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HNRG

Hallador Energy Co SEC filings

Electric Services · Nasdaq · Incorporated in CO

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Filing history

2026-10-08

Current report 8-K

Material agreementNew debtReg FD disclosure

2026-09-17

Current report 8-K

Material agreementNew debtReg FD disclosure

2026-08-14

Current report 8-K

Material agreementNew debt

2026-08-11

Passive 5%+ stake update SCHEDULE 13G/A

2026-08-10

Quarterly report 10-Q

2026-08-10

Current report 8-K

Earnings results

2026-07-28

Passive 5%+ stake SCHEDULE 13G

2026-07-15

Insider trade 4

2026-07-10

Insider trade 4

2026-06-30

Insider trade 4

2026-06-26

Current report 8-K

Material agreementNew debt

2026-06-25

Insider trade 4

2026-06-25

Insider trade 4

2026-06-17

New insider's holdings 3

2026-06-17

Insider trade 4

2026-06-11

Current report 8-K

Exec/director change

2026-06-05

Current report 8-K

Reg FD disclosure

2026-06-03

Current report 8-K

Item 1.04

2026-06-02

Current report 8-K

Material agreementReg FD disclosure

2026-06-01

Insider trade 4

2026-06-01

Insider trade 4

2026-06-01

Insider trade 4

2026-06-01

Insider trade 4

2026-06-01

Insider trade 4

2026-05-29

Current report 8-K

Shareholder vote

2026-05-06

Quarterly report 10-Q

2026-05-06

Current report 8-K

Exec/director changeOther event

2026-05-06

Current report 8-K

Earnings results

2026-04-27

Passive 5%+ stake update SCHEDULE 13G/A

2026-04-16

Insider trade 4

2026-04-16

Insider trade 4

2026-04-16

Insider trade 4

2026-04-15

Proxy material DEFA14A

2026-04-15

Proxy statement (shareholder vote) DEF 14A

2026-04-15

Current report 8-K

Exec/director change

2026-04-02

Insider trade 4

2026-04-02

Insider trade 4

2026-03-27

Current report 8-K

Item 1.04

2026-03-26

Passive 5%+ stake update SCHEDULE 13G/A

2026-03-25

New insider's holdings 3