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CNR · Core Natural Resources, Inc.
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CNR Core Natural Resources (CNR) Insider Trading, Ownership & Congress Trades

Energy · Silver ores · CIK 0001710366
Quote by TradingView
SEC filings
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
212
13F, latest reported quarter

Core Natural Resources insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

No insider purchases or sales are on record for Core Natural Resources, Inc. in the period covered. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Klein Rosemary L
SVP, CLO & Corp. Sec.
SELL
2026-03-20 SECtraded 2026-03-19
10,000
$1.1M
-14.1%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 17.0% of the 58,679 shares held after it.
  • 3 other insiders sold within 30 days.
  • 212 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: SVP, CLO & Corp. Sec. Klein Rosemary L sold about $1.1M of CNR on Mar 19, 2026; 3 other insiders sold within 30 days and 212 funds added in the latest 13F quarter.
Klein Rosemary L
SVP, CLO & Corp. Sec.
SELL
2026-03-20 SECtraded 2026-03-19
5,000
$553.1K
-14.1%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 9.3% of the 53,679 shares held after it.
  • 3 other insiders sold within 30 days.
  • 212 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: SVP, CLO & Corp. Sec. Klein Rosemary L sold about $553.1K of CNR on Mar 19, 2026; 3 other insiders sold within 30 days and 212 funds added in the latest 13F quarter.
Brock James A
Executive Chair and CEO
SELL
2026-03-19 SECtraded 2026-03-18
40,760
$4.1M
-17.4%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 40.8% of the 100,000 shares held after it.
  • 3 other insiders sold within 30 days.
  • 212 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Executive Chair and CEO Brock James A sold about $4.1M of CNR on Mar 18, 2026, the largest insider sale at the company on our record; 3 other insiders sold within 30 days and 212 funds added in the latest 13F quarter.
Rothka John
Chief Accounting Officer
SELL
2026-03-19 SECtraded 2026-03-17
1,000
$97.7K
-17.4%
Context
  • 4 earlier Form 4 trades (code P or S) here by this insider (4 sales), the last on Mar 10, 2026.
  • The trade is 19.3% of the 5,190 shares held after it.
  • 3 other insiders sold within 30 days.
  • 212 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Accounting Officer Rothka John sold about $97.7K of CNR on Mar 17, 2026; 3 other insiders sold within 30 days and 212 funds added in the latest 13F quarter.
Rothka John
Chief Accounting Officer
SELL
2026-03-11 SECtraded 2026-03-10
3,800
$348.2K
-11.5%
Context
  • 3 earlier Form 4 trades (code P or S) here by this insider (3 sales), the last on Oct 9, 2025.
  • The trade is 61.4% of the 6,190 shares held after it.
  • 3 other insiders sold within 30 days.
  • 212 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Accounting Officer Rothka John sold about $348.2K of CNR on Mar 10, 2026; 3 other insiders sold within 30 days and 212 funds added in the latest 13F quarter.
20 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
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Seven facts, ranked against the sector · Rank is not a forecast
Insiders
no insider buys or sells on file
Congress
no House purchase disclosed in the last 12 months
Funds
212 funds bought in last quarter
more than 74% of Energy
Revenue
+92.4% year over year
more than 95% of Energy
Margin
-3.7% net margin
below 74% of Energy
Buybacks
$104.9M repurchased, FY to 2026-06-30
more than 73% of Energy
Short interest
3.2% of the float short (float per yahoo 2026-10-27) · 3.4 days to cover · settled 2026-10-15
below 59% of Energy
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch CNR

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+6.3%12M
-9%+6%+21%+36%2025-102025-122026-022026-042026-062026-082026-10 2026-03-18 · Brock James A sold $4.1M2026-03-19 · Klein Rosemary L sold $1.1M2026-03-19 · Klein Rosemary L sold $553.1K2026-03-10 · NAVARRE RICHARD A sold $550.2K2026-03-10 · Rothka John sold $348.2K2026-03-17 · Rothka John sold $97.7K
Insider sell
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns CNR: institutional holders (13F)

13F holdings, latest reported quarter
BlackRock, Inc.
7,596,655 sh
$607.9M
STATE STREET CORP
3,953,520 sh
$316.4M
VANGUARD PORTFOLIO MANAGEMENT LLC
3,018,983 sh
$241.6M
FMR LLC
2,895,835 sh
$231.7M
DME Capital Management, LP
2,283,200 sh
$182.7M

Congress trades in CNR

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

CNR planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

CNR mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Range Global Coal Index ETF
$3.8M position · as of 2026-05-31
5.8%
Invesco S&P SmallCap Energy ETF
$5.8M position · as of 2026-05-31
4.9%
Goehring & Rozencwajg Resources Fund
$44.9M position · as of 2026-05-31
4.2%
Nomura VIP Energy Series
$3.5M position · as of 2026-06-30
3.9%
State Street(R) SPDR(R) S&P(R) Metals & Mining ETF
$161.7M position · as of 2026-06-30
3.7%
Nomura VIP Natural Resources Series
$2.9M position · as of 2026-06-30
3.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Corporate PAC
The company's PAC: committee totals only, never individual donors (FEC).
Core Natural Resources, Inc. (Core Pac)
Cycle 2026 · $130K spent
$163.4K
Federal Election Commission, matched by the PAC's connected organisation
Executive pay vs shareholder return · James A.Brock
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2024
$13.1M
$13.7M
$2.7M
+1489%
+967%
2023
$13.2M
$20.5M
$2.2M
+1391%
+1022%
2022
$10.0M
$33.8M
$1.5M
+828%
+602%
2021
$7.1M
$20.1M
$1.0M
+215%
+216%
2020
$6.7M
$4.9M
$1.5M
-50%
-34%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows 212 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
METCAMRPBFGULTUPRTCRCREPXCVXDMLPTALOPARRDKL

CNR financials

Revenue growth
+92.4%
XBRL, annual
Net margin
-3.7%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$4.3B
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
+2.3%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
$259.5M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.13x
long-term 2026-06-30 plus current 2025-12-31 (6 months older than the period end); equity 2026-06-30
Cash flow to debt
1.17x
TTM operating cash flow over long-term 2026-06-30 plus current 2025-12-31 (6 months older than the period end)
Return on equity
+2.7%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
+1.6%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
effective tax rate -205%, not meaningful
Return on capital employed
+1.5%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
44.46x
close 2026-10-26 over four quarters of diluted EPS, 2025-07-01 to 2026-06-30
Enterprise value
$4.4B
market value at close 2026-10-26 on 2026-07-31 shares, plus long-term 2026-06-30 plus current 2025-12-31 (6 months older than the period end), minus cash 2026-06-30
FCF yield
+5.9%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
trailing EPS growth -9%, PEG needs growth
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$4.2B$2.2B$2.6B$2.3B
Operating income-$182.1M$351.0M$803.3Mn/a
Net income-$153.2M$286.4M$655.9M$467.0M
EPS (diluted)-2.989.6119.7913.07
Operating cash flow$305.8M$476.4M$857.9M$651.0M
Cash$432.2M$408.2M$199.4M$273.1M
Long-term debt$317.3M$79.5M$181.9M$342.1M
Buybacks$224.3M$70.9M$399.4M$0
Dividends paid$26.3M$15.9M$75.5M$71.5M
SEC XBRL, fiscal years, as known on 2026-10-28

CNR Stock Sonar score 5/7 axes

Find similar shapesCompare

CNR ranks highest on growth (95th percentile) and institutional and government (80th), and lowest on profitability (40th), among Energy peers.

ProfitHealthGrowthInstitutionsRisk
Profitability
40
Inputs
  • Return on equity+2.7% · 44 pct, sector of 109
  • Return on assets+1.6% · 45 pct, sector of 129
  • Return on invested capitaleffective tax rate -205%, not meaningful
  • Return on capital employed+1.5% · 31 pct, sector of 110
Financial health
78
Inputs
  • Debt to equity0.13x · 76 pct, sector of 111
  • Cash flow to debt1.17x · 80 pct, sector of 115
Growth
95
Inputs
  • Revenue growth, YoY+92.4% · 95 pct, sector of 141
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Institutional and government
80
Inputs
  • Funds adding, latest quarter212 · 74 pct, sector of 145
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quarters$1.7M · 86 pct, sector of 37
Risk and compliance
64
Inputs
  • Short interest, % of float+3.2% · 62 pct, sector of 168
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5y0.00 per $1B · 100 pct, sector of 109
  • New text in Risk Factors, latest 10-K+13.9% · 31 pct, sector of 120
2 not measured: Insider conviction, US patents
  • Insider conviction needs 1 of 2 inputs, 0 present: no Form 4 purchase or sale (code P or S) in 180 days; no insider trades in 180 days
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

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