Rosemary L Klein

CNR

Rosemary L Klein serves as officer: SVP, CLO & Corp. Sec. at Core Natural Resources, Inc. (CNR). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

2 trades

$1.71M

Net Position

Net Seller

$1.71M

Companies Traded

CNR

Active Period

Feb 2026 – Mar 2026

2 total trades

Most Recent

Sell CNR

Mar 20, 2026 · $1.60M

Rosemary L Klein's Insider Trading at Core Natural Resources, Inc. (CNR)

Buys

0 · $0.00

Sells

2 · $1.71M

Total Shares Bought

Total Shares Sold

16,243

CNR Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Mar 20, 2026	Sell	15,000	$106.87	$1.60M	58,679
Feb 17, 2026	Sell	1,243	$88.96	$110.6K	0

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