Research analysts who have asked questions during Sigma Lithium earnings calls.
AK
Andre Krupnick
Brickwood
2 questions for SGML
Joel Jackson
BMO Capital Markets
2 questions for SGML
Also covers: AGCO, ALB, ALTM +12 more
Steve Byrne
Bank of America
2 questions for SGML
Also covers: ADM, APD, AXTA +19 more
KL
Katie Lachapelle
Canaccord Genuity Group Inc.
1 question for SGML
Also covers: NXE, UUUU
MacMurray Whale
Cormark Securities Inc.
1 question for SGML
Also covers: BLDP
MW
Mac Whale
Cormark Securities
1 question for SGML
Also covers: LAAC
RH
Robert Hoffman
Princeton Opportunity Management
1 question for SGML
Also covers: DYAI
RH
Rock Hoffman Blasko
Bank of America
1 question for SGML
Also covers: ALB, AXTA, ESI
SG
Shannon Gill
Cormark Securities
1 question for SGML
Also covers: LAAC, LAR
Recent press releases and 8-K filings for SGML.
Pomerantz LLP Investigates Sigma Lithium Corporation
SGML
Legal Proceedings
- Pomerantz LLP is investigating Sigma Lithium Corporation (SGML) for potential securities fraud or other unlawful business practices.
- On January 8, 2026, Bank of America downgraded SGML to Underperform from Neutral, citing unresolved operational and liquidity issues, which led to a 15.07% drop in the stock price.
- Following a Reuters report on January 15, 2026, that Brazil's Labor Ministry shut down three waste piles at SGML's flagship mine due to "grave and imminent" risk, the stock price fell an additional 26.04% over two trading sessions.
3 days ago
Sigma Lithium Announces Production Guidance and Phase 2 Expansion Plans
SGML
Guidance Update
New Projects/Investments
- Sigma Lithium's Co-Chairperson and CEO, Ana Cabral, is scheduled to present at the 2026 BMO Global Metals, Mining & Critical Minerals Conference on February 24, 2026.
- The company provided updated production guidance, including 12 months annualized forward production of 240,000 tonnes and 24 months annualized forward production of 520,000 tonnes.
- Following successful commercial initiatives, planning for Phase 2 civil construction and equipment ordering has resumed for 2026.
- Sigma Lithium has initiated the construction of a second plant to increase its production capacity to 520,000 tonnes.
5 days ago
Sigma Lithium Announces Additional Lithium Fines Sale and US$96 Million Production-Backed Revolver
SGML
Debt Issuance
New Projects/Investments
- Sigma Lithium announced the sale of 150,000 tonnes of high purity lithium fines at US$140/t, with an option for an additional 350,000 tonnes at market prices.
- The company secured a US$96 million production-backed working capital revolver, supported by the supply of 70,500 tonnes of high-grade lithium oxide concentrate in 2026, with the first prepayment disbursed on January 13th.
- Sigma Lithium currently has a nameplate capacity to produce 270,000 tonnes of lithium oxide concentrate annually and has initiated construction to double its production capacity.
Feb 13, 2026, 11:02 AM
Sigma Lithium receives safety declaration for waste piles from Brazil's National Mining Agency
SGML
Legal Proceedings
New Projects/Investments
- Brazil's National Mining Agency (ANM) issued an official technical statement on February 2, 2026, explicitly attesting to the safety of Sigma Lithium's waste piles.
- The Mining Regulator found no legal prerequisites for adopting precautionary measures of closure of Sigma Lithium's operations or waste piles, concluding there was no evidence of serious technical risk after inspections on January 20, 2026.
- Sigma Lithium's management maintains that an administrative enquiry opened by the Brazilian Ministry of Labor and Employment in December 2025 regarding health and safety has no material effect on the Company's capacity to continue mining activities.
- The Company highlighted its impeccable safety record, with over 2 years without labor accidents with lost time.
Feb 4, 2026, 11:02 AM
Sigma Lithium Resumes Mining Activities and Plans Expansion
SGML
New Projects/Investments
Guidance Update
Revenue Acceleration/Inflection
- Sigma Lithium has resumed mining activities at its Mine 1 in Vale do Jequitinhonha, Brazil, as scheduled, following a restructuring of operations.
- The restructuring, which aimed to increase safety and operating efficiency, was partly financed by the commercial success of high-purity low-grade lithium oxide concentrate fines.
- The new operational structure is expected to support a planned increase in production scale within the next 12 months, including the resumption of construction and commissioning of the Phase 2 Greentech Industrial Plant.
- The company provided illustrative annual guidance for cash flow generation under various production and price scenarios, demonstrating its low costs and operational resilience.
Feb 2, 2026, 2:33 PM
Sigma Lithium Faces Legal Investigation and Operational Challenges
SGML
Legal Proceedings
- Pomerantz LLP is investigating Sigma Lithium Corporation (SGML) for potential securities fraud or other unlawful business practices.
- On January 8, 2026, Bank of America downgraded Sigma Lithium to Underperform from Neutral, citing unresolved operational and liquidity issues, which led to a 15.07% drop in the stock price.
- On January 15, 2026, Brazil's Labor Ministry shut down three waste piles at Sigma Lithium's flagship mine due to "grave and imminent" risk, causing the stock price to fall an additional 26.04% over the following two trading sessions.
Jan 27, 2026, 10:21 PM
Sigma Lithium Sells Additional Lithium Fines and Addresses Media Reports
SGML
New Projects/Investments
Legal Proceedings
- Sigma Lithium sold an additional 100,000 tonnes of high purity lithium fines at an adjusted net final price of US$140/t for 1% of lithium oxide content, a price higher than the previous sale.
- Mining remobilization activities are proceeding as planned and are expected to conclude in January 2026.
- The company categorically denies inaccurate media reports that incorrectly labeled an administrative process by the Ministry of Labor and Employment regarding its waste piles as an "operational injunction," stating the enquiry does not impact operations.
- Sigma Lithium has a nameplate capacity to produce 270,000 tonnes of lithium oxide concentrate annually and is constructing a second plant to double this capacity.
Jan 23, 2026, 11:04 AM
Lithium Ionic Provides 2025 Year-End Review and 2026 Outlook
SGML
New Projects/Investments
Guidance Update
- Lithium Ionic reported significant mineral resource growth in 2025, with consolidated global measured & indicated resources reaching 36.76 million tonnes grading 1.31% Li₂O.
- An optimized Feasibility Study for the Bandeira Project in September 2025 extended mine life to 18.5 years, increased post-tax NPV(8%) to US$1.45 billion, and reduced initial CAPEX to US$191 million.
- The company successfully closed an oversubscribed non-brokered private placement totaling $18.3 million in late 2025, strengthening its balance sheet.
- For 2026, Lithium Ionic is focused on completing permitting, finalizing project financing, and advancing detailed engineering to transition the Bandeira Project into construction.
Jan 14, 2026, 12:00 PM
Sigma Lithium Announces Lithium Fines Sale, Mining Remobilization, and New Board Member
SGML
Board Change
New Projects/Investments
- Sigma Lithium completed the first sale of 100,000 tonnes of high purity lithium fines at an adjusted net final price of U$125/t, generating approximately USD 11 million in net revenues. The company has an additional 850,000 tonnes of high-purity lithium fines available for sale.
- The company is advancing its mining remobilization plan at Mine 1, which involved a restructuring of mining operations in Q4 2025 to increase safety and efficiency, and is expected to almost triple previous mining and earth-moving capacity. This remobilization is supported by global clients providing contractual collateral and working capital lines.
- Sigma Lithium signed a working capital agreement with a major client for 2026, with the first tranche of USD 5 million already closed.
- Katia Abreu, a distinguished agribusiness leader and former Minister of Agriculture, has been appointed as a new independent board member, replacing Eugenio de Zagottis.
Jan 13, 2026, 11:58 AM
Sigma Lithium highlights sustainable lithium leadership and production expansion at COP30
SGML
New Projects/Investments
- Sigma Lithium Corporation participated in COP30 in Belém, Brazil, engaging in high-level dialogues on energy transition, critical minerals, and ESG innovation.
- The company reinforced Brazil's potential to lead the global sustainable lithium market and presented its pioneering "Quintuple Zero" ESG mining practices, which include zero tailings dams, 100% renewable energy, zero use of potable water, and zero hazardous chemicals.
- Sigma Lithium currently produces 270,000 tonnes of lithium oxide concentrate annually (approximately 38,000–40,000 tonnes of LCE) and is constructing a second plant to double production capacity to 520,000 tonnes (approximately 77,000–80,000 tonnes of LCE).
Dec 1, 2025, 11:05 AM
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