ROTHKA JOHN

PrivateCIK: 1713960
Location

CANONSBURG, PA

Senior insider sale

Chief Accounting Officer at CORE NATURAL RESOURCES, INC. — senior position signals high conviction

$348.7K

3.80K shares

What this filing means

ROTHKA JOHN plans to sell 3.80K shares of CORE NATURAL RESOURCES, INC. valued at approximately $348.7K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderROTHKA JOHNCIK 1713960
Officer· Chief Accounting Officer
Since Dec 2018
3.80K
Shares to sell
$348.7K
Approx. market value
3.80K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months1
Sort

Restricted Stock Units

Equity Compensation

2/23/2026
3.80K
Total acquired3.80K
Planned & Completed Dispositions1
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NYSEPlanned

Units to sell

3.80K

Market value

$348.7K

3/10/2026
Total

Units

3.80K

Value

$348.7K