# EDGAR Filing Document

**Accession Number:** 0000788965
**File Stem:** 0001558370-25-011215
**Filing Date:** 2025-8
**Character Count:** 2535
**Document Hash:** a7a9bca0287273e4955484418f793c14
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001558370-25-011215.hdr.sgml**: 20251205

**ACCESSION NUMBER**: 0001558370-25-011215

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250812

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HALLADOR ENERGY CO
- **CENTRAL INDEX KEY:** 0000788965
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRIC SERVICES [4911]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 841014610
- **STATE OF INCORPORATION:** CO
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** 1183 EAST CANVASBACK DRIVE
- **CITY:** TERRE HAUTE
- **STATE:** IN
- **ZIP:** 47802
- **BUSINESS PHONE:** 303-839-5504

**MAIL ADDRESS:**
- **STREET 1:** 1183 EAST CANVASBACK DRIVE
- **CITY:** TERRE HAUTE
- **STATE:** IN
- **ZIP:** 47802

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HALLADOR PETROLEUM CO
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** KIMBARK OIL & GAS CO /CO/
- **DATE OF NAME CHANGE:** 19900102

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** KIMBARK INC
- **DATE OF NAME CHANGE:** 19860624

Hallador Energy Company<br>1183 East Canvasback Drive<br>Terre Haute, Indiana 47802

August 12, 2025

<u>VIA EDGAR</u>

Division of Corporation Finance<br>Office of Energy & Transportation

U.S. Securities and Exchange Commission<br>100 F Street, NE<br>Washington, D.C. 20549

Attention: Yong Kim<br>Karl Hiller

John Coleman

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| | |
|:---|:---|
| **Re:** | **Hallador Energy Company<br>Form 10-K for the Fiscal Year ended December 31, 2024 <br>Filed March 17, 2025<br>File No. 001-34743** |

---

Dear Messrs. Kim, Hiller and Coleman:

On behalf of Hallador Energy Company (the "**Company**"), we submit this letter in response to the letter, dated August 6, 2025 (the "**Comment Letter**"), from the staff of the U.S. Securities and Exchange Commission, regarding the Company's Form 10-K for the fiscal year ended December 31, 2024, filed on March 17, 2025. We are working expeditiously to respond to the Comment Letter. We respectfully request an additional extension of time to respond to the inquiries contained in the Comment Letter. We currently anticipate submitting a response to the Comment Letter on or before August 29, 2025. Please do not hesitate to contact me at (720) 253-5144 with any concerns you may have regarding the timetable described above.

Thank you for your consideration

<br>Very truly yours,

/s/ Todd Telesz

Todd Telesz

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