Daniel E. Horn - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Daniel E. Horn is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $165K.
Profile
Daniel E. Horn serves as Chief Commercial Officer of Alpha Metallurgical Resources, Inc. (AMR). Horn has reported 3 insider filings with the SEC since 2026. The most recent filing was in March 2026.
| Role | Chief Commercial Officer |
|---|---|
| Notability | 34/100 |
Board memberships
- Alpha Metallurgical Resources, Inc.
Reported roles
- Chief Commercial Officer
Awards & honors
- Led development of AMR's commercial strategy for metallurgical coal
- Oversees sales and customer relationships across AMR's coal operations
Trading Pattern
InsiderAlpha's records for Daniel E. Horn go back to 2026: 3 primary Form 4 filings, an average of 3.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Daniel E. Horn has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Chief Commercial Officer at Alpha Metallurgical Resources, Inc. (AMR) - 3 filings, 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-09 | AMR | Alpha Metallurgical Resources, Inc. | S - Open-market sale | 971 | $170.05 | $165K |
| 2026-01-27 | AMR | Alpha Metallurgical Resources, Inc. | F - Tax withholding / forfeiture | 1.6K | $231.15 | $370K |
| 2026-01-27 | AMR | Alpha Metallurgical Resources, Inc. | A - Grant or award | 2.6K | $0.00 | |
| 2026-01-27 | AMR | Alpha Metallurgical Resources, Inc. | F - Tax withholding / forfeiture | 198 | $231.15 | $46K |
| 2026-01-23 | AMR | Alpha Metallurgical Resources, Inc. | F - Tax withholding / forfeiture | 407 | $234.89 | $96K |
| 2026-01-23 | AMR | Alpha Metallurgical Resources, Inc. | A - Grant or award | 2.4K | $0.00 |
Most Active Insiders Right Now
Daniel E. Horn has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Kenneth Bryan Dart
- Charles A. Davis
- Deep Track Biotechnology Master Fund, Ltd.
- Robert E. Dixon
- Romeo R. Dizon
- Kevin Michael Donahue
- DONEGAL MUTUAL INSURANCE CO
- DORCHESTER MINERALS OPERATING LP
Frequently Asked Questions
Who is Daniel E. Horn?
Daniel E. Horn serves as Chief Commercial Officer of Alpha Metallurgical Resources, Inc. (AMR). Horn has reported 3 insider filings with the SEC since 2026. The most recent filing was in March 2026.…
Has Daniel E. Horn been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($165K) across all tracked filings.
Where can I see all of Daniel E. Horn's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Daniel E. Horn profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.