Filings (90d)
0
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies David J. Lubar files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Charles Ray Wesley IV - $501K in HNRG purchases and sales in the last 12 months
- Daniel Timothy Hudson - $339K in HNRG purchases and sales in the last 12 months
- Barbara Ann Sugg - $86K in HNRG purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is David J. Lubar?
David J. Lubar is a corporate insider of HALLADOR ENERGY CO (HNRG). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did David J. Lubar last file a Form 4?
The only primary Form 4 on record is dated 2 June 2026.