Zarrell Thomas Gray

CIK: 0002030612

Transaction Breakdown

Open Market Buys (P)1 (25.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (50.0%)

Compensation grants

Other (G, F, J, C, D, …)1 (25.0%)

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 (4 total)

HNRG
HALLADOR ENERGY CO
May 28, 2026
Award(A)
Restricted Stock Units
Direct
6K shares-
HNRG
HALLADOR ENERGY CO
Jan 14, 2026
Other(J)
Direct
13.9K shares at avg. $18.00$250K
HNRG
HALLADOR ENERGY CO
Dec 30, 2025
Award(A)
Direct
2.6K shares at avg. $19.29$50K
HNRG
HALLADOR ENERGY CO
Apr 10, 2025
Purchase(P)
Direct
9K shares at avg. $13.60$122K

		Type	Shares	Price		Ownership
May 28, 2026	HNRG HALLADOR ENERGY CO	Award(A) Restricted Stock Units	6,047	-	-	Direct
Jan 14, 2026	HNRG HALLADOR ENERGY CO	Other(J)	13,888	$18.00	$249,984	Direct
Dec 30, 2025	HNRG HALLADOR ENERGY CO	Award(A)	2,592	$19.29	$50,000	Direct
Apr 10, 2025	HNRG HALLADOR ENERGY CO	Purchase(P)	9,000	$13.60	$122,400	Direct

1-4 of 4 transactions

About Gray Zarrell Thomas

Gray Zarrell Thomas (SEC CIK 0002030612) files insider reports with the SEC as Director of HALLADOR ENERGY CO (HNRG).

Signal8 holds 4 ownership filings by Gray Zarrell Thomas, all Form 4s, filed between Apr 11, 2025 and Jun 1, 2026. Those filings report 4 transactions, from Apr 10, 2025 to May 28, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Gray Zarrell Thomas's filings is in TERRE HAUTE, IN.

Recent filings by Gray Zarrell Thomas

May 28, 2026: Grant or award of HNRG derivative securities (Form 4, code A).
Jan 14, 2026: Other transaction of HNRG shares (Form 4, code J).
Dec 30, 2025: Grant or award of HNRG shares (Form 4, code A).
Apr 10, 2025: Open-market purchase of HNRG shares (Form 4, code P).

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