Insider Cluster (1 insider) ·Filed Mar 10, 2026

CNR

Core Natural Resources, Inc.
NEUTRAL
Impact 3/10
Horizondays Processed6mo ago
Insider cluster: 2 insiders, $648K total
Actionable Insight • Neutral

Monitor for additional selling activity, especially from C-suite or board members. This single transaction is routine and not inherently concerning, but could be part of a broader trend if more sales follow.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
CNR ▲ +5.56% at T+60d
NEUTRAL call ✓ call won +5.56% · α vs SPY -6.12% · entry $91.35 → $96.43
Entry anchored
Mar 9, 03:59 PM ET
via exchange tick
T+1d
+4.87%
call +4.87% · α +4.98%
$95.80
settled 7mo ago
T+5d
+8.13%
call +8.13% · α +9.04%
$98.78
settled 7mo ago
T+20d
+3.57%
call +3.57% · α +3.72%
$94.61
settled 6mo ago
T+60d
+5.56%
call +5.56% · α -6.12%
$96.43
settled 4mo ago

Price Chart

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Executive Summary

Chief Accounting Officer Rothka John sold 1,000 shares of CNR in an open-market transaction, totaling $97,660. This is a single, modest-sized sale by a mid-level executive and represents a small fraction of the company's market cap.

Key Financial Metrics

Direction
selling
Total Value
$97.7K
Insiders
1

Key Facts

  • Rothka John, Chief Accounting Officer, sold 1,000 shares at $97.66 per share.
  • Total transaction value: $97,660.
  • Transaction occurred on March 17, 2026, via open-market sale (Form 4 code 'S').
  • No purchases or other material transactions reported in the last 7 days.

Financial Impact

$97,660 in open-market selling

insider ownershipmarket sentiment

Risk Factors

  • Perception of insider selling could weigh on sentiment if more executives participate.
  • Timing relative to upcoming earnings or news events is unknown.

Market Snapshot

Exchange
NYSE

Investment Themes

Materials & Mining

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CONTEXT: Insider Cluster Data (1 trades, 7d window)cluster-CNR-1773932338821
14 reports for CNR
Performance horizon
100% Hit rate 3 of 3 directional calls best @ T+20▲ +9.59%Mar 17, 2026
Filters
Rows
Reports for CNR — sortable, filterable
TypeNow
Aug 19, 2026
6w ago
8-K
NEUTRAL ★ 3/10
$93.30 $93.32▲ +0.02%▲ +1.97%$89.60 (−3.97%)
Aug 6, 2026
8w ago
8-K
BULLISH ★ 7/10
$89.98 $97.43▲ +8.28%▲ +7.68%$89.60 (−0.42%)
Jun 4, 2026
17w ago
8-K
NEUTRAL ★ 4/10
$93.44 $80.83▼ −13.50%▼ −15.36%$89.60 (−4.11%)
May 19, 2026
19w ago
8-K
NEUTRAL ★ 3/10
$82.97 $83.57▲ +0.72%▼ −0.02%$89.60 (+7.99%)
May 7, 2026
21w ago
8-K
BULLISH ★ 6/10
$88.56 $96.43▲ +8.89%▲ +5.75%$89.60 (+1.17%)
May 4, 2026
21w ago
8-K
NEUTRAL ★ 2/10
$88.38 $94.57▲ +7.00%▲ +2.05%$89.60 (+1.38%)
May 1, 2026
22w ago
3
NEUTRAL ★ 2/10
$87.02 $93.17▲ +7.07%▲ +1.78%$89.60 (+2.96%)
May 1, 2026
22w ago
3
NEUTRAL ★ 2/10
$87.02 $93.17▲ +7.07%▲ +1.78%$89.60 (+2.96%)
Apr 30, 2026
22w ago
8-K
NEUTRAL ★ 2/10
$86.93 $93.17▲ +7.18%▲ +1.92%$89.60 (+3.07%)
Mar 17, 2026
28w ago
Insider Cluster
NEUTRAL ★ 3/10
$98.78 $89.31▼ −9.59%▼ −13.89%$89.60 (−9.29%)
Showing 10 of 14

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Report published Mar 19, 2026