Hallador Energy SEC filings

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8-KOct. 8, 2026, 8:59 a.m. ETView on SEC.gov
Entry into a material definitive agreement · Creation of a direct financial obligation · Regulation FD disclosure · Financial statements and exhibits
AI summary, unreviewedHallador Energy Signs $271 Million Capacity and Energy Deals With Duke Energy Indiana, Lifting Forward Sales Book to $3 Billion
8-KSept. 17, 2026, 8:05 a.m. ETView on SEC.gov
Entry into a material definitive agreement · Creation of a direct financial obligation · Regulation FD disclosure · Financial statements and exhibits
8-KAug. 14, 2026, 4:35 p.m. ETView on SEC.gov
Entry into a material definitive agreement · Creation of a direct financial obligation · Financial statements and exhibits
SCHEDULE 13G/AAug. 11, 2026, 8:13 p.m. ETView on SEC.gov
10-QAug. 10, 2026, 5:20 p.m. ETView on SEC.gov
8-KAug. 10, 2026, 5 p.m. ETView on SEC.gov
Results of operations and financial condition · Financial statements and exhibits
SCHEDULE 13GJuly 28, 2026, 4:44 p.m. ETView on SEC.gov