Corporación Antimonio de los Estados Unidos (UAMY): Análisis PESTLE [Actualizado en enero de 2025]

En el intrincado panorama de la minería de metales especializadas, la Corporación de Antimonio de los Estados Unidos (UAMY) se encuentra en una intersección crítica de la dinámica global de recursos, la innovación tecnológica y la administración ambiental. A medida que las cadenas de suministro de metales raros se vuelven cada vez más complejas y estratégicamente significativas, este análisis integral de la mano de compra revela los desafíos y oportunidades multifacéticas que enfrentan las operaciones de Uamy, explorando cómo las regulaciones políticas, las fluctuaciones económicas, las expectativas sociales, los avances tecnológicos, los marco legal y las consideraciones ambientales de forma colectiva de la compañía Trayectoria estratégica en el mercado de antimonio competitivo.

United States Antimony Corporation (UAMY) - Análisis de mortero: factores políticos

El impacto de las regulaciones mineras de EE. UU. En las operaciones de extracción de antimonio

La Ley de Minería de los Estados Unidos de 1872 continúa gobernando las actividades de extracción de minerales de Uamy. Los costos de cumplimiento para la corporación en 2023 se estimaron en $ 2.3 millones para la adherencia regulatoria.

Área de cumplimiento regulatorio	Costo anual
Permisos ambientales	$750,000
Regulaciones de seguridad	$850,000
Permisos de uso del suelo	$700,000

Tensiones geopolíticas que afectan las raras cadenas de suministro de metales

Las interrupciones de la cadena de suministro de antimonio global en 2023 dieron como resultado 17.4% Aumento de los desafíos de adquisición para uamy.

• China controla aproximadamente el 84% de la producción de antimonio global
• Las importaciones de antimonio en los Estados Unidos disminuyeron en un 22,6% en 2023
• Tensiones geopolíticas con China aumentan los riesgos de la cadena de suministro

Políticas comerciales que influyen en la dinámica del mercado internacional de antimonía

La Sección 232 aranceles sobre materiales de antimonio importados impuso una carga de costos adicional del 25% para las estrategias internacionales de adquisición de Uamy.

Impacto en la política comercial	Consecuencia financiera
Importar aranceles	$ 1.2 millones de gastos adicionales
Restricciones de exportación	Reducción de ingresos de $ 680,000

Requisitos de cumplimiento ambiental del gobierno para actividades mineras

La Agencia de Protección Ambiental (EPA) exigió estándares ambientales más estrictos en 2023, lo que requiere que UAMY invierta $ 3.1 millones en emisiones y tecnologías de gestión de residuos.

• Objetivos obligatorios de reducción de emisiones de carbono: 15% para 2025
• Costos de cumplimiento de descarga de agua: $ 450,000 anuales
• Inversiones de infraestructura de gestión de residuos: $ 1.7 millones

United States Antimony Corporation (UAMY) - Análisis de mortero: factores económicos

Los precios de los productos básicos de antimonio fluctuante que afectan los ingresos de la empresa

Según el London Metal Exchange, los precios de los antimonos fluctuaron entre $ 8,000 y $ 11,500 por tonelada métrica en 2023. Los ingresos de la Corporación Antimonio de los Estados Unidos se correlacionan directamente con estas variaciones de precios.

Año	Rango de precios de antimonía (USD/MT)	Ingresos anuales de UAMY
2022	$9,200 - $10,500	$ 14.3 millones
2023	$8,000 - $11,500	$ 15.7 millones

Producción de antimonio doméstico limitado que crea oportunidades de mercado

Las estadísticas de producción de antimonio doméstico de EE. UU. Revelan importantes brechas del mercado:

• Producción de antimonio doméstico: 0.1% del suministro global
• Consumo anual de antimonio de EE. UU.: 3.500 toneladas métricas
• Dependencia de la importación: 99.9% de los requisitos de antimonía

Desafíos de inversión en el sector especializado de minería de metales

Métrico de inversión	Valor 2023
Precio de las acciones de Uamy	$0.35 - $0.55
Capitalización de mercado	$ 48.6 millones
Gasto de exploración	$ 2.1 millones

Incentivos económicos potenciales para la exploración estratégica de metales

Incentivos del gobierno federal y estatal para la exploración estratégica de metales:

• Créditos fiscales: hasta el 20% de los gastos de exploración
• Subvenciones de exploración mineral: $ 500,000 máximo
• Deducciones fiscales de investigación y desarrollo: 15% de los gastos de calificación

United States Antimony Corporation (UAMY) - Análisis de mortero: factores sociales

Creciente conciencia de la importancia mineral crítica en la tecnología

Según el resumen de productos minerales 2023 del Servicio Geológico de EE. UU., El antimonio se clasifica como un mineral crítico para las tecnologías emergentes. La investigación de mercado indica un crecimiento anual del 14.2% en la conciencia crítica de los minerales entre los sectores de tecnología de 2020-2023.

Sector tecnológico	Demanda de antimonio (2023)	Tasa de crecimiento proyectada
Electrónica	1.250 toneladas métricas	8.5%
Energía renovable	750 toneladas métricas	12.3%
Semiconductor	450 toneladas métricas	15.7%

Desafíos de la fuerza laboral en reclutamiento de minería especializada

La Oficina de Estadísticas Laborales informa una disminución del 6.2% en la fuerza laboral minera especializada entre 2019-2023. La edad promedio de los profesionales mineros especializados es de 47.3 años, lo que indica importantes desafíos de transición generacional.

Categoría de habilidad	Fuerza laboral actual	Dificultad de reclutamiento
Ingeniería geológica	3.750 profesionales	Alto (72% de desafío de reclutamiento)
Procesamiento mineral	2.500 profesionales	Medio (desafío de reclutamiento del 58%)

Percepciones comunitarias del impacto ambiental minero

Los datos de la Agencia de Protección Ambiental muestran que el 62% de las comunidades locales cerca de los sitios mineros expresan preocupaciones sobre la sostenibilidad ambiental. Las encuestas de partes interesadas indican una demanda creciente de prácticas transparentes de gestión ambiental.

Preocupación ambiental	Percepción de la comunidad (%)	Esfuerzos de mitigación
Contaminación del agua	48%	Sistemas de filtración avanzados
Degradación de la tierra	35%	Programas de rehabilitación
Calidad del aire	17%	Tecnologías de control de emisiones

Aumento de la demanda de abastecimiento mineral sostenible y ético

El índice de abastecimiento sostenible 2023 revela que el 68% de las compañías de tecnología priorizan minerales críticos de origen ético. La transparencia de la cadena de suministro de Antimony Corporation de los Estados Unidos calificó con el 76% de cumplimiento de los estándares internacionales de abastecimiento ético.

Métrica de abastecimiento ético	Porcentaje de cumplimiento	Punto de referencia de la industria
Estándares laborales	82%	75%
Prácticas ambientales	71%	65%
Transparencia de la cadena de suministro	76%	70%

United States Antimony Corporation (UAMY) - Análisis de mortero: factores tecnológicos

Tecnologías avanzadas de exploración y extracción para la minería de antimonio

United States Antimony Corporation ha invertido $ 3.2 millones en tecnologías avanzadas de mapeo geológico a partir de 2024. La compañía utiliza sistemas de escaneo geológico basados ​​en drones de alta resolución con precisión de 0.05 metros para la exploración mineral.

Tipo de tecnología	Inversión ($)	Nivel de precisión
Mapeo geológico de drones	3,200,000	0.05 metros
Análisis de minerales espectrales	1,750,000	99.7% de precisión
Algoritmos de exploración impulsados ​​por IA	2,500,000	85% de fiabilidad de predicción

Sistemas de monitoreo digital Mejora de la eficiencia operativa

UAMY implementó sistemas de monitoreo digital en tiempo real con una mejora de eficiencia operativa del 22.5%. La infraestructura digital cuesta $ 4.6 millones y cubre 7 sitios mineros en los Estados Unidos.

Componente del sistema de monitoreo	Costo ($)	Cobertura
Red de sensores de IoT	1,200,000	7 sitios mineros
Plataforma de análisis de datos en tiempo real	1,800,000	Monitoreo 24/7
Sistema de mantenimiento predictivo	1,600,000	95% de confiabilidad del equipo

Aplicaciones emergentes de antimonio en sectores de energía renovable

UAMY ha identificado 3 aplicaciones clave de energía renovable para el antimonio, con un valor de mercado potencial que alcanza los $ 127.5 millones para 2026. La investigación se centra en las tecnologías de baterías solares y los sistemas de almacenamiento de energía de la red.

Solicitud de energía renovable	Valor de mercado proyectado ($)	Nivel de preparación tecnológica
Tecnología de baterías solares	62,500,000	TRL 6
Almacenamiento de energía de la red	45,000,000	TRL 5
Conversión de energía térmica	20,000,000	TRL 4

Investigación en métodos de extracción minera más sostenibles

Uamy asignó $ 5.7 millones para una investigación de extracción sostenible, dirigida al 35% de la reducción en el impacto ambiental y el 40% de la conservación del agua en los procesos mineros.

Área de investigación de sostenibilidad	Inversión ($)	Reducción/mejora del objetivo
Tecnologías de reciclaje de agua	2,100,000	40% de conservación del agua
Métodos de extracción de bajo impacto	1,900,000	35% de reducción de impacto ambiental
Reactivos mineros biodegradables	1,700,000	25% de reducción de residuos químicos

United States Antimony Corporation (UAMY) - Análisis de mortero: factores legales

Procesos de permisos ambientales estrictos para operaciones mineras

Desglose de cumplimiento del permiso ambiental:

Tipo de permiso	Agencia reguladora	Tiempo de procesamiento promedio	Costo estimado
Permiso de Ley de Agua Limpia	EPA	18-24 meses	$75,000 - $250,000
Permiso de minería de superficie	Agencia Reguladora de Minería del Estado	12-36 meses	$50,000 - $500,000
Permiso de calidad del aire	Departamento ambiental estatal	6-12 meses	$40,000 - $150,000

Cumplimiento de las regulaciones de seguridad minera federal y estatal

Estadísticas de violación de MSHA para UAMY:

Año	Violaciones totales	Significativo & Violaciones sustanciales	Sanciones monetarias
2022	14	3	$42,500
2023	11	2	$35,200

Desafíos legales potenciales relacionados con la protección del medio ambiente

Litigio ambiental Overview:

• Pendiendo demandas ambientales: 2
• Costos de defensa legal estimados: $ 350,000
• Rango de liquidación potencial: $ 500,000 - $ 1.2 millones

Consideraciones de propiedad intelectual para innovaciones de tecnología minera

Portafolio de propiedad intelectual de Uamy:

Tipo de IP	Número de patentes	Costo anual de protección de IP	Rango de año de vencimiento
Patentes de proceso minero	4	$85,000	2030-2035
Tecnología de extracción	2	$45,000	2032-2037

United States Antimony Corporation (UAMY) - Análisis de mortero: factores ambientales

Minimizar la interrupción ecológica en las áreas de exploración minera

United States Antimony Corporation opera con una perturbación de tierras de 157.3 acres en sus sitios mineros. Los esfuerzos de recuperación ambiental se centran en 42.6 acres de tierra rehabilitada en 2023.

Métrica ambiental	Datos cuantitativos	Año
Perturbación total de la tierra	157.3 acres	2023
Recuperación de tierras	42.6 acres	2023
Tasa de restauración de la vegetación	27.1%	2023

Implementación de prácticas de gestión de residuos sostenibles

La corporación genera 3.245 toneladas de desechos mineros anualmente, con un 62.4% reciclado o reutilizado.

Métrica de gestión de residuos	Datos cuantitativos	Año
Residuos mineros totales	3,245 toneladas	2023
Tasa de reciclaje de residuos	62.4%	2023
Reducción de residuos peligrosos	18.3%	2023

Reducción de la huella de carbono en procesos de extracción de antimonio

Las emisiones de carbono de los procesos de extracción de UAMY totalizan 24,567 toneladas métricas CO2 equivalente en 2023, con una reducción específica del 7,2% para 2025.

Métrica de huella de carbono	Datos cuantitativos	Año
Emisiones totales de carbono	24,567 toneladas métricas CO2E	2023
Uso de energía renovable	16.7%	2023
Reducción de emisiones dirigida	7.2%	2025

Monitoreo y mitigación de potenciales riesgos de contaminación ambiental

El monitoreo ambiental revela 3 sitios de contaminación potenciales, con inversiones de remediación de $ 1.2 millones en 2023.

Métrica de riesgo ambiental	Datos cuantitativos	Año
Sitios potenciales de contaminación	3 ubicaciones	2023
Inversión de remediación	$1,200,000	2023
Puntos de monitoreo de la calidad del agua	12 sitios	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.