Question 1

How many shares of MTDR does GROUP ONE TRADING LLC own?

Accepted Answer

GROUP ONE TRADING LLC previously held 0 shares of MTDR (MATADOR RESOURCES CO) before exiting the position in 2026-Q2.

Question 2

What is GROUP ONE TRADING LLC's MTDR position worth?

Accepted Answer

GROUP ONE TRADING LLC's MTDR position was last reported at $0 in 2026-Q2 before the exit.

Question 3

Is GROUP ONE TRADING LLC buying or selling MTDR?

Accepted Answer

In 2026-Q2, GROUP ONE TRADING LLC exited their MTDR position entirely (-100.0% change in shares).

Question 4

When did GROUP ONE TRADING LLC first buy MTDR?

Accepted Answer

Based on available 13F filings, GROUP ONE TRADING LLC first reported a position in MTDR in 2025-Q3. They have held the position across 22 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Exited	0	-100.0%	$0	0.0%	$49.40	0
2026-Q1	Increased	1,118	+101x	$70,635	0.0%	$62.27	34
2025-Q4	Decreased	11	-99.0%	$467	0.0%	$41.52	0
2025-Q3	New	1,116	—	$50,142	0.0%	$43.53	28