William Thomas Elsener

CIK: 0001934692

Transaction Breakdown

Open Market Buys (P)8 (40.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)3 (15.0%)

Derivative conversions

Awards (A)4 (20.0%)

Compensation grants

Other (G, F, J, C, D, …)5 (25.0%)

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

Companies & Roles (1)

MTDR

Matador Resources Co

Officer

Discretionary Trading P&L

Holdings

Transaction History (20 total)

MTDR
Matador Resources Co
Aug 10, 2026
Purchase(P)
Direct
850 shares at avg. $50.94$43K
MTDR
Matador Resources Co
Feb 17, 2026
Award(A)
Phantom Units
Direct
27K shares-
MTDR
Matador Resources Co
Feb 16, 2026
Tax Payment(F)
Direct
1.1K shares at avg. $47.80$50K
MTDR
Matador Resources Co
Feb 14, 2026
Exercise(M)
Phantom Units
Direct
6K shares-
MTDR
Matador Resources Co
Feb 14, 2026
Exercise(M)
Phantom Units
Direct
5K shares-
MTDR
Matador Resources Co
Jan 6, 2026
Award(A)
Direct
3.5K shares-
MTDR
Matador Resources Co
Jan 6, 2026
Tax Payment(F)
Direct
1.6K shares at avg. $41.41$64K
MTDR
Matador Resources Co
Oct 31, 2025
Purchase(P)
Direct
600 shares at avg. $39.51$24K
MTDR
Matador Resources Co
Sep 11, 2025
Purchase(P)
Direct
600 shares at avg. $48.46$29K
MTDR
Matador Resources Co
May 1, 2025
Purchase(P)
Direct
750 shares at avg. $40.10$30K
MTDR
Matador Resources Co
Mar 4, 2025
Purchase(P)
Direct
700 shares at avg. $45.67$32K
MTDR
Matador Resources Co
Feb 26, 2025
Purchase(P)
Direct
1K shares at avg. $52.40$52K
MTDR
Matador Resources Co
Feb 17, 2025
Tax Payment(F)
Direct
1.5K shares at avg. $57.19$87K
MTDR
Matador Resources Co
Feb 16, 2025
Tax Payment(F)
Direct
1.1K shares at avg. $57.19$60K
MTDR
Matador Resources Co
Feb 14, 2025
Award(A)
Phantom Units
Direct
18K shares-
MTDR
Matador Resources Co
Feb 14, 2025
Exercise(M)
Phantom Units
Direct
5K shares-
MTDR
Matador Resources Co
Jan 7, 2025
Tax Payment(F)
Direct
5.6K shares at avg. $58.35$324K
MTDR
Matador Resources Co
Jan 7, 2025
Award(A)
Direct
13.7K shares-
MTDR
Matador Resources Co
Dec 13, 2024
Purchase(P)
Direct
800 shares at avg. $56.60$45K
MTDR
Matador Resources Co
Sep 10, 2024
Purchase(P)
Direct
500 shares at avg. $49.47$25K

		Type	Shares	Price		Ownership
Aug 10, 2026	MTDR Matador Resources Co	Purchase(P)	850	$50.94	$43,299	Direct
Feb 17, 2026	MTDR Matador Resources Co	Award(A) Phantom Units	27,000	-	-	Direct
Feb 16, 2026	MTDR Matador Resources Co	Tax Payment(F)	1,050	$47.80	$50,190	Direct
Feb 14, 2026	MTDR Matador Resources Co	Exercise(M) Phantom Units	6,000	-	-	Direct
Feb 14, 2026	MTDR Matador Resources Co	Exercise(M) Phantom Units	5,000	-	-	Direct
Jan 6, 2026	MTDR Matador Resources Co	Award(A)	3,480	-	$0	Direct
Jan 6, 2026	MTDR Matador Resources Co	Tax Payment(F)	1,554	$41.41	$64,351	Direct
Oct 31, 2025	MTDR Matador Resources Co	Purchase(P)	600	$39.51	$23,706	Direct
Sep 11, 2025	MTDR Matador Resources Co	Purchase(P)	600	$48.46	$29,076	Direct
May 1, 2025	MTDR Matador Resources Co	Purchase(P)	750	$40.10	$30,075	Direct
Mar 4, 2025	MTDR Matador Resources Co	Purchase(P)	700	$45.67	$31,969	Direct
Feb 26, 2025	MTDR Matador Resources Co	Purchase(P)	1,000	$52.40	$52,400	Direct
Feb 17, 2025	MTDR Matador Resources Co	Tax Payment(F)	1,527	$57.19	$87,329	Direct
Feb 16, 2025	MTDR Matador Resources Co	Tax Payment(F)	1,050	$57.19	$60,050	Direct
Feb 14, 2025	MTDR Matador Resources Co	Award(A) Phantom Units	18,000	-	-	Direct
Feb 14, 2025	MTDR Matador Resources Co	Exercise(M) Phantom Units	5,000	-	-	Direct
Jan 7, 2025	MTDR Matador Resources Co	Tax Payment(F)	5,552	$58.35	$323,959	Direct
Jan 7, 2025	MTDR Matador Resources Co	Award(A)	13,711	-	$0	Direct
Dec 13, 2024	MTDR Matador Resources Co	Purchase(P)	800	$56.60	$45,280	Direct
Sep 10, 2024	MTDR Matador Resources Co	Purchase(P)	500	$49.47	$24,735	Direct

1-20 of 20 transactions

About Elsener William Thomas

Elsener William Thomas (SEC CIK 0001934692) files insider reports with the SEC as EVP, Reservoir Engineering of Matador Resources Co (MTDR).

Signal8 holds 12 ownership filings by Elsener William Thomas, all Form 4s, filed between Sep 12, 2024 and Aug 12, 2026. Those filings report 20 transactions, from Sep 10, 2024 to Aug 10, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Elsener William Thomas's filings is in DALLAS, TX.

Recent filings by Elsener William Thomas

Aug 10, 2026: Open-market purchase of MTDR shares (Form 4, code P).
Feb 17, 2026: Grant or award of MTDR derivative securities (Form 4, code A).
Feb 16, 2026: Tax withholding of MTDR shares (Form 4, code F).
Feb 14, 2026: Option exercises of MTDR derivative securities (2 lines, Form 4, code M).
Jan 6, 2026: Grant or award of MTDR shares (Form 4, code A).

Other insiders filing for Matador Resources Co (MTDR)

Calvert Christopher P, EVP and CFO
Foran Joseph Wm, Chairman and CEO
STEWART KENNETH L., Director
Baty Robert Gaines, Director
Ward Susan M, Director
Harvey Paul W, Director

How to read Form 4 transaction codes