Brevan Howard Capital Management LP

Position in UAMY — United States Antimony Corp

CIK 1512857 ST. HELIER, Y9

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Position in UAMY

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

Position Value

$465,532

-$597,362 QoQ

Shares Held

64,123

-47.3% QoQ

Ownership

0.043%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#74

of 240 holders

Holding Since

Mar 2025

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in UAMY Over Time

Shares Held

Position Value (USD)

Derivatives in UAMY

reported options exposure · as of Dec 31, 2025

CallValue

$527,100

CallShares

105,000

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Other Industrial Metals & Mining

Basic Materials · as of Jun 30, 2026

Brevan Howard Capital Management LP holds $38,888,261 across 8 Other Industrial Metals & Mining names. UAMY ranks #4 (1.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NB	Niocorp Developments Ltd	7,075,000	$34,101,500
2	MTRN	MATERION Corp	7,251	$2,156,374
3	MP	MP Materials Corp. / DE	24,485	$1,371,404
4	UAMY	United States Antimony Corp This page	64,123	$465,532
5	SGML	Sigma Lithium Corp	23,706	$299,880
6	SKE	Skeena Resources Ltd	10,612	$282,915
7	SCZM	Santacruz Silver Mining Ltd.	26,956	$174,944
8	NAK	Northern Dynasty Minerals Ltd	18,600	$35,712

All Filings in UAMY

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4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$465,532	64,123	-47.3%	Shares	Defined	2026-08-14
2026-03-31	$1,062,894	121,752	+517.6%	Shares	Defined	2026-05-15
2025-12-31	$527,100	105,000	—	Call	Defined	2026-02-17
2025-03-31	$43,373	19,715	—	Shares	Defined	2025-05-15
No filing history on record for this holder in this stock.