ROTHKA JOHN

PrivateCIK: 1713960
Location

CANONSBURG, PA

ROTHKA JOHN (Chief Accounting Officer) sold 17.7% of their position (2K shares) of CORE NATURAL RESOURCES, INC. on the open market

Open‑market sale worth $195.0K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderROTHKA JOHNCIK 1713960
Officer· Chief Accounting Officer
Since Dec 2018
-2K
Net shares
Net seller
$195.0K
Total sold
2
Open market trades
0B · 2S
2
Total transactions
2K disposed
Non-Derivative Transactions2

Common stock, par value $0.01 per share

Direct
S · Sale

Shares

1K

Price / share

$95.00

Trade value

$95K

% of position

8.8%
10/8/2025
11.31K10.31K

Common stock, par value $0.01 per share

Direct
S · Sale

Shares

1K

Price / share

$100.00

Trade value

$100K

% of position

9.7%
10/9/2025
10.31K9.31K
Total

Net shares

2K

Net value

-$195K

Derivative Transactions0
No derivative transactions reported
ROTHKA JOHN — Insider Transaction (Form 4) Filed Oct 10, 2025 | Finecho