Mailing Address 1183 EAST CANVASBACK DRIVE TERRE HAUTE IN 47802
Business Address 1183 EAST CANVASBACK DRIVE TERRE HAUTE IN 47802 303-839-5504
HALLADOR ENERGY CO CIK#: 0000788965 (see all company filings)

SIC: 4911 - ELECTRIC SERVICES
State location: IN | State of Inc.: CO | Fiscal Year End: 1231
formerly: HALLADOR PETROLEUM CO (filings through 2009-12-21)
(CF Office: 01 Energy & Transportation)
Get insider transactions for this issuer.

Filter Results
Search Within Files

(YYYYMMDD)
Ownership?


Enter keywords
Items 1 - 40  0000788965 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
144  Documents Report of proposed sale of securities
Acc-no: 0001104659-25-049986 (33 Act)  Size: 5 KB
2025-05-16 001-34743
25958850
144  Documents Report of proposed sale of securities
Acc-no: 0001104659-25-047439 (33 Act)  Size: 5 KB
2025-05-12 001-34743
25936816
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001558370-25-007429 (34 Act)  Size: 7 MB
2025-05-12 001-34743
25936095
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001558370-25-007392 (34 Act)  Size: 712 KB
2025-05-12 001-34743
25935152
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001558370-25-004951 (34 Act)  Size: 2 MB
2025-04-17 001-34743
25846510
4/A  Documents [Amend] Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-25-010597 Size: 5 KB
2025-04-11
4/A  Documents [Amend] Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-25-010585 Size: 5 KB
2025-04-11
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-25-010563 Size: 4 KB
2025-04-11
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-25-010473 Size: 5 KB
2025-04-09
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-25-009785 Size: 11 KB
2025-04-02
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-25-009783 Size: 12 KB
2025-04-02
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-25-009758 Size: 10 KB
2025-04-02
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001558370-25-003147 (34 Act)  Size: 716 KB
2025-03-17 001-34743
25745748
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001558370-25-003141 (34 Act)  Size: 21 MB
2025-03-17 001-34743
25745634
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000947871-25-000144 (34 Act)  Size: 8 KB
2025-02-14 005-37955
25623188
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001558370-25-000046 (34 Act)  Size: 194 KB
2025-01-07 001-34743
25513635
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001415889-24-029782 Size: 5 KB
2024-12-18
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001104659-24-127283 Size: 8 KB
2024-12-10
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001104659-24-123167 Size: 6 KB
2024-11-26
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001104659-24-122253 Size: 6 KB
2024-11-22
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001104659-24-121148 Size: 8 KB
2024-11-20
144  Documents Report of proposed sale of securities
Acc-no: 0001104659-24-120088 (33 Act)  Size: 5 KB
2024-11-18 001-34743
241471089
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001558370-24-015355 (34 Act)  Size: 10 MB
2024-11-12 001-34743
241449943
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001558370-24-015342 (34 Act)  Size: 842 KB
2024-11-12 001-34743
241449474
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-116163 (34 Act)  Size: 67 KB
2024-11-12 005-37955
241442885
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-030908 Size: 5 KB
2024-10-08
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, and 9.01
Acc-no: 0001437749-24-030649 (34 Act)  Size: 1 MB
2024-10-03 001-34743
241352716
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-029395 Size: 5 KB
2024-09-17
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-028684 Size: 5 KB
2024-09-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-028682 Size: 7 KB
2024-09-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-028680 Size: 6 KB
2024-09-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-028281 Size: 8 KB
2024-09-03
SC 13D/A  Documents [Amend] General Statement of Acquisition of Beneficial Ownership
Acc-no: 0001437749-24-028278 (34 Act)  Size: 88 KB
2024-09-03 005-37955
241275139
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-028170 Size: 7 KB
2024-08-30
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-027902 Size: 7 KB
2024-08-28
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-027791 Size: 8 KB
2024-08-26
3  Documents Initial statement of beneficial ownership of securities
Acc-no: 0001437749-24-027789 Size: 3 KB
2024-08-26
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001437749-24-027270 Size: 5 KB
2024-08-19
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001437749-24-025219 (34 Act)  Size: 7 MB
2024-08-07 001-34743
241185149
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001437749-24-024963 (34 Act)  Size: 707 KB
2024-08-07 001-34743
241180657