David C. Hardie

CIK: 0001166809

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)26 (96.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)1 (3.7%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

HNRG

HALLADOR ENERGY CO

Director

Discretionary Trading P&L

Holdings

Transaction History (27 total)

HNRG
HALLADOR ENERGY CO
Dec 31, 2025
Award(A)
Direct
1.9K shares at avg. $19.29$37K
HNRG
HALLADOR ENERGY CO
Oct 1, 2025
Sale(S)
Indirect
75K shares at avg. $19.76$1.5M
HNRG
HALLADOR ENERGY CO
Oct 1, 2025
Sale(S)
Indirect
25K shares at avg. $19.76$494K
HNRG
HALLADOR ENERGY CO
Sep 30, 2025
Sale(S)
Indirect
75K shares at avg. $19.53$1.5M
HNRG
HALLADOR ENERGY CO
Sep 30, 2025
Sale(S)
Indirect
25K shares at avg. $19.53$488K
HNRG
HALLADOR ENERGY CO
Sep 29, 2025
Sale(S)
Indirect
55.3K shares at avg. $19.65$1.1M
HNRG
HALLADOR ENERGY CO
Sep 29, 2025
Sale(S)
Indirect
18.4K shares at avg. $19.65$362K
HNRG
HALLADOR ENERGY CO
Sep 26, 2025
Sale(S)
Indirect
19.5K shares at avg. $19.18$373K
HNRG
HALLADOR ENERGY CO
Sep 26, 2025
Sale(S)
Indirect
58.4K shares at avg. $19.18$1.1M
HNRG
HALLADOR ENERGY CO
Sep 25, 2025
Sale(S)
Indirect
26.2K shares at avg. $19.82$520K
HNRG
HALLADOR ENERGY CO
Sep 25, 2025
Sale(S)
Indirect
8.7K shares at avg. $19.82$173K
HNRG
HALLADOR ENERGY CO
Sep 23, 2025
Sale(S)
Indirect
6.6K shares at avg. $19.08$126K
HNRG
HALLADOR ENERGY CO
Sep 23, 2025
Sale(S)
Indirect
2.2K shares at avg. $19.08$42K
HNRG
HALLADOR ENERGY CO
Sep 22, 2025
Sale(S)
Indirect
57.5K shares at avg. $19.25$1.1M
HNRG
HALLADOR ENERGY CO
Sep 22, 2025
Sale(S)
Indirect
19.2K shares at avg. $19.25$369K
HNRG
HALLADOR ENERGY CO
May 19, 2025
Sale(S)
Indirect
67.5K shares at avg. $19.05$1.3M
HNRG
HALLADOR ENERGY CO
May 19, 2025
Sale(S)
Indirect
30.4K shares at avg. $19.05$579K
HNRG
HALLADOR ENERGY CO
Dec 10, 2024
Sale(S)
Indirect
16.3K shares at avg. $13.10$213K
HNRG
HALLADOR ENERGY CO
Dec 9, 2024
Sale(S)
Indirect
18.8K shares at avg. $13.02$245K
HNRG
HALLADOR ENERGY CO
Dec 6, 2024
Sale(S)
Indirect
2.6K shares at avg. $13.01$33K
HNRG
HALLADOR ENERGY CO
Nov 25, 2024
Sale(S)
Indirect
12.4K shares at avg. $13.21$164K
HNRG
HALLADOR ENERGY CO
Nov 22, 2024
Sale(S)
Indirect
33.3K shares at avg. $13.05$435K
HNRG
HALLADOR ENERGY CO
Nov 21, 2024
Sale(S)
Indirect
1.8K shares at avg. $13.05$23K
HNRG
HALLADOR ENERGY CO
Nov 20, 2024
Sale(S)
Indirect
14.9K shares at avg. $13.02$194K
HNRG
HALLADOR ENERGY CO
Nov 19, 2024
Sale(S)
Indirect
388 shares at avg. $12.91$5K

		Type	Shares	Price		Ownership
Dec 31, 2025	HNRG HALLADOR ENERGY CO	Award(A)	1,944	$19.29	$37,500	Direct
Oct 1, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	75,000	$19.76	$1,481,970	Indirect
Oct 1, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	25,000	$19.76	$493,990	Indirect
Sep 30, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	75,000	$19.53	$1,464,638	Indirect
Sep 30, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	25,000	$19.53	$488,213	Indirect
Sep 29, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	55,337	$19.65	$1,087,284	Indirect
Sep 29, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	18,446	$19.65	$362,434	Indirect
Sep 26, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	19,467	$19.18	$373,406	Indirect
Sep 26, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	58,401	$19.18	$1,120,219	Indirect
Sep 25, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	26,236	$19.82	$519,914	Indirect
Sep 25, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	8,746	$19.82	$173,318	Indirect
Sep 23, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	6,577	$19.08	$125,519	Indirect
Sep 23, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	2,193	$19.08	$41,852	Indirect
Sep 22, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	57,494	$19.25	$1,107,024	Indirect
Sep 22, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	19,165	$19.25	$369,014	Indirect
May 19, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	67,457	$19.05	$1,284,934	Indirect
May 19, 2025	HNRG HALLADOR ENERGY CO	Sale(S)	30,380	$19.05	$578,684	Indirect
Dec 10, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	16,282	$13.10	$213,253	Indirect
Dec 9, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	18,775	$13.02	$244,509	Indirect
Dec 6, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	2,553	$13.01	$33,222	Indirect
Nov 25, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	12,390	$13.21	$163,643	Indirect
Nov 22, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	33,308	$13.05	$434,749	Indirect
Nov 21, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	1,799	$13.05	$23,481	Indirect
Nov 20, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	14,893	$13.02	$193,834	Indirect
Nov 19, 2024	HNRG HALLADOR ENERGY CO	Sale(S)	388	$12.91	$5,011	Indirect

1-25 of 27 transactions

About HARDIE DAVID C

HARDIE DAVID C (SEC CIK 0001166809) files insider reports with the SEC as Director of HALLADOR ENERGY CO (HNRG).

Signal8 holds 10 ownership filings by HARDIE DAVID C, all Form 4s, filed between Nov 20, 2024 and Jan 2, 2026. Those filings report 27 transactions, from Nov 15, 2024 to Dec 31, 2025. Signal8's Form 4 history starts in Sep 2024.

The business address on HARDIE DAVID C's filings is in INCLINE VILLAGE, NV.

Recent filings by HARDIE DAVID C

Dec 31, 2025: Grant or award of HNRG shares (Form 4, code A).
Oct 1, 2025: Open-market sales of HNRG shares (2 lines, Form 4, code S).
Sep 30, 2025: Open-market sales of HNRG shares (2 lines, Form 4, code S).
Sep 29, 2025: Open-market sales of HNRG shares (2 lines, Form 4, code S).
Sep 26, 2025: Open-market sales of HNRG shares (2 lines, Form 4, code S).

Other insiders filing for HALLADOR ENERGY CO (HNRG)

Sugg Barbara Ann, Director
Hudson Daniel Timothy, Director
Telesz Todd E, Chief Financial Officer
White Matthew Bradford, Chief Legal Officer
Wesley Charles Ray IV, Director
LUBAR DAVID J, Director

How to read Form 4 transaction codes