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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: 1220 - BITUMINOUS COAL & LIGNITE MINING
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)
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Items 1 - 40  0000788965 Filings RSS Feed
Filings Format Description Filed/Effective File/Film Number
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001437749-24-015139 (34 Act)  Size: 6 MB
2024-05-07 001-34743
24923317
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001437749-24-014892 (34 Act)  Size: 707 KB
2024-05-07 001-34743
24919269
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001437749-24-012583 (34 Act)  Size: 231 KB
2024-04-19 001-34743
24858894
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001437749-24-012550 (34 Act)  Size: 857 KB
2024-04-19 001-34743
24857597
SC 13D/A  Documents [Amend] General statement of acquisition of beneficial ownership
Acc-no: 0001437749-24-010728 (34 Act)  Size: 75 KB
2024-04-02 005-37955
24816653
SC 13D/A  Documents [Amend] General statement of acquisition of beneficial ownership
Acc-no: 0001437749-24-010677 (34 Act)  Size: 75 KB
2024-04-02 005-37955
24815787
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001437749-24-009872 (34 Act)  Size: 164 KB
2024-03-28 001-34743
24800509
8-K  Documents   Interactive Data Current report, items 5.02, 7.01, and 9.01
Acc-no: 0001437749-24-009136 (34 Act)  Size: 192 KB
2024-03-25 001-34743
24777026
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001437749-24-007870 (34 Act)  Size: 9 MB
2024-03-14 001-34743
24751002
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001437749-24-007696 (34 Act)  Size: 712 KB
2024-03-14 001-34743
24747449
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001086364-24-007217 (34 Act)  Size: 12 KB
2024-03-07 005-37955
24729026
SC 13D/A  Documents [Amend] General statement of acquisition of beneficial ownership
Acc-no: 0001104659-24-029478 (34 Act)  Size: 127 KB
2024-02-29 005-37955
24705528
SC 13D/A  Documents [Amend] General statement of acquisition of beneficial ownership
Acc-no: 0001437749-24-005660 (34 Act)  Size: 72 KB
2024-02-27 005-37955
24684557
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001437749-24-005288 (34 Act)  Size: 180 KB
2024-02-23 001-34743
24667188
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001104659-24-011889 (34 Act)  Size: 64 KB
2024-02-08 005-37955
24606780
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001086364-24-006295 (34 Act)  Size: 13 KB
2024-02-02 005-37955
24591152
8-K  Documents   Interactive Data Current report, items 1.01 and 9.01
Acc-no: 0001104659-23-126645 (34 Act)  Size: 556 KB
2023-12-18 001-34743
231492322
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001104659-23-126641 (33 Act)  Size: 288 KB
2023-12-18 333-273327
231492306
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-23-003483 (33 Act)  Size: 1 KB
2023-11-29 16:00:00 333-273327
231453855
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-23-003482 (33 Act)  Size: 1 KB
2023-11-29 16:00:00 333-273325
231453853
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-23-121356 Size: 7 KB
2023-11-27
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-23-121355 Size: 7 KB
2023-11-27
S-3/A  Documents [Amend] Registration statement under Securities Act of 1933
Acc-no: 0001104659-23-119555 (33 Act)  Size: 340 KB
2023-11-17 333-273327
231419427
S-3/A  Documents [Amend] Registration statement under Securities Act of 1933
Acc-no: 0001104659-23-119551 (33 Act)  Size: 187 KB
2023-11-17 333-273325
231419411
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001437749-23-030459 (34 Act)  Size: 379 KB
2023-11-07 001-34743
231381317
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001437749-23-030422 (34 Act)  Size: 6 MB
2023-11-06 001-34743
231380811
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-012100 Size: 39 KB
2023-11-06
10-K/A  Documents   Interactive Data [Amend] Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001104659-23-113443 (34 Act)  Size: 7 MB
2023-11-01 001-34743
231369278
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-23-109437 Size: 276 KB
2023-10-16
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-23-102009 Size: 6 KB
2023-09-19
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-010088 Size: 49 KB
2023-09-12
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0001437749-23-025496 (34 Act)  Size: 163 KB
2023-09-08 001-34743
231245423
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-23-098671 Size: 2 MB
2023-09-06
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-008636 Size: 43 KB
2023-08-09
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-008635 Size: 43 KB
2023-08-09
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001437749-23-022382 (34 Act)  Size: 304 KB
2023-08-08 001-34743
231149171
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001437749-23-022350 (34 Act)  Size: 7 MB
2023-08-07 001-34743
231148396
8-K  Documents   Interactive Data Current report, items 1.01, 2.03, and 9.01
Acc-no: 0001437749-23-021713 (34 Act)  Size: 188 KB
2023-08-03 001-34743
231137632
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-008225 Size: 54 KB
2023-08-01
S-3  Documents Registration statement under Securities Act of 1933
Acc-no: 0001104659-23-082392 (33 Act)  Size: 732 KB
2023-07-19 333-273327
231097404