Klein Rosemary L insider trades
Klein Rosemary L has filed 22 Form 4s with the SEC that we hold, for ARCH (Sr. VP, Gen Counsel and Secary) and Core Natural Resources, Inc. (CNR) (SVP, CLO & Corp. Sec.). Across all of them we count 0 purchases worth $0 and 14 sales worth $2.8M reported on Form 4. In the last 12 months: 0 purchases ($0) and 2 sales ($1.6M). The largest single trade was a sale of 10,000 shares of Core Natural Resources, Inc. worth $1.1M, dated 2026-03-19. The first filing on our record is dated 2021-10-14 and the latest 2026-03-20.
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| Trade date | Code | Shares | Value as filed | Filed | Source |
|---|---|---|---|---|---|
| 2021-10-25 | S, sale reported on Form 4 | 68 | $6.6K | 2021-10-27 | SEC |
| 2021-10-25 | S, sale reported on Form 4 | 68 | $6.6K | 2021-10-27 | SEC |
| 2022-02-25 | S, sale reported on Form 4 | 410 | $46.6K | 2022-03-01 | SEC |
| 2022-02-28 | S, sale reported on Form 4 | 44 | $5.1K | 2022-03-01 | SEC |
| 2022-10-13 | S, sale reported on Form 4 | 30 | $4.1K | 2022-10-17 | SEC |
| 2023-02-16 | S, sale reported on Form 4 | 623 | $93.5K | 2023-02-17 | SEC |
| 2023-02-28 | S, sale reported on Form 4 | 1,777 | $280.3K | 2023-02-28 | SEC |
| 2023-02-28 | S, sale reported on Form 4 | 700 | $111.2K | 2023-02-28 | SEC |
| 2023-03-03 | S, sale reported on Form 4 | 1,549 | $255.6K | 2023-03-06 | SEC |
| 2023-10-16 | S, sale reported on Form 4 | 316 | $49.0K | 2023-10-16 | SEC |
| 2023-11-24 | S, sale reported on Form 4 | 158 | $26.1K | 2023-11-27 | SEC |
| 2024-01-19 | S, sale reported on Form 4 | 1,708 | $316.0K | 2024-01-22 | SEC |
Core Natural Resources, Inc. (CNR)
Counted from the Form 4 filings this reporting owner (SEC CIK 1310202) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

