Driehaus Capital Management LLC

Position in MTDR — Matador Resources Co

CIK 938206 Chicago, IL

Position in MTDR

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$41,250,097

-$33,874,334 QoQ

Shares Held

828,648

-30.3% QoQ

Ownership

0.670%

of shares outstanding

% of Portfolio

0.24%

of 13F equity value

Holder Rank

#36

of 489 holders

Holding Since

Dec 2020

12 quarters on record

Voting authority Sole 86% Shared 0% None 14%

Energy · as of Jun 30, 2026

Driehaus Capital Management LLC holds $124,928,431 across 4 Oil & Gas E&P names. MTDR ranks #2 (33.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VIST	Vista Energy, S.A.B. de C.V.	1,259,484	$80,355,079
2	MTDR	Matador Resources Co This page	828,648	$41,250,097
3	REPX	Riley Exploration Permian, Inc.	87,849	$2,895,503
4	EQT	EQT Corp	8,045	$427,752

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$41,250,097	828,648	-30.3%	Shares	Sole	2026-08-14
2026-03-31	$75,124,431	1,189,054	+77.1%	Shares	Sole	2026-05-15
2024-03-31	$44,840,795	671,571	-3.9%	Shares	Sole	2024-05-15
2022-12-31	$40,014,995	699,074	-12.8%	Shares	Sole	2023-02-14
2022-09-30	$39,229,486	801,911	-21.2%	Shares	Sole	2022-11-14
2022-06-30	$47,441,059	1,018,267	-37.6%	Shares	Sole	2022-08-15
2022-03-31	$86,492,710	1,632,554	+70.2%	Shares	Sole	2022-05-16
2021-12-31	$35,420,863	959,395	+3.8%	Shares	Sole	2022-02-14
2021-09-30	$35,170,528	924,567	-28.7%	Shares	Sole	2021-11-15
2021-06-30	$46,697,984	1,296,806	-11.4%	Shares	Sole	2021-08-16
2021-03-31	$34,342,149	1,464,484	+37.6%	Shares	Sole	2021-05-17
2020-12-31	$12,836,458	1,064,383	—	Shares	Sole	2021-02-16
No filing history on record for this holder in this stock.