Driehaus Capital Management LLC

Position in USAR — USA Rare Earth, Inc.

CIK 938206 Chicago, IL

Position in USAR

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$10,529,979

-$29,096,701 QoQ

Shares Held

695,737

-69.8% QoQ

Ownership

0.312%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2025

2 quarters on record

Voting authority Sole 77% Shared 0% None 23%

Basic Materials · as of Mar 31, 2026

Driehaus Capital Management LLC holds $212,472,638 across 5 Other Industrial Metals & Mining names. USAR ranks #5 (5.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ALM	Almonty Industries Inc.	4,095,335	$59,300,450
2	VALE	Vale S.A.	3,667,947	$58,357,036
3	UAMY	United States Antimony Corp	5,345,710	$46,668,048
4	MP	MP Materials Corp. / DE	779,468	$37,617,125
5	USAR	USA Rare Earth, Inc. This page	695,737	$10,529,979

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$10,529,979	695,737	-69.8%	Shares	Sole	2026-05-15
2025-09-30	$39,626,680	2,305,217	—	Shares	Sole	2025-11-14
No filing history on record for this holder in this stock.