HALLADOR ENERGY CO — DEF 14A Filings
11 DEF 14A filings on record
This page lists all DEF 14A filings submitted to the SEC by HALLADOR ENERGY CO (HNRG), sorted by most recent first. Each row links to the full filing on EdgarLookup. HALLADOR ENERGY CO has filed 11 DEF 14A documents with the SEC since 1995. To view all SEC filings by HALLADOR ENERGY CO, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
10KSB
10KSB/A
10KSB40
10QSB
10QSB/A
144
3
3/A
4
4/A
424B5
5
8-A12B
8-K
8-K/A
CERTNAS
CORRESP
D
DEF 14A
DEF 14C
DEFA14A
EFFECT
NT 10-K
NT 10-Q
PRE 14A
S-3
S-3/A
S-3ASR
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0001558370-25-004951 | Apr 17, 2025 | May 29, 2025 |
| DEF 14A | FORM DEF 14A | 0001437749-24-012550 | Apr 19, 2024 | May 30, 2024 |
| DEF 14A | FORM DEF 14A | 0001437749-23-010745 | Apr 20, 2023 | Jun 1, 2023 |
| DEF 14A | FORM DEF 14A | 0001437749-22-009766 | Apr 26, 2022 | Jun 9, 2022 |
| DEF 14A | FORM DEF 14A | 0001437749-21-009363 | Apr 20, 2021 | Jun 3, 2021 |
| DEF 14A | FORM DEF 14A | 0001437749-20-018923 | Aug 28, 2020 | Oct 9, 2020 |
| DEF 14A | DEF 14A | 0000788965-19-000018 | Apr 12, 2019 | May 23, 2019 |
| DEF 14A | DEF 14A | 0000788965-18-000009 | Apr 9, 2018 | May 23, 2018 |
| DEF 14A | DEF 14A | 0000788965-17-000004 | Apr 12, 2017 | May 25, 2017 |
| DEF 14A | DEFINITIVE PROXY 2011 | 0000788965-11-000015 | Apr 29, 2011 | May 25, 2011 |
| DEF 14A | PRELIMINARY PROXY STATEMENT FOR MEETING OF 5/29/96 | 0000788965-96-000007 | Apr 22, 1996 | May 29, 1996 |