Form4insider filings, from the source

SEC Form 3 · accession 0002139383-26-000004

HALLADOR ENERGY CO · HNRG

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Matthew Bradford White
Officer — Chief Legal Officer
Period of report
Jun 8, 2026
Accepted (ET)
Jun 17, 2026 · 5:31 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000788965

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
COMMON STOCKholding———3,359D

Table II — derivative securities

SecurityConv. / exercise priceDateCodeSharesA/DExercisableExpiresUnderlyingUnderlying sharesOwned afterD/I
Restricted Stock UnitsF1,F2—holding—————Common Stock10,745—D

Explanation of responses