Corporação Antimônia dos Estados Unidos (UAMY): Análise de Pestle [Jan-2025 Atualizado]

No cenário intrincado da mineração de metais especializada, a Corporação de Antimônios dos Estados Unidos (UAMY) está em uma interseção crítica da dinâmica global de recursos, inovação tecnológica e administração ambiental. À medida que as cadeias de suprimentos de metais raros se tornam cada vez mais complexos e estrategicamente significativos, essa análise abrangente de pilotes revela os desafios e oportunidades multifacetados que as operações da UAMY enfrentam, explorando como as regulamentações políticas, as flutuações econômicas, as expectativas da sociedade, os avanços tecnológicos, as estruturas legais e as considerações ambientais moldam coletivamente as empresas da empresa Trajetória estratégica no mercado de antimônios competitivos.

United States Antimony Corporation (UAMY) - Análise de Pestle: Fatores Políticos

Os regulamentos de mineração dos EUA impactam as operações de extração antimônia

A Lei de Mineração dos EUA de 1872 continua a governar as atividades de extração mineral da UAMY. Os custos de conformidade da corporação em 2023 foram estimados em US $ 2,3 milhões para adesão regulatória.

Área de conformidade regulatória	Custo anual
Permissões ambientais	$750,000
Regulamentos de segurança	$850,000
Permissões de uso da terra	$700,000

Tensões geopolíticas que afetam cadeias de suprimento de metal raras

As interrupções globais da cadeia de suprimentos em 2023 resultaram em 17,4% aumentou desafios de compras Para Uamy.

• A China controla aproximadamente 84% da produção global de antimônios
• As importações dos EUA de antimônio diminuíram 22,6% em 2023
• As tensões geopolíticas com a China aumentaram os riscos da cadeia de suprimentos

Políticas comerciais que influenciam a dinâmica do mercado internacional de antimônios

A Seção 232 tarifas sobre materiais antimônios importados impôs uma carga de custo adicional de 25% para as estratégias de compras internacionais da UAMY.

Impacto da política comercial	Conseqüência financeira
Tarifas de importação	US $ 1,2 milhão de despesas adicionais
Restrições de exportação	Redução de receita de US $ 680.000

Requisitos de conformidade ambiental do governo para atividades de mineração

A Agência de Proteção Ambiental (EPA) exigiu padrões ambientais mais rígidos em 2023, exigindo que a UAMY investisse US $ 3,1 milhões em tecnologias de emissões e gerenciamento de resíduos.

• Alvos obrigatórios de redução de emissão de carbono: 15% até 2025
• Custos de conformidade com descarga de água: US $ 450.000 anualmente
• Investimentos de infraestrutura de gerenciamento de resíduos: US $ 1,7 milhão

United States Antimony Corporation (UAMY) - Análise de Pestle: Fatores econômicos

Os preços de commodities antimônios flutuantes que afetam a receita da empresa

De acordo com a London Metal Exchange, os preços antimônicos flutuaram entre US $ 8.000 e US $ 11.500 por tonelada em 2023. A receita da Antimony Corporation dos Estados Unidos se correlaciona diretamente com essas variações de preços.

Ano	Faixa de preço antimônio (USD/MT)	Receita anual UAMY
2022	$9,200 - $10,500	US $ 14,3 milhões
2023	$8,000 - $11,500	US $ 15,7 milhões

Produção de antimônios domésticos limitados, criando oportunidades de mercado

As estatísticas de produção de antimônios domésticos dos EUA revelam lacunas de mercado significativas:

• Produção de antimônios domésticos: 0,1% da oferta global
• Consumo anual de antimônios dos EUA: 3.500 toneladas métricas
• Dependência de importação: 99,9% dos requisitos de antimônio

Desafios de investimento no setor especializado em mineração de metal

Métrica de investimento	2023 valor
Preço das ações da UAMY	$0.35 - $0.55
Capitalização de mercado	US $ 48,6 milhões
Despesa de exploração	US $ 2,1 milhões

Incentivos econômicos potenciais para exploração estratégica de metal

Incentivos do governo federal e estadual para exploração estratégica de metal:

• Créditos fiscais: até 20% das despesas de exploração
• Subsídios de exploração mineral: US $ 500.000 no máximo
• Deduções de impostos de pesquisa e desenvolvimento: 15% das despesas qualificadas

United States Antimony Corporation (UAMY) - Análise de Pestle: Fatores sociais

Crescente consciência da importância mineral crítica na tecnologia

De acordo com o resumo de commodities minerais de 2023 da Pesquisa Geológica dos EUA, o antimônio é classificado como um mineral crítico para tecnologias emergentes. A pesquisa de mercado indica um crescimento anual de 14,2% na conscientização crítica dos minerais entre os setores de tecnologia de 2020 a 2023.

Setor de tecnologia	Demanda antimônia (2023)	Taxa de crescimento projetada
Eletrônica	1.250 toneladas métricas	8.5%
Energia renovável	750 toneladas métricas	12.3%
Semicondutor	450 toneladas métricas	15.7%

Desafios da força de trabalho em recrutamento especializado em mineração

O Bureau of Labor Statistics relata um declínio de 6,2% na força de trabalho de mineração especializada entre 2019-2023. A idade média dos profissionais de mineração especializada é de 47,3 anos, indicando desafios significativos de transição geracional.

Categoria de habilidade	Força de trabalho atual	Dificuldade de recrutamento
Engenharia Geológica	3.750 profissionais	High (72% de desafio de recrutamento)
Processamento mineral	2.500 profissionais	Médio (58% de desafio de recrutamento)

Percepções da comunidade sobre o impacto ambiental da mineração

Os dados da Agência de Proteção Ambiental mostram que 62% das comunidades locais próximas aos locais de mineração expressam preocupações sobre a sustentabilidade ambiental. As pesquisas das partes interessadas indicam a crescente demanda por práticas transparentes de gestão ambiental.

Preocupação ambiental	Percepção da comunidade (%)	Esforços de mitigação
Contaminação da água	48%	Sistemas de filtragem avançados
Degradação da terra	35%	Programas de reabilitação
Qualidade do ar	17%	Tecnologias de controle de emissões

Crescente demanda por fornecimento mineral sustentável e ético

O índice de fornecimento sustentável 2023 revela 68% das empresas de tecnologia priorizam minerais críticos de origem ética. A transparência da cadeia de suprimentos da Antimony Corporation dos Estados Unidos classificou -se com 76% de conformidade com os padrões internacionais de fornecimento ético.

Métrica de fornecimento ético	Porcentagem de conformidade	Referência da indústria
Padrões trabalhistas	82%	75%
Práticas ambientais	71%	65%
Transparência da cadeia de suprimentos	76%	70%

United States Antimony Corporation (UAMY) - Análise de pilão: Fatores tecnológicos

Tecnologias avançadas de exploração e extração para mineração de antimônios

A Corporação de Antimônios dos Estados Unidos investiu US $ 3,2 milhões em tecnologias avançadas de mapeamento geológico a partir de 2024. A Companhia utiliza sistemas de varredura geológica baseados em drones de alta resolução com precisão de 0,05 metros para exploração mineral.

Tipo de tecnologia	Investimento ($)	Nível de precisão
Mapeamento geológico do drone	3,200,000	0,05 metros
Análise mineral espectral	1,750,000	99,7% de precisão
Algoritmos de exploração orientados a IA	2,500,000	Confiabilidade de previsão de 85%

Sistemas de monitoramento digital Melhorando a eficiência operacional

A UAMY implementou sistemas de monitoramento digital em tempo real com uma melhoria de eficiência operacional de 22,5%. A infraestrutura digital custa US $ 4,6 milhões e abrange 7 sites de mineração nos Estados Unidos.

Componente do sistema de monitoramento	Custo ($)	Cobertura
Rede de sensores de IoT	1,200,000	7 sites de mineração
Plataforma de análise de dados em tempo real	1,800,000	Monitoramento 24/7
Sistema de manutenção preditiva	1,600,000	95% de confiabilidade do equipamento

Aplicações emergentes de antimônio em setores de energia renovável

A UAMY identificou 3 principais aplicações de energia renovável para antimônios, com o potencial valor de mercado atingindo US $ 127,5 milhões até 2026. A pesquisa se concentra em tecnologias de bateria solar e sistemas de armazenamento de energia da grade.

Aplicação de energia renovável	Valor de mercado projetado ($)	Nível de prontidão da tecnologia
Tecnologia de bateria solar	62,500,000	TRL 6
Armazenamento de energia da grade	45,000,000	TRL 5
Conversão de energia térmica	20,000,000	TRL 4

Pesquisa sobre métodos de extração de mineração mais sustentáveis

A UAMY alocou US $ 5,7 milhões para pesquisas de extração sustentável, direcionando a redução de 35% no impacto ambiental e 40% de conservação de água nos processos de mineração.

Área de pesquisa de sustentabilidade	Investimento ($)	Redução/melhoria do alvo
Tecnologias de reciclagem de água	2,100,000	40% de conservação de água
Métodos de extração de baixo impacto	1,900,000	Redução de impacto ambiental de 35%
Reagentes de mineração biodegradáveis	1,700,000	25% de redução de resíduos químicos

United States Antimony Corporation (UAMY) - Análise de Pestle: Fatores Legais

Processos rigorosos de permissão ambiental para operações de mineração

Avaria de conformidade com permissão ambiental:

Tipo de permissão	Agência regulatória	Tempo médio de processamento	Custo estimado
Permissão da Lei de Água Limpa	EPA	18-24 meses	$75,000 - $250,000
Permissão de mineração de superfície	Agência regulatória de mineração estadual	12-36 meses	$50,000 - $500,000
Permissão de qualidade do ar	Departamento Ambiental do Estado	6 a 12 meses	$40,000 - $150,000

Conformidade com os regulamentos de segurança de mineração federal e estadual

Estatísticas de violação do MSHA para Uamy:

Ano	Violações totais	Significativo & Violações substanciais	Penalidades monetárias
2022	14	3	$42,500
2023	11	2	$35,200

Desafios legais potenciais relacionados à proteção ambiental

Litígios ambientais Overview:

• ADMINISTRAÇÕES AMBIENTais Pendentes: 2
• Custos de defesa legais estimados: US $ 350.000
• Faixa potencial de liquidação: US $ 500.000 - US $ 1,2 milhão

Considerações de propriedade intelectual para inovações tecnológicas de mineração

Portfólio de propriedade intelectual da UAMY:

Tipo IP	Número de patentes	Custo anual de proteção IP	Intervalo do ano de validade
Patentes do processo de mineração	4	$85,000	2030-2035
Tecnologia de extração	2	$45,000	2032-2037

United States Antimony Corporation (UAMY) - Análise de Pestle: Fatores Ambientais

Minimizar a interrupção ecológica nas áreas de exploração de mineração

A Corporação Antimônia dos Estados Unidos opera com um distúrbio da terra de 157,3 acres em seus locais de mineração. Os esforços de recuperação ambiental se concentram em 42,6 acres de terra reabilitada em 2023.

Métrica ambiental	Dados quantitativos	Ano
Perturbação total da terra	157,3 acres	2023
Recuperação de terras	42,6 acres	2023
Taxa de restauração da vegetação	27.1%	2023

Implementando práticas sustentáveis ​​de gerenciamento de resíduos

A corporação gera 3.245 toneladas de resíduos de mineração anualmente, com 62,4% sendo reciclados ou reaproveitados.

Métrica de gerenciamento de resíduos	Dados quantitativos	Ano
Desperdício de mineração total	3.245 toneladas	2023
Taxa de reciclagem de resíduos	62.4%	2023
Redução de resíduos perigosos	18.3%	2023

Reduzindo a pegada de carbono em processos de extração de antimônios

As emissões de carbono dos processos de extração da UAMY totalizam 24.567 toneladas de CO2 equivalentes em 2023, com uma redução direcionada de 7,2% até 2025.

Métrica de pegada de carbono	Dados quantitativos	Ano
Emissões totais de carbono	24.567 toneladas métricas	2023
Uso de energia renovável	16.7%	2023
Redução de emissões direcionadas	7.2%	2025

Monitoramento e mitigação de possíveis riscos de contaminação ambiental

O monitoramento ambiental revela 3 locais de contaminação em potencial, com investimentos em remediação de US $ 1,2 milhão em 2023.

Métrica de risco ambiental	Dados quantitativos	Ano
Locais de contaminação em potencial	3 locais	2023
Investimento de correção	$1,200,000	2023
Pontos de monitoramento da qualidade da água	12 sites	2023

United States Antimony Corporation (UAMY) - PESTLE Analysis: Social factors

Antimony Demand Tied to Safety and Regulation

You might not realize it, but a significant chunk of United States Antimony Corporation's (UAMY) core business is driven by non-negotiable workplace safety standards. Antimony trioxide is a critical component in flame retardants (FRs), which are mandatory for protective clothing and materials in many industrial settings, particularly those regulated by the Occupational Safety and Health Administration (OSHA).

In the US, the demand for antimony in flame retardants is a massive anchor for the market. While global estimates put flame retardant use at around 45% of total antimony consumption, US domestic use for flame retardants was approximately 39% in 2024, a figure that remains a huge driver for UAMY's product line. This isn't a discretionary purchase; it's a compliance requirement, which makes this revenue stream defintely more stable than other industrial uses.

Here's the quick math on the demand drivers:

US Antimony Consumption Segment (2024e)	Estimated Percentage of Total	Key Social/Regulatory Driver
Flame Retardants	39%	OSHA regulations (e.g., 1910.269 for fire-resistant clothing)
Metal Products (incl. Ammunition)	40%	National Security/Defense Logistics Agency (DLA) contracts
Nonmetal Products (Ceramics, Glass, Rubber)	21%	Consumer product safety and industrial material standards

Compliance is a constant revenue source.

Public and Political Push for Domestic Onshoring

The social and political climate around critical minerals has shifted dramatically in your favor. China's export restrictions on antimony, which began in late 2024, created a national security panic that directly benefits domestic producers like UAMY. You are now operating at the intersection of national security and economic independence, which brings significant government support.

The US government has committed over $2 billion toward antimony projects to secure a domestic supply chain. This political push culminated in UAMY securing a landmark $245 million contract with the Defense Logistics Agency (DLA) in 2025 to supply antimony metal ingots for the National Defense Stockpile over a five-year period. This DLA contract doesn't just promise revenue; it signals a long-term, strategic partnership with the government, reducing your reliance on volatile global supply chains.

The onshoring trend is a powerful tailwind for your business.

Community Relations and Labor in Montana and Alaska

Operating in resource-rich but socially sensitive regions like Montana and Alaska means your social license to operate (SLO) is just as important as your mining permits. The Thompson Falls, Montana, facility is undergoing a 500% capacity expansion, aiming for 500-600 tons per month output in 2026. This expansion, coupled with the new Stibnite Hill mining operation, creates high-value, specialized metallurgical jobs, which is a key social benefit in the local community.

However, the Alaska operations face a different challenge: the CEO noted that the main 'hold up' on permits is the concerns of 'local citizens.' This is a clear risk. If you don't manage local community relations carefully in Alaska, permitting delays could push back the timeline for bringing high-grade domestic ore online, forcing you to continue relying on importing material from over 10 different countries. You need to invest in local engagement to convert community skepticism into support.

Zeolite Product Line: Environmental and Agricultural Diversification

Your Bear River Zeolite (BRZ) subsidiary in Idaho offers a crucial social and environmental hedge against the cyclical nature of the antimony market. Zeolite is a high-quality clinoptilolite mineral used in environmental cleanup and agriculture, aligning perfectly with modern sustainability trends.

This product line provides tangible social benefits:

• Environmental Remediation: Used for water filtration, sewage treatment, and even nuclear waste cleanup.
• Agricultural Efficiency: Acts as a soil amendment to gradually release nitrogen, conserving fertilizer and minimizing groundwater contamination.
• Animal Health: Included in animal feed to improve gut health, feed conversion, and reduce ammonia odor in confinement systems.

This diversification is financially significant, too. Increased volumes in the zeolite business contributed to the company's strong sales growth, with total sales for the first nine months of 2025 reaching $26.2 million. Plus, the BRZ operation has proven and probable reserves of 5.127 million short tons, which translates to a resource life of over 400 years at current production rates. That's multi-generational resource security.

United States Antimony Corporation (UAMY) - PESTLE Analysis: Technological factors

Thompson Falls, Montana Refinery Expansion and Capacity

The core of United States Antimony Corporation's (UAMY) technological strategy in 2025 is the aggressive expansion of its processing infrastructure to meet soaring domestic demand, largely driven by defense needs. The Thompson Falls, Montana, refinery expansion is the centerpiece of this effort, budgeted at under $15 million and scheduled for completion by the end of 2025. This project is designed to increase the facility's throughput capacity by a factor of six, or over 400%.

This capital investment will boost the Thompson Falls facility's capacity to over 300 standard tons per month. Combined with the Madero Smelter in Mexico, the company is targeting a total refining capacity of 500 metric tons (1.1 million pounds) per month by the end of the fiscal year. That's a huge step. This technological upgrade is defintely a necessary response to the significant supply chain risks in the critical minerals market.

Refinery Expansion Metric (2025)	Thompson Falls Facility	Total UAMY Refining Capacity Target
Capacity Increase	Over 400% (Six-fold)	N/A
Target Monthly Capacity (End of 2025)	Over 300 standard tons	500 metric tons (1.1 million pounds)
Capital Expenditure Budget	Under $15 million	N/A

Focus on High-Purity, Military-Grade Antimony Production

The technological focus is shifting toward high-value, high-specification products, specifically military-grade materials. The Thompson Falls expansion includes the addition of MIL SPEC antimony trisulfide production capabilities. This is critical because United States Antimony Corporation is currently the only North American supplier of antimony trisulfide approved by the United States Defense Logistics Agency (DLA) for use in military primers.

This technical capability has translated directly into a massive government contract. The U.S. Defense Logistics Agency awarded the company a $245 million contract to supply antimony ingots to the National Defense Stockpile. The initial purchase order alone was for $10 million. This shows how specialized processing technology is a direct gateway to high-margin, strategic revenue streams.

Diversification into Cobalt and Tungsten

Technological diversification is a key risk mitigation strategy. United States Antimony Corporation is actively expanding its focus beyond antimony to include other critical minerals like Cobalt and Tungsten. This is a smart move to capture the growing North American demand for non-Chinese-sourced critical mineral supply.

The company executed a strategic acquisition of the Fostung Property in Ontario, Canada, in June 2025. The cash purchase price was $5 million, but management currently values the property at over $100 million due to its estimated 12.4 million tonnes of inferred resources. The technology here is in the fast-track development plan, which aims for an early open-pit operation and utilizes existing refining capacity in the area to accelerate production.

Utilizing Contract Flotation Mills for Montana Ore

To quickly monetize lower-grade domestic ore and reduce reliance on imported feedstock, the company is using a technological workaround: contract processing. They secured a lease agreement to operate the Contact Mill, a 700 ton per day flotation facility in Philipsburg, Montana. This mill uses a dual flotation circuit to upgrade both foreign and domestic ores.

This process is essential for achieving the high-quality concentrate needed for military applications. For example, as of November 24, 2025, approximately 800 tons of raw antimony ore have been extracted from the Stibnite Hill mine and transported for crushing and flotation at the contract mill. The goal is to produce a concentrate that meets minimum military specifications for antimony trisulfide.

• Process lower-grade ores to military-spec concentrate.
• Contract mill capacity is 700 tons per day.
• 800 tons of raw ore moved from Stibnite Hill in less than 45 days.
• Thompson Falls processed 1,010 tons of feedstock in the first nine months of 2025.

Here's the quick math: the 800 tons moved in under two months is already a significant input, representing over 79% of the total 1,010 tons of feedstock processed at Thompson Falls during the entire first nine months of 2025. That's how you ramp up domestic supply using existing technology.

United States Antimony Corporation (UAMY) - PESTLE Analysis: Legal factors

New Independent Board Member and Finance Committee Appointed in November 2025, Strengthening Governance

You need to know that United States Antimony Corporation (UAMY) significantly tightened its corporate governance structure in late 2025, a critical move for a company scaling up on major government contracts.

Effective November 24, 2025, the Board of Directors appointed Jon R. Marinelli as an Independent Director and, crucially, as Chairman of a newly formed Finance Committee. This appointment increased the board size to seven members, with five now being independent, which is a strong signal to the market about improving oversight. Mr. Marinelli brings over 25 years of capital markets experience, having advised on more than $285 billion in M&A, equity, and debt transactions, a skillset defintely needed for managing the company's new financial scale.

Operations Subject to Strict Military Specifications and Quality Control for DLA Contracts

The company's most significant legal and operational risk/opportunity is its relationship with the U.S. government. United States Antimony Corporation secured a $245 million sole-source, five-year contract from the Defense Logistics Agency (DLA) in September 2025 to supply antimony metal ingots for the National Defense Stockpile. This is a game-changer, representing approximately 16 times the company's entire 2024 revenue of $14.9 million.

The sole-source nature of the contract is a direct result of the company's ability to meet the DLA's stringent military specifications (Mil-Spec). This means quality control is not just a business metric; it's a mandatory legal requirement for continued revenue. They are the only North American supplier approved by the DLA for antimony trisulfide used in military primers.

DLA Contract Metric	Value/Status (2025)	Legal/Operational Impact
Contract Value	Up to $245 million	Revenue is legally secured over 5 years.
Contract Duration	Five-year, Indefinite Delivery Indefinite Quantity (IDIQ)	Provides long-term demand visibility and stability.
Supply Requirement	Antimony metal ingots and antimony trisulfide	Requires continuous compliance with Mil-Spec standards.
Supplier Status	Sole-Source North American Supplier	Indicates a unique legal/regulatory position in the US critical minerals supply chain.

Permitting Delays in Alaska Mining Activities Were a Factor in 2025

While the DLA contract is a major win, regulatory hurdles in domestic mining remain a near-term risk. You saw this clearly in Alaska during 2025.

The company filed mining permits with the Alaska Department of Natural Resources (DNR) in early May 2025 to begin operations on state-owned land. Due to public input and regulatory assessment, the permitting process was significantly delayed, pushing the timeline back by about a month. The company did not successfully receive all requested permits until late September 2025. This delay was a major factor preventing a full ramp-up of domestic ore production before the winter season, forcing a greater reliance on international feedstock in the interim.

International Operations (Mexico, Canada) Exposed to Foreign Regulatory and Tax Regimes

To meet the massive new demand, United States Antimony Corporation must navigate a patchwork of foreign legal and regulatory systems across its international footprint.

The company operates a smelter in Madero, Mexico, which restarted in April 2025 and processes international ore shipments from countries like Bolivia, Chad, Peru, and Australia. The DLA contract is flexible, allowing the finished antimony ingots to be supplied from either the US or the Mexico facility, which is a key regulatory approval that reduces supply chain risk. In Canada, the June 2025 acquisition of the Fostung Tungsten Property in Ontario requires compliance with Canadian mining standards, specifically National Instrument 43-101 (NI 43-101), which governs public disclosure of scientific and technical information for mineral projects.

This dual-country operation means managing complex compliance requirements:

• Complying with Mexican environmental and labor laws for the Madero smelter.
• Adhering to Canadian securities and technical reporting standards (NI 43-101) for the Fostung property.
• Managing the tax implications of cross-border material flow and profit repatriation between the US, Mexico, and Canada.

United States Antimony Corporation (UAMY) - PESTLE Analysis: Environmental factors

The environmental factors for United States Antimony Corporation (UAMY) present a clear duality: significant operational risks tied to weather and permitting, but also a strategic, high-margin opportunity in environmentally-friendly products that diversifies revenue away from mining volatility.

Montana mining operations at Stibnite Hill are weather-sensitive, facing shutdowns due to snow and freezing conditions.

The operational reality of mining in the Rocky Mountains means UAMY's production is inherently seasonal. The Stibnite Hill antimony project in Montana, which resumed mining activities in late 2025, faces a predictable annual constraint. As of late November 2025, the company anticipated that the project would likely be shut down soon until Spring thaw because of predicted snow and freezing conditions.

This weather dependency creates a stop-start production cycle. To put this into perspective, the company had successfully transported approximately 800 tons of raw antimony ore from the mountain in less than 45 days prior to the predicted shutdown. This material must now be processed over the winter, underscoring the need for strong inventory management to smooth out supply to customers like the U.S. Defense Logistics Agency (DLA).

Past US domestic antimony mining halted partly due to environmental challenges.

The history of antimony production in the U.S. is a cautionary tale about the intersection of economics and environmental compliance. The cessation of past domestic antimony mining was due, in part, to environmental and commercial viability concerns. For example, the last major domestic producer, the Sunshine Mine in Idaho, shut down with ongoing environmental concerns like the potential for mine runoff to damage river ecosystems being a factor.

Today, UAMY operates under a much stricter regulatory environment. Domestic extraction is still constrained by environmental permitting challenges and the strict permitting processes that can significantly delay mine development, a key risk for any U.S. critical mineral project. UAMY's new 'cut and cover' surface mining method at Stibnite Hill, approved by the Montana Department of Environmental Quality in October 2025, attempts to mitigate some of these issues by immediately covering excavated panels with overburden, a key environmental measure.

Global supply is constrained by stricter environmental regulations in China, which benefits UAMY's domestic production.

The global antimony market has been fundamentally reshaped by China's tightening grip on exports, often framed by a mix of resource nationalism and stricter environmental enforcement (like closing illegal or environmentally damaging mines). This has created a massive opportunity for UAMY as the only North American supplier of antimony trisulphide approved by the DLA.

The impact of China's export controls, effective from September 2024, is stark:

• Antimony exports from China plummeted by 57% year-over-year in Q1 2025.
• Chinese antimony prices surged to 230,000 yuan ($31,509) per ton in April 2025, marking a 65% annual increase.

This price surge and supply volatility, driven by China's policies, make UAMY's domestic, environmentally-compliant supply chain a strategic national asset, justifying a premium for its product and supporting its significant new multi-year supply contracts.

Zeolite sales of $2.65 million in the first nine months of 2025 provide a revenue stream from an environmentally-friendly product.

UAMY's zeolite business provides a critical, environmentally-aligned revenue stream that helps offset the cyclical and regulatory risks of antimony mining. Zeolite is an industrial mineral used in various environmental cleanup applications, including water filtration, sewage treatment, and nuclear waste remediation.

For the first nine months of the 2025 fiscal year, UAMY's zeolite sales totaled $2.65 million. This represents a 16% increase, or $375 thousand, over the same period in the prior year. This is a defintely solid, non-antimony revenue source.

Here's the quick math on UAMY's Q1-Q3 2025 revenue split:

Product Line	Revenue (9 Months Ended Sept 30, 2025)	Year-over-Year Change
Antimony Sales	$23.57 million	Up 235%
Zeolite Sales	$2.65 million	Up 16%
Total Revenue	$26.23 million	Up 182%

The zeolite segment, while smaller, is a stable, growing source of revenue from a product with a positive environmental profile, which is a key factor for long-term corporate social responsibility (CSR) and investor relations.