SLONE DECK

PrivateCIK: 1335025
Location

ST. LOUIS, MO

SLONE DECK (SVP, Strategy & Public Policy) received a stock award from CORE NATURAL RESOURCES, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award
InsiderSLONE DECKCIK 1335025
Officer· SVP, Strategy & Public Policy
Since Feb 2026
+3.84K
Net shares
Net buyer
$108.4K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
5.06K acquired · 1.22K disposed
Non-Derivative Transactions3

Common stock, par value $0.01 per share

Direct
A · Award

Shares

+5.06K

Price / share

Trade value

% of position

7.6%
2/17/2026
66.36K71.42K

Common stock, par value $0.01 per share

Direct
F · Tax Withholding

Shares

487.00

Price / share

$88.96

Trade value

$43.32K

% of position

0.7%
2/18/2026
71.42K70.94K

Common stock, par value $0.01 per share

Direct
F · Tax Withholding

Shares

731.00

Price / share

$88.96

Trade value

$65.03K

% of position

1.0%
2/18/2026
70.94K70.21K
Total

Net shares

+3.84K

Net value

-$108.35K

Derivative Transactions0
No derivative transactions reported