All themes
Copper & critical minerals
96 managers wrote about this in 145 letters. Every passage below is copied verbatim from the letter it came from.
Share of letters mentioning it
- 2024 Q40% of 30
- 2025 Q18% of 40
- 2025 Q25% of 88
- 2025 Q39% of 88
- 2025 Q412% of 129
- 2026 Q17% of 137
- 2026 Q27% of 709
- 2026 Q35% of 878
- 2026 Q44% of 118
- Lowell Resources FundOct 2026
Alvo announced diamond drill results at its Bluebush Ionic Adsorption Clay (IAC) Heavy Rare Earth Element (HREE) project in Brazil which included thick intercepts enriched with the dysprosium and terbium (DyTb) from ionic clay horizons close to surface.
Read the letter → SandboxAQ will use ReAQT and its LQMs to screen magnet chemistries that eliminate or sharply reduce reliance on neodymium and other heavy rare earth elements, at a speed and precision no prior method has matched, targeting formulations that can be manufactured using existing U.S. production equipment, lowering the capital barrier to commercialization.
Read the letter →- Abaco Capital Global Value OpportunitiesOct 2026
Companies producing oil, gold, silver and copper, with high cash generation and attractive valuations, which also protect the portfolio against geopolitical tension, inflation and the loss of purchasing power of currencies.
Read the letter → - BlueBox Global Technology FundOct 2026
However, it did only marginally worse than the stocks that were trimmed to fund the purchase, and we believe that in an environment of decelerating AI capex, Coherent should be helped by the growth of optical networking in the data centre as it replaces copper wiring.
Read the letter → Turning to the detractors, KEFI Gold and Copper (-49%) fell following a fatal incident at its flagship project in Ethiopia, resulting in a suspension of project development.
Read the letter →- Lowell Resources FundSep 2026
In other metals, the Fund added to its holdings in manganese developer Black Canyon Resources and REE developer Brazilian Critical Minerals..
Read the letter → We reduced the Fund's positioning across the copper sector during the quarter, exiting Grupo Mexico and materially reducing our positions in Freeport McMoRan and Teck Resources.
Read the letter →- L1 Capital Long Short FundSep 2026
Copper prices were strong and continued to rise, supported by U.S. stockpiling ahead of potential tariffs and weather-related supply disruptions, with copper now up approximately 40% over the past 12 months.
Read the letter → - Palm Harbour Capital FundSep 2026
We also have a handful which may have indirect exposure, such as copper.
Read the letter → - Tribeca Global Natural Resources LtdSep 2026
Underlying fundamentals remained sound across many metals, with copper, alumina and uranium prices flat over the month.
Read the letter → - Value Holdings Fund FamilySep 2026
For rare earths, which are essential in high-tech and defense technology, the import share from China is even 90 – 100%.
Read the letter → Lastly, our overweight positioning combined with good stock selection in Peru, primarily driven by our investment in Southern Copper Corporation, also bolstered relative results.
Read the letter →- Fairtree Asset Management Balanced Prescient FundSep 2026
Equity leadership remained narrow and concentrated in US large-cap technology, Europe lagged on rising bund yields and energy costs, and commodities rebounded, led by oil, precious metals and copper.
Read the letter → In materials, copper producer Freeport-McMoRan gained as copper prices reached a record high in early September on tight near-term supply and the potential for U.S. tariffs on refined copper imports.
Read the letter →- Liontrust Latin America FundSep 2026
Higher oil prices benefited producers in Brazil and Colombia, while a broader recovery in copper prices supported the mining sector.
Read the letter → - Baron Fifth Avenue Growth FundSep 2026
While stock price volatility remains elevated driven both by the broader investor sentiment around the AI buildout and by the more specific sentiment around the future value of copper versus optical architectures for AI, the company continues executing at a high level.
Read the letter → More than 70% of Wheaton’s revenue comes from mines primarily producing base platinum-group metals including copper, zinc and nickel, providing an indirect link to the production of materials essential to the energy transition..
Read the letter →Years of constrained investment are increasingly intersecting with resilient demand across copper, aluminium and energy commodities.
Read the letter →Nan Ya produces materials used in printed circuit boards, including copper-clad laminates, copper foil, epoxy resins and fiberglass.
Read the letter →More than 70% of Wheaton’s revenue comes from mines primarily producing base platinum-group metals including copper, zinc and nickel, providing an indirect link to the production of materials essential to the energy transition.
Read the letter →- Miralta Asset ManagementSep 2026
It arrived within a package, the "Alliance for the Future," focused on critical minerals, industrial cooperation in defense, energy and the Arctic.
Read the letter → In Zambia, incumbent President Hakainde Hichilema secured a second five-year term, extending an administration focused on fiscal reform and expanding the country’s copper sector.
Read the letter →The reversal was particularly pronounced among first-half leaders in AI infrastructure, electrification, space and critical minerals.
Read the letter →- Matthews China Innovators FundSep 2026
Kingboard Laminates, a manufacturer of copper-clad laminates used in printed circuit boards, declined approximately -70% following a strong earlier advance, as investors reassessed its valuation and exposure to AI-related demand.
Read the letter → - Glennon Capital Small Companies PortfolioSep 2026
With house prices falling and household spending slowing, investors continued to move away from domestically exposed small caps, while softer copper and gold prices removed the support resources had provided in August.
Read the letter → - Antipodes Global Fund (PIE)Sep 2026
Favourable copper and gold prices support original equipment demand, while declining ore grades require miners to process more material, increasing equipment utilisation, wear part consumption and replacement demand.
Read the letter → - Aylett Balanced Prescient FundSep 2026
T O P C O N T R I B U T O R BHP BHP was the fund's largest contributor, with the share rising on firmer iron ore and copper prices.
Read the letter → - Glennon Small Companies LimitedSep 2026
With house prices falling and household spending slowing, investors continued to move away from domestically exposed small caps, while softer copper and gold prices removed the support resources had provided in August.
Read the letter → Along the same vein, the fund added Asta Energy, which manufacturers high-specification copper transposed conductors which remain a pivotal input into large power transformers.
Read the letter →Mitsui Kinzoku, a Japanese producer of high-grade copper alloys used in advanced AI semiconductor manufacturing, declined 44% as investors became concerned that new competitors could threaten the company’s near-monopoly market position.
Read the letter →- Ave Maria Funds Multi-FundSep 2026
Tasmea Ltd. provides specialized maintenance services to blue-chip customers in Australia across mining (iron ore, copper, and coal), oil and gas, power and renewables, data centers and infrastructure, waste and water, telecom, and defense.
Read the letter → - Regal Investment FundSep 2026
Within these strategies, mining equity exposures (such as Lindian and Capstone Copper) proved a larger detractor to performance this month, as commodity equities sold off sharply and dramatically outpaced the underlying moves in commodity prices themselves.
Read the letter → - BKI Investment Company Australian Listed EquitiesSep 2026
Major AI infrastructure expenditure is projected to scale from US$400b in 2025 to US$1.6t by 2028, spurring significant demand for commodities such as copper and nickel, infrastructure like chips, memory and data centres as well as an increase in baseload power supply.
Read the letter → - Matthews Emerging Markets Equity FundSep 2026
The company is a primary beneficiary of AI servers and high-speed switch demand, with higher copper clad laminate (CCL) content in AI servers.
Read the letter → - Matthews China FundSep 2026
Kingboard Holdings, manufacturer of copper-clad laminates used in printed circuit boards, was amongst the largest detractors asweaker sentiment toward technology-related materials and cyclical demand weighed on the shares following earlier gains.
Read the letter → - Liontrust China FundSep 2026
However, strategic competition around semiconductors, AI, rare earths and supply-chain security remained unresolved, continuing to influence cross- border capital allocation and investor sentiment.
Read the letter → Its current business is a cable/telephone business that is transitioning from classic copper lines to fiber lines.
Read the letter →An improving economy and strong copper and gold prices should further support credit demand after the recent decade of political uncertainty (when Peru had eight different presidents) weighed on investment.
Read the letter →The combined company also reports that it is now the largest landowner in Wyoming, with more than 5 million acres of surface and mineral rights that offer further optionality across uranium, oil and gas, and critical minerals.
Read the letter →- Baron International Growth FundSep 2026
From a sector or theme perspective, adverse stock selection effect in the Materials sectors, primarily attributable to select holdings (Linde plc, Lynas Rare Earths Limited, and AMG Critical Materials N.V.) across a few themes, was the largest detractor from relative performance during the quarter.
Read the letter →
Showing the 40 most recent of 145 letters.