UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-K Commission file number: 001-3473 "COAL KEEPS YOUR LIGHTS ON" "COAL KEEPS YOUR LIGHTS ON" HALLADOR ENERGY COMPANY (www.halladorenergy.com) Colorado 84-1014610 (State of incorporation) (IRS Employer Identification No.) 1183 East Canvasback Drive, Terre Haute, Indiana 47802 (Address of principal executive offices) (Zip Code) Issuer's telephone number: 812.299.2800 Securities registered pursuant to Section 12(b) of the Act: | Tit ...

Hallador Energy Company (NASDAQ:HNRG) Q3 2022 Earnings Conference Call November 15, 2022 2:00 PM ET Company Participants Rebecca Palumbo – Investor Relations Brent Bilsland – President and Chief Executive Officer Larry Martin – Chief Financial Officer Conference Call Participants Kevin Tracey – Oberon AM Arthur Calavritinos – ANC Capital Jeff Bronchick – Cove Street Capital Lucas Pipes – B. Riley Securities Operator Good afternoon and thank you for attending today's Hallador Energy Third Quarter 2022 Earnin ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number:001-34743 "COAL KEEPS YOUR LIGHTS ON" "COAL KEEPS YOUR LIGHTS ON" HALLADOR ENERGY COMPANY (www.halladorenergy.com) Colorado (State of incorporation) 84-101461 ...

Hallador Energy Company (NASDAQ:HNRG) Q2 2022 Earnings Conference Call August 16, 2022 2:00 PM ET Company Participants Rebecca Palumbo - Investor Relations Larry Martin - Chief Financial Officer Brent Bilsland - President and Chief Executive Officer Conference Call Participants Nick Giles - B. Riley Securities John Moran - Robotti & Company Operator Thank you for standing by and welcome to the Hallador Second Quarter 2022 Earnings Call. My name is Sam and I will be your moderator for today’s call. [Operator ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q HALLADOR ENERGY COMPANY OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number:001-34743 "COAL KEEPS YOUR LIGHTS ON" "COAL KEEPS YOUR LIGHTS ON" (www.halladorenergy.com) Colorado (State of incorporation) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 84-1014610 ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number:001-34743 "COAL KEEPS YOUR LIGHTS ON" "COAL KEEPS YOUR LIGHTS ON" HALLADOR ENERGY COMPANY (www.halladorenergy.com) Colorado (State of incorporation) Registrant ...

Hallador Energy Company (NASDAQ:HNRG) Q4 2021 Earnings Conference Call March 29, 2022 2:00 PM ET Company Participants Becky Palumbo - Investor Relations Brent Bilsland - President and CEO Larry Martin - CFO Conference Call Participants Lucas Pipes - B. Riley Securities Operator Hello, and welcome to the Hallador Energy Company Fourth Quarter 2021 Earnings Call. My name is [Elliot] and I'll be coordinating your call today [Operator Instructions]. And I’d like to hand over to our host, Becky Palumbo, Investor ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-K Commission file number: 001-3473 HALLADOR ENERGY COMPANY (www.halladorenergy.com) "COAL KEEPS YOUR LIGHTS ON" "COAL KEEPS YOUR LIGHTS ON" Colorado 84-1014610 (State of incorporation) (IRS Employer Identification No.) 1183 East Canvasback Drive, Terre Haute, Indiana 47802 (Address of principal executive offices) (Zip Code) Issuer's telephone number: 812.299.2800 Securities registered pursuant to Section 12(b) of the Act: | Tit ...

Hallador Energy Company (NASDAQ:HNRG) Q3 2021 Earnings Conference Call November 9, 2021 2:00 PM ET Company Participants Becky Palumbo – Director-Investor Relations Larry Martin – Chief Financial Officer Brent Bilsland – President and Chief Executive Officer Conference Call Participants Dustin Shapir – CastleKnight Lucas Pipes – B. Riley FBR Andrew Lo – Hallmark Investment Corp John Moran – Robotti & Company Operator Good afternoon, and welcome to the Hallador Energy Company Third Quarter 2021 Earnings Call. ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number:001-34743 "COAL KEEPS YOUR LIGHTS ON" "COAL KEEPS YOUR LIGHTS ON" HALLADOR ENERGY COMPANY (www.halladorenergy.com) Colorado (State of incorporation) 84-101 ...