at the end of Q2 2026
- $3.76B
- Superinvestors holdingAt the end of Q2 2026
- 1
Price chart
Superinvestors holding CNR, Q2 2026
1 superinvestor reports holding Core Natural Resources, Inc. on Form 13F. Percentages are the stock's share of each portfolio.
Greenlight Capital
David Einhorn
4.7%
Core Natural Resources, Inc.'s share of the portfolio
- Shares
- 2,283,200
- Value
- $182.7M
Latest insider trades
Open-market purchases and sales by Core Natural Resources, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 20, 2026 (view filing) | Mar 19 | 1 day | Klein Rosemary LSVP, CLO & Corp. Sec. | SSaleCommon stock, par value $0.01 per share | −15.0K | $106.87 | −$1.60M | −21.8%53.7K after | 2 lots |
| Mar 19, 2026 (view filing) | Mar 18 | 1 day | Brock James AExecutive Chair and CEO | SSaleCommon stock, par value $0.01 per share | −40.8K | $101.15 | −$4.12M | −29.0%100.0K after | |
| Mar 19, 2026 (view filing) | Mar 17 | 2 days | Rothka JohnChief Accounting Officer | SSaleCommon stock, par value $0.01 per share | −1.00K | $97.66 | −$97.7K | −16.2%5.19K after | |
| Mar 11, 2026 (view filing) | Mar 10 | 1 day | Rothka JohnChief Accounting Officer | SSaleCommon stock, par value $0.01 per share | −3.80K | $91.62 | −$348.2K | −38.0%6.19K after | |
| Mar 11, 2026 (view filing) | Mar 10 | 1 day | Navarre Richard ADirector | SSaleCommon stock, par value $0.01 per share | −6.00K | $91.70 | −$550.2K | −25.0%18.0K after | |
| Oct 10, 2025 (view filing) | Oct 8-9 | 2 days | Rothka JohnChief Accounting Officer | SSaleCommon stock, par value $0.01 per share | −2.00K | $97.50 | −$195.0K | −17.7%9.31K after | 2 lots10b5-1 |
| Oct 6, 2025 (view filing) | Oct 3 | 3 days | Rothka JohnChief Accounting Officer | SSaleCommon stock, par value $0.01 per share | −2.50K | $90.00 | −$225.0K | −18.1%11.3K after | 10b5-1 |
| Sep 26, 2025 (view filing) | Sep 25 | 1 day | Navarre Richard ADirector | SSaleCommon stock, par value $0.01 per share | −5.00K | $82.20 | −$411.0K | −18.6%21.8K after | |
| Sep 18, 2025 (view filing) | Sep 17 | 1 day | Kriegshauser Patrick ADirector | SSaleCommon stock, par value $0.01 per share | −3.04K | $77.07 | −$234.5K | −11.5%23.3K after | |
| May 12, 2025 (view filing) | May 9 | 3 days | Lang Paul AChief Executive Officer | PPurchaseCommon stock, par value $0.01 per share | +7.50K | $66.95 | +$502.1K | +2.2%341.1K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Core Natural Resources, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7,596,655 | $607.9M | 0.01% | +174,094+2.3% | Added |
| State Street Corp | 3,953,520 | $316.4M | 0.01% | −23,804−0.6% | Reduced |
| Vanguard Portfolio Management LLC | 3,018,983 | $241.6M | 0.01% | +61,101+2.1% | Added |
| FMR LLC | 2,895,835 | $231.7M | 0.01% | −1,149,930−28.4% | Reduced |
| DME Capital Management, LPSuperinvestorGreenlight Capital | 2,283,200 | $182.7M | 4.67% | +425,060+22.9% | Added |
| Vanguard Capital Management LLC | 2,185,507 | $174.9M | 0.00% | −3,207−0.1% | Reduced |
| Dimensional Fund Advisors LP | 1,488,824 | $119.1M | 0.02% | +115,882+8.4% | Added |
| Geode Capital Management, LLC | 1,330,502 | $106.5M | 0.01% | +53,962+4.2% | Added |
| Flat Footed LLC | 1,165,762 | $93.3M | 16.16% | +1,120,797+2,492.6% | Added |
| Goehring & Rozencwajg Associates, LLC | 1,100,977 | $88.1M | 5.07% | +392,752+55.5% | Added |