Stocks › CNR
Core Natural Resources, Inc.
CNR·NYSE·
United States·USD
United States·USD$90.21
-0.80 (-0.88%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
CNR
Core Natural Resources, Inc. · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
CNRS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of CNR by members of U.S. Congress · 1 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Tommy TubervilleSenate · R · AL |
CNRCore Natural Resources, Inc. · Stock |
Purchase $1,001 - $15,000 |
Jul 23, 2021 | Mar 29, 2021 | Filing ↗ |
Whale Activity
Position changes in CNR reported for 2026-06-30 by 10 tracked institutional filers
- Increased3
- New0
- Held0
- Decreased4
- Closed0
- No prior filing3
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 7.6M | $607.9M | increased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.0M | $241.6M | increased |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.2M | $174.9M | decreased |
| MAGNOLIA GROUP, LLC | 467.5K | $37.4M | — |
| MILLENNIUM MANAGEMENT LLC | 368.6K | $29.5M | decreased |
| Hartree Partners, LP | 182.0K | $14.6M | — |
| Mudita Advisors LLP | 169.4K | $13.6M | — |
| D. E. Shaw & Co., Inc. | 20.8K | $1.7M | increased |
| Point72 Asset Management, L.P. | 8,858 | $709K | decreased |
| RENAISSANCE TECHNOLOGIES LLC | 5,400 | $432K | decreased |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by CNR insiders, by quarter · Form 4
Recent Insider Transactions
302 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Doheny Edward L IIDirector | Grant / award | +1,390 | $0.00 | $0 | Apr 30, 2026 | Form 4 ↗ |
| Keating Ronald CDirector | Grant / award | +1,390 | $0.00 | $0 | Apr 30, 2026 | Form 4 ↗ |
| Brock James AExecutive Chair and CEO · Director | Gift | +24.4K | $0.00 | $0 | Mar 24, 2026 | Form 4 ↗ |
| Brock James AExecutive Chair and CEO · Director | Gift | −24.4K | $0.00 | $0 | Mar 24, 2026 | Form 4 ↗ |
| Klein Rosemary LSVP, CLO & Corp. Sec. | Sale | −5,000 | $110.62 | $553K | Mar 19, 2026 | Form 4 ↗ |
| Klein Rosemary LSVP, CLO & Corp. Sec. | Sale | −10.0K | $105.00 | $1.1M | Mar 19, 2026 | Form 4 ↗ |
| Brock James AExecutive Chair and CEO · Director | Sale | −40.8K | $101.15 | $4.1M | Mar 18, 2026 | Form 4 ↗ |
| Rothka JohnChief Accounting Officer | Sale | −1,000 | $97.66 | $98K | Mar 17, 2026 | Form 4 ↗ |
| Rothka JohnChief Accounting Officer | Sale | −3,800 | $91.62 | $348K | Mar 10, 2026 | Form 4 ↗ |
| NAVARRE RICHARD ADirector | Sale | −6,000 | $91.70 | $550K | Mar 10, 2026 | Form 4 ↗ |
| Rothka JohnChief Accounting Officer | Tax withholding Amended | −79 | $88.96 | $7K | Feb 18, 2026 | Form 4 ↗ |
| Brock James AExecutive Chair and CEO · Director | Tax withholding Amended | −2,960 | $88.96 | $263K | Feb 18, 2026 | Form 4 ↗ |
| Thakkar MiteshkumarPresident & CFO | Tax withholding | −1,223 | $88.96 | $109K | Feb 18, 2026 | Form 4 ↗ |
| Thakkar MiteshkumarPresident & CFO | Tax withholding | −806 | $88.96 | $72K | Feb 18, 2026 | Form 4 ↗ |
| Klein Rosemary LSVP, CLO & Corp. Sec. | Tax withholding | −746 | $88.96 | $66K | Feb 18, 2026 | Form 4 ↗ |
| Klein Rosemary LSVP, CLO & Corp. Sec. | Tax withholding | −497 | $88.96 | $44K | Feb 18, 2026 | Form 4 ↗ |
| Schuller George John JRSVP, Chief Operating Officer | Tax withholding | −1,069 | $88.96 | $95K | Feb 18, 2026 | Form 4 ↗ |
| Schuller George John JRSVP, Chief Operating Officer | Tax withholding | −713 | $88.96 | $63K | Feb 18, 2026 | Form 4 ↗ |
| Braithwaite Robert J. Jr.SVP, Marketing & Sales | Tax withholding | −464 | $88.96 | $41K | Feb 18, 2026 | Form 4 ↗ |
| Braithwaite Robert J. Jr.SVP, Marketing & Sales | Tax withholding | −310 | $88.96 | $28K | Feb 18, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding CNR · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF iShares Trust | 3.0M | $243.0M | 0.22% | Jun 30, 2026 |
| State Street(R) SPDR(R) S&P(R) Metals & Mining ETF SPDR SERIES TRUST | 2.0M | $161.7M | 3.69% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 1.5M | $121.4M | 0.01% | Jun 30, 2026 |
| iShares Russell 2000 ETF iShares Trust | 1.3M | $104.5M | 0.13% | Jun 30, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 1.1M | $87.9M | 0.05% | Jun 30, 2026 |
| Fidelity Low-Priced Stock Fund Fidelity Puritan Trust | 971.8K | $77.6M | 0.31% | Jul 31, 2026 |
| Goehring & Rozencwajg Resources Fund GOEHRING & ROZENCWAJG INVESTMENT FUNDS | 541.4K | $55.4M | 4.72% | Aug 31, 2026 |
| VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 632.7K | $50.6M | 0.11% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 578.2K | $46.3M | 0.05% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 555.8K | $44.4M | 0.13% | Jul 31, 2026 |
Mutual funds and ETFs whose N-PORT filings list CNR's shares (CUSIP 218937100), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- Abigail P. JohnsonSCHEDULE 13G/A · passive (13G) · 2.9M shares5.7%
Aug 6, 2026 · ↗ - FMR LLCSCHEDULE 13G/A · passive (13G) · 2.9M shares5.7%
Aug 6, 2026 · ↗ - SSGA FUNDS MANAGEMENT, INC.SCHEDULE 13G · passive (13G) · 2.9M shares5.8%
May 12, 2026 · ↗ - STATE STREET CORPORATIONSCHEDULE 13G · passive (13G) · 4.0M shares7.8%
May 12, 2026 · ↗ - Abigail P. JohnsonSCHEDULE 13G/A · passive (13G) · 4.0M shares8.0%
May 6, 2026 · ↗ - FMR LLCSCHEDULE 13G/A · passive (13G) · 4.0M shares8.0%
May 6, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming core natural resources as client
- CORE NATURAL RESOURCES, INC.CORE NATURAL RESOURCES, INC. · 2026 Q2 · NAT, CAW, ENG, LBR$290K
Filing ↗ - OGRCORE NATURAL RESOURCES, INC. · 2026 Q2 · ENG, NAT, TAX$30K
Filing ↗ - SUNDAY CREEK HORIZONS, LLCCORE NATURAL RESOURCES, INC. FKA CONSOL ENERGY INC. · 2026 Q2$10K
Filing ↗ - SUNDAY CREEK HORIZONS, LLCCORE NATURAL RESOURCES, INC. FKA CONSOL ENERGY INC. · 2026 Q1$10K
Filing ↗ - CORE NATURAL RESOURCES, INC.CORE NATURAL RESOURCES, INC. · 2026 Q1 · BUD, CAW, ENG, NAT$330K
Filing ↗
Government Contracts
Federal awards to Core Natural Resources, Inc. · USAspending
No federal contract awards found for Core Natural Resources, Inc..
U.S. Patents
Recent USPTO applications naming Core Natural Resources, Inc.
No USPTO patent applications found for Core Natural Resources, Inc..
Annual Financials
From CNR's 10-K filings · XBRL
No annual XBRL figures on record for CNR. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in CNR's price history.
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 5.02, 7.01, 9.01Officer / director change · Reg FD disclosureAug 19, 2026
EDGAR ↗ - 8-K · Items 2.02, 7.01, 9.01Results of operations · Reg FD disclosureAug 6, 2026
EDGAR ↗ - 8-K · Items 7.01, 9.01Reg FD disclosureJun 4, 2026
EDGAR ↗ - 8-K · Items 1.04May 19, 2026
EDGAR ↗ - 8-K · Items 2.02, 7.01, 9.01Results of operations · Reg FD disclosureMay 7, 2026
EDGAR ↗ - 8-K · Items 1.04May 4, 2026
EDGAR ↗
About Core Natural Resources, Inc.
From SEC EDGAR company records
Industry (SIC 1220)Silver Ores
SectorMaterials
HeadquartersCANONSBURG, PA
IncorporatedDC
SEC CIK0001710366 ↗
Former namesCONSOL Energy Inc., CONSOL Mining Corp