HIGHLIGHTS Sigma Lithium's Co-Chairperson and CEO, Ana Cabral, to present at the 2026 BMO Global Metals, Mining & Critical Minerals Conference, followed by a fireside chat with leading lithium research analyst Joel Jackson.Company provides updated production guidance reflecting continued operational optimization and mining scale-up activities.Success achieved with commercial initiatives led to resumption of planning for Phase 2 civil construction and equipment ordering during 2026.Production guidance as fo ...

Operational Update and Business Strategy February 2026 : SGML : SGML : S2GM34 Disclaimer No Offer or Solicitation Regarding Securities This presentation has been prepared by Sigma Lithium Corporation ("Sigma") for general information purposes only and does not constitute an offer to sell or a solicitation of an offer to buy any securities of Sigma or its affiliates in any jurisdiction, including but not limited to Canada and the United States. The contents of this presentation should not be interpreted as f ...

Core Viewpoint - Sigma Lithium Corporation has announced the sale of 150,000 tonnes of high purity lithium fines at a net price of US$140 per tonne, with an option for the buyer to purchase an additional 350,000 tonnes, reflecting strong market demand for their Low Grade Product [1][2][15]. Group 1: Sales and Production - The sale of the Low Grade Product is expected to generate proceeds equivalent to 70,000 tonnes of high-grade lithium oxide concentrate, showcasing the commercial viability of this product [3]. - The company has resumed production of high-grade lithium concentrate, which will trigger pre-payments under a US$96 million revolver facility, enhancing near-term liquidity [6][15]. - An agreement has been signed to supply 70,500 tonnes of high-grade lithium concentrate in 2026, with prepayments structured at US$8 million each, reflecting confidence in Sigma Lithium's production capabilities [7][15]. Group 2: Product Quality and Technology - The Low Grade Product's quality allows clients to achieve up to 60% recovery in re-processing, resulting in lithium concentrate with over 4% lithium oxide content, currently priced at approximately US$1,370 per tonne [5]. - The successful commercialization of the Low Grade Product is attributed to Sigma Lithium's innovative lithium dense media separation technology, which maintains the chemical integrity of the lithium crystal structure [4]. Group 3: Sustainability and Market Position - Sigma Lithium emphasizes its commitment to sustainability, operating one of the largest lithium production sites with environmentally friendly practices, including zero use of toxic chemicals and 100% renewable electricity [12]. - The company has a nameplate capacity of 270,000 tonnes of lithium oxide concentrate annually and is constructing a second plant to double this capacity, positioning itself as a leader in the lithium supply chain [13].

Core Viewpoint - Lithium prices remain significantly below the historical highs reached in 2023, but have been rising in recent months due to supply disruptions in China and strong demand, with further increases expected [1] Price Trends - Lithium spodumene and lithium hydroxide prices have increased by approximately 35% year-to-date, with spodumene prices more than doubling since late June and lithium hydroxide prices increasing by over 100% [1] Supply Chain Issues - China's lithium supply continues to be adversely affected by environmental inspections and permit suspensions, contributing to the price increases [1] - The demand for lithium is bolstered by cathode material producers replenishing inventory ahead of the Lunar New Year holiday [1] Demand Outlook - The demand outlook for lithium remains optimistic, with energy storage systems performing better than expected [1] Related Stocks - Relevant U.S. stocks in the lithium sector include Albemarle (ALB.US), Sociedad Química y Minera de Chile (SQM.US), Lithium Americas (LAC.US), Lithium Argentina (LAR.US), Sigma Lithium (SGML.US), and Standard Lithium (SLI.US) [1]

Company Performance - Sigma Lithium Corporation (SGML) closed at $11.59, reflecting a -3.66% change from the previous day, underperforming the S&P 500 which had a daily loss of 0.33% [1] - Over the past month, shares of Sigma Lithium have depreciated by 23.18%, while the Basic Materials sector gained 11.52% [1] Earnings Forecast - The upcoming earnings release is expected to show an EPS of -$0.12, indicating a 50% decline compared to the same quarter last year [2] - Quarterly revenue is projected at $35.9 million, down 25.26% from the year-ago period [2] Fiscal Year Estimates - For the entire fiscal year, earnings are projected at -$0.35 per share and revenue at $129 million, representing changes of +23.91% and -15.18% respectively from the prior year [3] Analyst Estimates - Changes in analyst estimates for Sigma Lithium are important as they reflect short-term business dynamics, with positive revisions indicating a favorable business outlook [4] Zacks Rank and Performance - The Zacks Rank system, which ranges from 1 (Strong Buy) to 5 (Strong Sell), shows Sigma Lithium currently at 2 (Buy), with a 24.75% increase in the Zacks Consensus EPS estimate over the last 30 days [6] - Historically, stocks rated 1 have delivered an average annual return of +25% since 1988 [6] Valuation Metrics - Sigma Lithium is trading at a Forward P/E ratio of 19.09, which is below the industry average of 19.59, indicating a discount [7] - The company has a PEG ratio of 0.32, compared to the industry average of 0.99, suggesting favorable growth expectations relative to its price [8] Industry Context - The Mining - Miscellaneous industry, part of the Basic Materials sector, holds a Zacks Industry Rank of 46, placing it in the top 19% of over 250 industries [8] - The Zacks Industry Rank indicates that the top 50% rated industries outperform the bottom half by a factor of 2 to 1 [9]

Core Viewpoint - Sigma Lithium Corporation (NASDAQ:SGML) is highlighted as a promising investment opportunity in the materials sector, particularly due to recent confirmations of site safety and upgrades from financial analysts [1][2]. Group 1: Regulatory Confirmation - Brazil's mining regulator confirmed the safety of Sigma Lithium's waste piles, stating that no geotechnical anomalies were found that would indicate an imminent risk [1]. - The regulator conducted drone overflights and visual assessments on January 20, affirming the stability of the inspected structures [1]. Group 2: Analyst Upgrades and Market Position - On February 3, BofA Securities upgraded Sigma Lithium from Underperform to Neutral, setting a price target of $14 following the announcement of resumed mining activities [2]. - Despite the upgrade, analysts noted that liquidity risk persists as the company enters a three-month ramp period before achieving sellable production, relying on lower margin tailings sales and potential capital injections during this time [2]. Group 3: Company Overview - Sigma Lithium Corporation is engaged in the exploration and development of lithium deposits in Brazil, serving the lithium-ion battery supply chain for the electric vehicle industry [2].

Core Viewpoint - Sigma Lithium Corporation's stock performance has been mixed, with a recent increase of 2.33% but a significant decline of 25.94% over the past month, contrasting with gains in the Basic Materials sector and the S&P 500 [1] Financial Performance - The upcoming earnings report for Sigma Lithium is expected to show an EPS of -$0.12, representing a 50% decrease from the same quarter last year, with projected revenue of $35.9 million, down 25.26% year-over-year [2] - For the entire year, the Zacks Consensus Estimates predict an EPS of -$0.35 and revenue of $129 million, indicating a 23.91% increase in earnings but no change in revenue compared to the previous year [3] Analyst Estimates and Market Sentiment - Recent adjustments to analyst estimates for Sigma Lithium are being closely monitored, as positive revisions can indicate optimism about the company's business outlook [4] - The Zacks Rank system, which reflects these estimate changes, currently rates Sigma Lithium as 2 (Buy), suggesting a favorable outlook based on historical performance [6] Valuation Metrics - Sigma Lithium is currently trading at a Forward P/E ratio of 19.08, which is lower than the industry average of 21.18, and has a PEG ratio of 0.32, compared to the industry average of 1.06 [7] Industry Context - The Mining - Miscellaneous industry, which includes Sigma Lithium, has a Zacks Industry Rank of 60, placing it in the top 25% of over 250 industries, indicating strong performance potential [8]

Core Viewpoint - Sigma Lithium Corporation has received an official technical statement from Brazil's mining regulator confirming the safety of its waste piles, which counters misinformation and supports the company's operational integrity [2][3][4]. Regulatory Confirmation - The Agencia Nacional de Mineracao (ANM) confirmed the absence of serious technical risks associated with Sigma Lithium's waste piles and stated that there were no legal grounds for precautionary closure measures [3][6]. - Inspections conducted on January 20 revealed no geotechnical anomalies that would indicate imminent risk, reinforcing the company's compliance with safety standards [3][6]. Response to Misinformation - The statement from the ANM addresses false information circulated in a negative media campaign against Sigma Lithium, which included the use of fake government communications [4][10]. - The company has been proactive in maintaining dialogue with regulatory authorities and providing necessary documentation to demonstrate compliance with regulations [7]. Operational Impact - Sigma Lithium's management believes that an ongoing administrative inquiry regarding its waste piles does not materially affect its mining operations, as confirmed by a safety inspection that noted over two years without labor accidents [5][6]. - The company is ramping up its mining activities and has a nameplate capacity to produce 270,000 tonnes of lithium oxide concentrate annually, with plans to double this capacity with a second plant [12][13]. Environmental and Safety Standards - Sigma Lithium emphasizes its commitment to environmental sustainability, producing "Quintuple Zero Green Lithium" with no coal power, tailings dams, potable water usage, hazardous chemicals, or labor accidents [12]. - The company utilizes advanced technology for dry stacking lithium fines, which has generated substantial demand and sales, contributing to its operational reinvestment [9].

Core Viewpoint - Sigma Lithium Corporation has successfully resumed mining activities at Mine 1 in Brazil, concluding a restructuring aimed at enhancing operational efficiency and safety while increasing production capacity [3][4][6]. Company Operations - The restructuring of Sigma Lithium's mining operations was completed in Q4 2025, with a focus on tripling earth-moving capabilities through a larger off-road equipment fleet [4][6]. - The resumption of mining activities is part of a staged equipment deployment plan, ensuring a controlled ramp-up process [6][7]. Financial Performance - The restructuring was partially financed by the successful sale of high-purity low-grade lithium oxide concentrate fines, which could generate proceeds equivalent to selling approximately 70,000 tonnes of high-grade lithium oxide concentrate [5][10]. - Sigma Lithium's cash flow forecasts indicate robust potential under various production scenarios, with estimated cash flows of $78 million to $286 million for Phase 1 and $225 million to $592 million for Phases 1 & 2, depending on lithium prices [9][10]. Production Capacity - Sigma Lithium currently has a nameplate capacity of 270,000 tonnes of lithium oxide concentrate annually and is constructing a second plant to double this capacity [16]. - The company plans to resume construction and commissioning of the Phase 2 Greentech Industrial Plant to meet the growing demand for lithium battery materials [5][10]. Market Position - Sigma Lithium is positioned as a leading global lithium producer, emphasizing a commitment to environmentally sustainable practices in the electric battery materials supply chain [14][15]. - The company has established strong financial support from global clients and financiers, which has been crucial for the successful resumption of mining activities [10][11].

Core Viewpoint - Sigma Lithium Corporation has successfully resumed mining activities at its Mine 1 in Vale do Jequitinhonha, Brazil, following a restructuring aimed at enhancing safety and operational efficiency [2][3][6]. Restructuring and Operations - The restructuring of Sigma Lithium's mining operations was completed in 4Q25, focusing on increasing safety and operational efficiency, with a larger off-road equipment fleet incorporated to match the production capacity of the Greentech Industrial Plant [3][4][6]. - The restructuring was partially financed by the successful sales of high-purity low-grade lithium oxide concentrate fines, which can generate proceeds equivalent to selling approximately 70,000 tonnes of high-grade lithium oxide concentrate [4][6][9]. - The new operational structure is expected to support increased production scale within the next 12 months, coinciding with the construction and commissioning of the Phase 2 Greentech Industrial Plant [4][6][10]. Production and Financial Outlook - The mining restart is being executed through a staged equipment deployment plan, ensuring a controlled ramp-up process in 1Q26, which will lead to gradually increasing ore deliveries to the Greentech Industrial Plant [5][6]. - Sigma Lithium plans to provide guidance for full-year 2026 output once production reaches a steady state during 1Q26, with cash flow forecasts indicating robust generation under various production scenarios [7][8][10]. - The company has outlined potential cash flow generation based on different production volumes and realized prices, demonstrating resilience to market volatility [8][9]. Commitment to Sustainability - Sigma Lithium emphasizes its commitment to environmental and social sustainability, producing "Quintuple Zero Green Lithium," which includes zero coal power, zero tailings dams, zero utilization of potable water, zero use of hazardous chemicals, and zero accidents [14][15].