Sigma Lithium announcements

215 announcements from Sigma Lithium (TSX: SGML), newest first, with links to each release. Read the release itself before acting on it.

2026

• 23 Oct 2026Sigma Lithium Extends 4-Year US$100 Million Senior Secured Debt to June 2027; 7,090t Produced Since Restart
• 6 Oct 2026Sigma Lithium Resumes Mining-Industrial Operations; Wins Benchmark Legal Decision; 2027 Guidance of 330,000t
• 1 Oct 2026Sigma Lithium Announces Its Operations Temporarily Paused Awaiting Ruling by Federal Court of Appeals; Maintains 2027 Guidance of 330,000t
• 28 Sept 2026Sigma Lithium Recognized as Sustainability and Cleantech Pioneer at UN-Climate Week in NY Featuring Lithium Oxide Industrialization; Continues to Operate Following Brazil’s Democratic Rule of Law
• 21 Sept 2026Sigma Lithium Announces J. P. Morgan Initiated Equity Research Coverage with “Overweight” Rating Based on a Brownfield Growth Theme
• 16 Sept 2026Sigma Lithium Selected by Nasdaq to Ring Closing Bell During United Nations NY Climate Week in Recognition of Sustainability Pioneerism in Critical Minerals
• 16 Sept 2026Sigma Lithium é selecionada pela Nasdaq por sustentabilidade durante semana do clima em Nova York: marco histórico com 100% circularidade Corporate
• 7 Sept 2026Sigma Lithium Confirms Its Mining and Industrial Operations Remain Unaffected by a Preliminary Judicial Ruling Issued Without Due Process
• 7 Sept 2026Sigma Lithium confirma a continuidade das suas operações de mineração e industriais diante de decisão judicial preliminar proferida sem o devido processo legal Corporate
• 4 Sept 2026SIGMA LITHIUM AMPLIA SUA PRESENÇA GLOBAL, REPRESENTANDO O BRASIL E MINAS GERAIS NO MERCADO DE CAPITAIS DA AUSTRÁLIA Corporate
• 4 Sept 2026Sigma Lithium Commences Trading on Australian Securities Exchange, Expands Global Capital Markets Presence
• 21 Aug 2026Sigma Lithium Anuncia Retomada Total Da Operação Industrial E Mineral Em Minas Gerais; Assinou Acordo Com O Estado Via Tac; Expectativa De Produzir 240.000t Em 12 Meses Corporate
• 21 Aug 2026Sigma Lithium Announces Full Resumption of Mining-Industrial Operations; Signed a TAC Agreement with the State of Minas Gerais; Expects to Produce 240,000t Within 12 Months
• 14 Aug 2026Sigma NI 260814 Resultado 2T 26 Corporate
• 14 Aug 2026Sigma Lithium Announces Record 2Q 26 Results: EBITDA Margin of 47%, Decrease of over 30% in Costs; TAC Agreement Negotiations Underway
• 11 Aug 2026Sigma Lithium CEO Keynotes S&P Global Energy Critical Minerals Forum; Joins Sustainable Industry Roundtable at World Climate Summit
• 11 Aug 2026CEO da Sigma Lithium faz Keynote no Fórum De Minerais Críticos e Energia Do S&P Global; Participa do World Climate Summit em Mesa-Redonda Sobre Indústria Sustentável Corporate
• 5 Aug 2026Sigma Lithium divulgará resultados do 2T 26 em 14 de agosto; produção do 1S 26 supera meta estabelecida Corporate
• 5 Aug 2026Sigma Lithium to Release 2Q 26 Earnings Results on Aug 14; Exceeded 1H 26 Production Target Quarterly
• 22 Jul 2026Sigma NI 260722 SUPRAM Corporate
• 22 Jul 2026Sigma Lithium Negotiating Agreement with Minas Gerais State Government to Settle Notification by Regional Environmental State Body; Coincides with 2Q Production Target Beat Production
• 15 Jul 2026Sigma Lithium Announces Reelection of Board of Directors with over 96% Votes at Its Annual Shareholder Meeting, Supporting Its Growth Strategy in Minas Gerais Corporate
• 9 Jul 2026Sigma Lithium Produced 35,000t Lithium Concentrate in 2Q26, Beat Guidance, Delivering Successful Mining Operations Upgrade Production
• 9 Jun 2026Sigma NI 260609 Decisao Judicial Favoravel Corporate
• 9 Jun 2026Sigma Lithium Wins in State Court of Minas Gerais; Overturn of Unwarranted Local Judge Decision Corporate
• 2 Jun 2026Sigma Lithium Demonstrates Excellence in Environmental Performance Filing Data Collected by External Experts Measuring Low Noise, Low Dust, Low Vibrations Corporate
• 29 May 2026A10 Invest News Release: A10 Global Fund, L.P. Continues to Raise Its Position in Sigma Lithium Corporation Corporate
• 18 May 2026Sigma NI 260518 Decisao Judicial Indevida Corporate
• 18 May 2026Sigma Lithium Filing Legal Appeal Against Unwarranted Decision by a Local Judge; “Fake News” Campaign Coincides with Record Earnings Corporate
• 15 May 2026Sigma Lithium Announces Record Results for 1Q26: 39% EBITDA Margin; 26% Profitability; 21% of Total Debt Repaid Quarterly
• 12 May 2026Sigma Lithium Celebrated 1,010 Days Without Accidents and Zero Fatalities; Operations on Track to Reach 240ktpy Lithium Oxide; Categorically Responds to Inaccurate Media Reports Production
• 5 May 2026Sigma Lithium to Release First Quarter 2026 Earnings Results on May 15, 2026 Quarterly
• 2 Apr 2026Sigma Lithium Signs with a Major Brazilian Bank a US$100 Million Collateralized Bank Guarantee Corporate
• 30 Mar 2026Sigma Lithium Announces Full Year 2025 Results: US$31M Cash Flow and 47% Cash Margin in 4Q25; Signed US$146M in Two Offtake Agreements Quarterly
• 30 Mar 2026[EDGAR 40-F exhibit 99.1] Annual Information Form FY2025
• 30 Mar 2026Form 40-F FY2025 (AIF ex99.1, MD&A ex99.2)
• 30 Mar 2026[EDGAR 40-F exhibit 99.2] MD&A three and twelve months ended 31 Dec 2025 Quarterly
• 29 Mar 2026Sigma Lithium Announces 2025 Full Year Earnings Presentation Call on March 30 at 7:30 AM EST Quarterly
• 20 Mar 2026Sigma Lithium Resumes Sales of High-Grade Premium Lithium Oxide; Closes Inaugural Sale at Plant of 400,000t of High-Purity Low Grade Fines Expecting a US$20 Million Profit Production
• 20 Mar 2026Sigma NI 260320 High Grade e Finos Corporate
• 4 Mar 2026Sigma Lithium to Release Fourth Quarter 2025 Earnings Results on March 30, 2026 Quarterly
• 23 Feb 2026Sigma Lithium Co-Chairperson and CEO to Present at 2026 BMO Global Metals & Mining Conference; Provides Production Guidance Production
• 13 Feb 2026Sigma Lithium Announces Additional Sale of 150,000t plus 350,000t Optional of High Purity Lithium Fines; Production-Backed Revolver of US$96 Million Production
• 13 Feb 2026Sigma NI 260213 Venda de Finos Corporate
• 4 Feb 2026Sigma NI 260204 ANM Corporate
• 4 Feb 2026Sigma Lithium Highlights the Issuance of an Official Technical Statement Declaring the Safety of Its Waste Piles by Brazil’s National Mining Agency Production
• 2 Feb 2026Sigma Lithium Announces the Resumption of Mining Activities at Mine 1, with over 600 People Working on Site Production
• 2 Feb 2026CORRECTION FROM SOURCE: Sigma Lithium Announces the Resumption of Mining Activities at Mine 1, with over 600 People Working on Site Production
• 23 Jan 2026Sigma Lithium Sells Additional 100,000t of High Purity Lithium Fines; Mining Remobilization Proceeding as Planned; Categorically Responds to Inaccurate Media Reports Production
• 13 Jan 2026Sigma Lithium Sells 100,000t of High Purity Lithium Fines; Advances Mining Remobilization; Appoints Distinguished Agribusiness Leader and Former Minister as New Board Member Production

2025

• 1 Dec 2025Sigma Lithium Highlights Brazil’s Leadership in Sustainable Lithium at Cop30; Engages in High-Level Global Dialogues on Energy Transition, Critical Minerals and ESG Innovation Corporate
• 14 Nov 2025[EDGAR 6-K exhibit] | SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND NINE-MONTH PERIOD ENDED SEPTEMBER 30, 2025 (Expressed in Quarterly
• 14 Nov 2025[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS FOR THE NINE-MONTH PERIODS ENDED SEPTEMBER 30, 2025 Quarterly
• 14 Nov 2025Sigma Lithium’s 3Q 25 Results: Increase in Revenues and Cash Position Quarterly
• 17 Oct 2025SIGMA LITHIUM ADDED TO MORGAN STANLEY NATIONAL SECURITY INDEX Corporate
• 6 Oct 2025SIGMA LITHIUM RECOGNIZED FOR SUSTAINABILITY EXCELLENCE BY ITAUSA/ARAPYAU FOUNDATIONS; UPGRADES MINING OPERATIONS TARGETING HIGHER EFFICIENCY Production
• 1 Oct 2025SIGMA LITHIUM TO RELEASE THIRD QUARTER 2025 EARNINGS RESULTS ON NOVEMBER 14, 2025 Quarterly
• 15 Aug 2025[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION | | MANAGEMENT’S DISCUSSION AND ANALYSIS | FOR THE SIX-MONTH PERIOD ENDED JUNE 30, 2025 | (Expressed in thousands Quarterly
• 15 Aug 2025[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS FOR THE SIX-MONTH PERIODS ENDED JUNE 30, 2025 AND 20 Quarterly
• 15 Aug 2025SIGMA LITHIUM REPORTS 2Q25 RESULTS: DELIVERS ON-TARGET PRODUCTION, FURTHER COST REDUCTIONS AND DELEVERAGING Quarterly
• 8 Aug 2025SIGMA LITHIUM STREAMLINES LEADERSHIP COMBINING KEY ROLES UNDER VETERAN VPs; ANNOUNCES SHAREHOLDER MEETING RESULTS; TO RELEASE 2Q FINANCIALS ON AUG 14, 2025 Quarterly
• 15 May 2025[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION | | MANAGEMENT’S DISCUSSION AND ANALYSIS | FOR THE THREE-MONTH PERIOD ENDED MARCH 31, 2025 | (Expressed in thousan Quarterly
• 15 May 2025[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS FOR THE THREE-MONTH PERIODS ENDED MARCH 31, 2025 AND Quarterly
• 14 May 2025SIGMA LITHIUM REPORTS 1Q25 RESULTS: STRONG MARGINS, COST OUTPERFORMANCE AND PRODUCTION ABOVE TARGET Quarterly
• 7 May 2025SIGMA LITHIUM ANNOUNCES 1Q25 PREVIEW: OUTPERFORMS TARGETS, OPERATIONAL PROFITABILITY, 24% EBITDA MARGIN Corporate
• 28 Apr 2025SIGMA LITHIUM TO RELEASE FIRST QUARTER 2025 RESULTS ON MAY 14, 2025 Quarterly
• 24 Apr 2025Form 40-F/A FY2024
• 4 Apr 2025SIGMA LITHIUM ACHIEVES 1Q25 PRODUCTION TARGET WITH 68,300t OF QUINTUPLE ZERO GREEN LITHIUM, MAINTAINING CASH GENERATION, COSTS IN LINE WITH GUIDANCE Production
• 31 Mar 2025SIGMA LITHIUM REPORTS 4Q24 AND FY24 RESULTS: STRONG MARGIN GENERATION, RECORD PRODUCTION AND SIGNIFICANT COST REDUCTIONS Quarterly
• 31 Mar 2025Form 40-F FY2024 (AIF ex99.1, MD&A ex99.2, 2025 Technical Report ex99.4)
• 31 Mar 2025[EDGAR 40-F exhibit 99.4] Technical Report on the Grota do Cirilo Lithium Project (report date 31 Mar 2025, effective 15 Jan 2025)
• 13 Mar 2025SIGMA LITHIUM APPOINTS CIO FROM PROMINENT SAUDI ARABIAN INDUSTRIAL CONGLOMERATE AS NEW INDEPENDENT BOARD MEMBER; TO RELEASE FY2024 RESULTS ON MARCH 31, 2025 Quarterly
• 24 Feb 2025SIGMA LITHIUM ADVANCES CONSTRUCTION TO DOUBLE CAPACITY AND PROVIDES FY2024 PREVIEW AND FY2025 GUIDANCE Corporate

2024

• 30 Dec 2024SIGMA LITHIUM EXCEEDS 4Q2024 TARGETS WITH 75,000T OF QUINTUPLE ZERO GREEN LITHIUM PRODUCED; POSITIONED TO SURPASS 270,000T IN 2025 Production
• 23 Dec 2024SIGMA LITHIUM ANNOUNCES SHIPMENT THIS WEEK OF 22,650T OF QUINTUPLE ZERO GREEN LITHIUM TO ABU DHABI’S IRH Production
• 21 Dec 2024SIGMA LITHIUM ENVIRONMENTAL LICENSE FOR BARREIRO MINE IS AWARDED WITH UNANIMOUS APPROVAL, ENABLING CONTINUOUS INDUSTRIAL-MINING INTEGRATED OPERATIONS THROUGHOUT THE 16-YEAR TERM OF DEVELOPMENT BANK FINANCING Production
• 3 Dec 2024SIGMA LITHIUM’S PRODUCTION AT FULL CAPACITY; RECORD SHIPMENT OF 27,500T OF QUINTUPLE ZERO GREEN LITHIUM TO ABU DHABI’s IRH TRADING COMPANY Production
• 15 Nov 2024[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED SEPTEMBER 30, 2024 | | (Expressed in thousands of Quarterly
• 15 Nov 2024[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED INTERIM CONSOLIDATED FINANCIAL STATEMENTS FOR THE NINE-MONTH PERIOD ENDED SEPTEMBER 30, 2024 AND 2023 (E Quarterly
• 15 Nov 2024SIGMA LITHIUM ANNOUNCES 3Q24 RESULTS: PRODUCTION BEATS GUIDANCE, MAINTAINED LOW COSTS AT TARGET, GENERATED ROBUST $ 34 MILLION OPERATING CASH FLOW Quarterly
• 14 Nov 2024SIGMA LITHIUM TO RELEASE THIRD QUARTER 2024 RESULTS NOVEMBER 15, 2024, ANNOUNCES NEW EXECUTIVE IR HIRE Quarterly
• 23 Oct 2024SIGMA LITHIUM SHIPPING 22,000t TO ABU DHABI’s IRH IN COMMERCIAL ALLIANCE FOR SUSTAINABLY AND ETHICALLY PRODUCED LITHIUM MATERIALS; SURPASSES 3Q 2024 PRODUCTION TARGET OF 60,000t Production
• 27 Sept 2024SIGMA LITHIUM HOSTED 2024 INVESTOR DAY, DETAILING A LOW CAPEX CONSTRUCTION PLAN TO TRIPLE CAPACITY TO 125,000t LCE BY END-2026; RECOGNIZED AS CLIMATE PIONEER BY NASDAQ Corporate
• 16 Sept 2024SIGMA LITHIUM MAINTAINS OPERATIONAL CADENCE SHIPPING 22,000t OF QUINTUPLE ZERO GREEN LITHIUM TO JAPAN’S MITSUBISHI; ADDS PROMINENT EVP IN CORPORATE FINANCE Corporate
• 29 Aug 2024SIGMA LITHIUM RECEIVES BINDING COMMITMENT FROM BNDES FOR A BRL 487 MILLION, 16-YEAR LOAN TO FULLY FUND SECOND GREENTECH CARBON NEUTRAL PLANT IN BRAZIL Corporate
• 16 Aug 2024[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED INTERIM CONSOLIDATED FINANCIAL STATEMENTS SIX-MONTH PERIOD ENDED JUNE 30, 2024 AND 2023 (EXPRESSED IN TH Quarterly
• 16 Aug 2024SIGMA LITHIUM ANNOUNCES 2Q 24 RESULTS: REDUCED CASH COSTS BY 22%, INCREASED FOB MARGINS TO 54% ACHIEVING GUIDANCE AHEAD OF SCHEDULE Quarterly
• 16 Aug 2024[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION | | MANAGEMENT’S DISCUSSION AND ANALYSIS | FOR THE THREE MONTHS ENDED JUNE 30, 2024 | (Expressed in thousands of C Quarterly
• 13 Aug 2024SIGMA LITHIUM COMPLETES FULL YEAR OF CONSISTENT OPERATIONAL CADENCE WITH 22,000t OF QUINTUPLE ZERO GREEN LITHIUM LOADED AT THE PORT; ACHIEVED ZERO WORK ACCIDENTS FOR 365 DAYS Corporate
• 7 Aug 2024SIGMA LITHIUM TO RELEASE SECOND QUARTER 2024 RESULTS AUGUST 15, 2024 Quarterly
• 7 Aug 2024SIGMA LITHIUM SIGNS INAUGURAL DEFERRED US$ 22.4 MILLION LETTER OF CREDIT EXPORT FINANCING WITH BANCO DO BRASIL Corporate
• 12 Jul 2024SIGMA LITHIUM APPOINTS DISTINGUISHED BUSINESS LEADER AS AN ADDITIONAL INDEPENDENT DIRECTOR AT ANNUAL GENERAL AND SPECIAL MEETING OF SHAREHOLDERS Corporate
• 1 Jul 2024SIGMA LITHIUM SELLS 22,000t OF QUINTUPLE ZERO LITHIUM AT PREMIUM PRICE OF 8.75% LME HYDROXIDE Production
• 19 Jun 2024SIGMA LITHIUM CO-CHAIRS CONCLAVE AT SAUDI ARABIA’S FII SUMMIT IN BRAZIL; HOSTS DELEGATION FROM THE WHARTON SCHOOL AT ITS GREENTECH PLANT IN VALE DO JEQUITINHONHA Corporate
• 17 Jun 2024SIGMA LITHIUM ANNOUNCES UPCOMING ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS Corporate
• 5 Jun 2024SIGMA LITHIUM JOINS VICE PRESIDENTIAL TRADE MISSION TO CHINA IN BEIJING; PARTICIPATES IN ASPEN INSTITUTE-COLUMBIA UNIVERSITY GLOBAL ENERGY FORUM IN BRAZIL Corporate
• 22 May 2024SIGMA LITHIUM ANNOUNCES LOADING 22,000t SHIPMENT TO LX INTERNATIONAL AT PREMIUM FIXED FORMULA: 9% OF LME LITHIUM HYDROXIDE Production
• 16 May 2024[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE-MONTH PERIOD ENDED MARCH 31, 2024 SIGMA LITHIUM CORPORATION MAN Quarterly
• 16 May 2024SIGMA LITHIUM REPORTS 1Q 2024 RESULTS: MAY SHIPMENT PRICED AT $1,290, INCREASED 25% FROM 1Q; PRODUCTION COSTS AT $397/t, 2ND LOWEST IN INDUSTRY Quarterly
• 16 May 2024[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE-MONTH PERIOD ENDED MARCH 31, 2024 AND 2023 (EXPRESSED IN Quarterly
• 15 May 2024SIGMA LITHIUM TO RELEASE FIRST QUARTER 2024 RESULTS MAY 16, 2024, BEFORE MARKET OPEN Quarterly
• 8 May 2024SIGMA LITHIUM INCREASES PROVEN & PROBABLE OPEN PIT MINERAL RESERVE BY 40% TO 77Mt EXTENDING OPERATIONS TO 25 YEARS Resource
• 1 May 2024SIGMA LITHIUM ANNOUNCES IT HAS FILED ITS FULL YEAR 2023 FINANCIALS Quarterly
• 1 May 2024Form 40-F FY2023 (MD&A ex99.2, FS ex99.3, AIF ex99.1)
• 15 Apr 2024SIGMA LITHIUM ANNOUNCES LOADING 22,000t SHIPMENT WITH 85% PREPAYMENT AT PREMIUM PRICES Production
• 15 Apr 2024SIGMA LITHIUM ANNOUNCES LOADING 22,000t SHIPMENT WITH 85% PREPAYMENT AT PREMIUM PRICES Production
• 15 Apr 2024SIGMA LITHIUM INCREASES CONSERVATION PROGRAM AGAINST DEFORESTATION TO REACH RECORD AREA OF 7 KM2; RECEIVES LETTER FROM NASDAQ REGARDING DELAYED FORM 40-F; FILING EXPECTED BEFORE END OF APRIL Corporate
• 11 Apr 2024SIGMA LITHIUM INCREASES CONSERVATION PROGRAM AGAINST DEFORESTATION TO REACH RECORD AREA OF 7 KM2; RECEIVES LETTER FROM NASDAQ REGARDING DELAYED FORM 40-F; FILING EXPECTED BEFORE END OF APRIL Corporate
• 1 Apr 2024SIGMA LITHIUM ANNOUNCES FINAL INVESTMENT DECISION AND INITIATION OF CONSTRUCTION TO DOUBLE PRODUCTION CAPACITY TO 520,000t/y Production
• 27 Mar 2024SIGMA LITHIUM SECURES PREMIUM FINAL PRICE OF US$ 1,333/t FOR 22,000 t OF QUINTUPLE ZERO LITHIUM, WITH 85% PRE-PAYMENT FOR DELIVERY IN 2 WEEKS Corporate
• 21 Mar 2024SIGMA LITHIUM TO RELEASE FULL YEAR 2023 RESULTS APRIL 1, 2024; FILES UPDATED NI 43-101 TECHNICAL REPORT WITH MINERAL RESOURCE ESTIMATES
• 19 Mar 2024[EDGAR 6-K exhibit] TECHNICAL REPORT ON THE GROTA DO CIRILO LITHIUM PROJECT Araçuaí and Itinga Regions, Minas Gerais, Brazil 190,615 mE, 8146,788 mN Prepared fo
• 19 Mar 2024SIGMA LITHIUM RECEIVES INITIATION LETTER OF ARBITRATION BY LG-ES FROM ICDR Corporate
• 8 Mar 2024SIGMA LITHIUM CELEBRATES INTERNATIONAL WOMEN’S DAY BY CLOSING ESG TRADE FINANCE CREDIT LINES TOTALLING USD 90M AND LOADING 22,000t SHIPMENT TO GLENCORE WITH 85% PREPAYMENT AT PREMIUM PRICES Production
• 26 Feb 2024SIGMA LITHIUM CEO TO PRESENT AT 2024 BMO MINING CONFERENCE; LOW PRODUCTION COSTS REFLECTED IN GUIDANCE OF CIF CHINA CASH OPERATING COSTS OF $510/t Production
• 12 Feb 2024SIGMA LITHIUM IS AWARDED BY BNDES A LETTER OF INTENTION FOR DEVELOPMENT BANK DEBT TO FUND CONSTRUCTION OF ITS ENVIRONMENTALLY FULLY LICENSED SECOND GREENTECH INDUSTRIAL LITHIUM PLANT Corporate
• 5 Feb 2024SIGMA LITHIUM SHIPS 22,000 TONNES OF LITHIUM CONCENTRATE: GLENCORE PREPAID 50% AT PREMIUM PRICES Production
• 31 Jan 2024SIGMA LITHIUM SIGNIFICANTLY INCREASED AUDITED MINERAL RESOURCE BY 27% TO 109Mt: GROTA DO CIRILO IN BRAZIL BECOMES WORLD’S 4TH LARGEST OPERATING INDUSTRIAL PRE-CHEMICAL LITHIUM BENEFICIATION & MINING COMPLEX; GROTA DO CIRILO EXPECTED TO FURTHER INCREASE TO 150Mt Resource

2023

• 27 Dec 2023SIGMA LITHIUM ENDS TRANSFORMATIONAL YEAR SHIPPING 22,000t OF THE MOST ENVIRONMENTALLY SUSTAINABLE LITHIUM IN WORLD; GREENTECH PLANT OPERATING AT DESIGN CAPACITY OF 270,000 TPY Corporate
• 18 Dec 2023SIGMA LITHIUM PROVIDES UPDATE ON FINAL STAGE OF STRATEGIC REVIEW: INITIATES PRIMARY LISTING OF SIGMA BRAZIL ON NASDAQ AND SINGAPORE Corporate
• 5 Dec 2023SIGMA LITHIUM FEATURED AT COP-28 FOR ITS CLEAN TECHNOLOGY, PIONEERING PRACTICES IN ENVIRONMENTAL SUSTAINABILITY AND POSITIVE SOCIAL IMPACT FOR A FOURTH YEAR Corporate
• 27 Nov 2023SIGMA LITHIUM LOADS 22,000 TONNE SHIPMENT OF TRIPLE ZERO GREEN LITHIUM CONCENTRATE TO GLENCORE AT A PREMIUM PRICE Production
• 15 Nov 2023[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE AND NINE-MONTH ENDED SEPTEMBER 30, 2023 and 20 Quarterly
• 15 Nov 2023[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE & NINE MONTHS ENDED SEPTEMBER 30, 2023 (Expressed in thousands Quarterly
• 14 Nov 2023SIGMA LITHIUM REPORTS 3Q 2023 RESULTS; POSTING 37% NET PROFIT MARGIN IN ITS FIRST OPERATIONAL QUARTER Quarterly
• 8 Nov 2023SIGMA LITHIUM TO RELEASE 3Q 2023 RESULTS ON NOVEMBER 14, 2023; CEO TO BE FEATURED IN FIRESIDE CHAT AT GOLDMAN SACHS GLOBAL METALS CONFERENCE ON NOVEMBER 15, 2023 Quarterly
• 1 Nov 2023SIGMA LITHIUM ANNOUNCES A POTENTIAL INCREASE OF ITS MINERAL RESOURCE ESTIMATE TO OVER 110MT, AMONGST LARGEST SCALE GLOBALLY Resource
• 1 Nov 2023SIGMA LITHIUM ANNOUNCES ITS STRATEGIC REVIEW PROCESS ADVANCED TO A FINAL ROUND Corporate
• 31 Oct 2023SIGMA LITHIUM RECEIVES FROM GLENCORE A 50% PREPAYMENT AT PREMIUM PRICES FOR ITS THIRD SHIPMENT OF 20,000 TONNES Production
• 26 Oct 2023SIGMA LITHIUM ADDS SENIOR TALENT, CONSOLIDATING ITS POSITION AMONGST GLOBAL LARGE LITHIUM PRODUCERS Production
• 16 Oct 2023SIGMA LITHIUM READIES THIRD SHIPMENT OF 20,000 TONNES OF TRIPLE ZERO GREEN LITHIUM AT PORT BY OCTOBER 20TH Production
• 12 Oct 2023SIGMA LITHIUM CEO ANA CABRAL NAMED “MINING PERSON OF THE YEAR” DURING LONDON METAL EXCHANGE WEEK 2023 Production
• 6 Oct 2023SIGMA LITHIUM PROMOTES KEY DIRECTORS TO CO-GENERAL MANAGERS REWARDING THEIR SIGNIFICANT OPERATIONAL ACHIEVEMENTS Corporate
• 2 Oct 2023SIGMA LITHIUM ACHIEVES RECORD PEAK PRODUCTION OF 890 TONNES PER DAY, EQUIVALENT TO ANNUALIZED 320,000 TONNES PER YEAR Production
• 29 Sept 2023SIGMA LITHIUM RESPONDS TO INACCURATE MEDIA REPORTS; CATEGORICALLY AFFIRMS PHASE 2 & 3 EXPANSION PLANS ARE PROCEEDING AS PLANNED; STRATEGIC PROCESS SUCCESSFULLY CONTINUES Corporate
• 22 Sept 2023SIGMA LITHIUM INVITED BY NASDAQ TO RING OPENING BELL DURING UNITED NATIONS CLIMATE WEEK CELEBRATING ACCOMPLISHMENTS IN SUSTAINABILITY Corporate
• 21 Sept 2023SIGMA LITHIUM ANNOUNCES SHIPMENT OF 22,500 TONNES OF TRIPLE ZERO GREEN LITHIUM TO GLENCORE IN JOINT EFFORT TO BUILD A SUSTAINABLE GLOBAL SUPPLY CHAIN Production
• 13 Sept 2023BOARD OF DIRECTORS RECEIVE PROPOSALS FOR SIGMA LITHIUM AND SIGMA BRAZIL FROM LEADING GLOBAL COMPANIES; CONDUCTING STRATEGIC REVIEW Corporate
• 1 Sept 2023[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE AND SIX MONTHS ENDED JUNE 30, 2023 and 2022 (E Quarterly
• 1 Sept 2023SIGMA LITHIUM REACHES SECOND SHIPMENT TARGET OF 15,000 TONNES OF TRIPLE ZERO GREEN LITHIUM AT PORT; CLOSES EXPORT REVOLVER CREDIT LINE WITH SANTANDER FOR US$10M; REPORTS SECOND QUARTER 2023 RESULTS Quarterly
• 1 Sept 2023[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE & SIX MONTHS ENDED JUNE 30, 2023 | | (Expressed in thousands of Quarterly
• 11 Aug 2023[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2023 (Expressed in thousands of Canadian Quarterly
• 11 Aug 2023SIGMA LITHIUM TO REACH FULL ANNUALIZED PRODUCTION CAPACITY OF 270,000 TONNES OF TRIPLE ZERO GREEN LITHIUM IN THIRD QUARTER Production
• 11 Aug 2023[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION UNAUDITED CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE MONTHS ENDED MARCH 31, 2023 and 2022 (EXPRESSE Quarterly
• 26 Jul 2023SIGMA LITHIUM SHIPS 30,000 TONNES OF BATTERY GRADE LITHIUM AND BY-PRODUCTS; ACHIEVES NET ZERO CARBON, OPERATING PROFITABILITY AND PREMIUM PRICING Production
• 21 Jun 2023SIGMA LITHIUM TO PRESENT AT J.P. MORGAN ENERGY, POWER & RENEWABLES CONFERENCE Corporate
• 13 Jun 2023[EDGAR 6-K exhibit] NI 43-101 TECHNICAL REPORT GROTA DO CIRILO LITHIUM PROJECT GROTA DO CIRILO LITHIUM PROJECT Araçuaí and Itinga Regions, Minas Gerais, Brazil
• 13 Jun 2023Form 40-F FY2022
• 13 Jun 2023SIGMA LITHIUM PARTNERING WITH LEADING GLOBAL RESEARCH INSTITUTIONS TO SPONSOR THE ASPEN INSTITUTE – COLUMBIA UNIVERSITY ENERGY FORUM Corporate
• 12 Jun 2023SIGMA LITHIUM FILES FY2022 AUDITED FINANCIAL STATEMENTS, CONTINUOUS DISCLOSURE REPORT AND NI 43-101 TECHNICAL REPORT
• 5 Jun 2023SIGMA LITHIUM HONORED TO CELEBRATE WORLD ENVIRONMENT DAY AT THE PALACIO DO PLANALTO WITH PRESIDENT LULA AND ENVIRONMENAL MINISTER SILVA Corporate
• 26 May 2023SIGMA LITHIUM DELIVERS ON ZERO TAILINGS STRATEGY, RECEIVES FIRST PAYMENT AND OBTAINS PREMIUM PRICING FOR SALE OF GREEN LITHIUM AT 9% OF LIOH INDEX Production
• 11 May 2023SIGMA LITHIUM AND BRAZILIAN GOVERNMENT OFFICIALS RING NASDAQ OPENING BELL TO CELEBRATE THE LAUNCH OF LITHIUM VALLEY BRAZIL INITIATIVE Corporate
• 27 Apr 2023SIGMA LITHIUM TRUCKS GREEN LITHIUM AND TAILINGS TO VITORIA PORT IN PREPARATION OF 15,000 TONNE SHIPMENT OF EACH PRODUCT IN MAY Production
• 17 Apr 2023SIGMA LITHIUM INITIATES PRODUCTION OF GREEN LITHIUM: ZERO TAILINGS AND LOW CARBON Production
• 10 Apr 2023SIGMA LITHIUM ANNOUNCES DELAY IN FILING ANNUAL CONTINUOUS DISCLOSURE DOCUMENTS DUE TO MOVE TOWARD COMMERCIAL PRODUCTION AND SAP IMPLEMENTATION; FILING EXPECTED BEFORE THE END OF APRIL Production
• 10 Apr 2023SIGMA LITHIUM AWARDED THE ENVIRONMENTAL OPERATING LICENSE WITH UNANIMOUS APPROVAL AND SCALES UP SOCIAL INITIATIVES; FIRST PRODUCTION ON SCHEDULE TO COMMENCE IN APRIL 2023 Production
• 13 Feb 2023SIGMA LITHIUM ANNOUNCES COMPLETION OF CRUSHING CIRCUIT AND PUMP WATER SYSTEM COMMISSIONING, REMAINS ON TRACK FOR PRODUCTION IN APRIL, STARTS DETAILED ENGINEERING FOR PLANT EXPANSION FROM 270,000 tpa TO 760,000 tpa Production
• 23 Jan 2023SIGMA LITHIUM ANNOUNCES INITIATION OF COMMISSIONING OF DENSE MEDIUM SEPARATION PROCESSING PLANT AND GO FORWARD LEADERSHIP AS IT EVOLVES TO LITHIUM PRODUCER Production
• 19 Jan 2023SIGMA LITHIUM FILES NI 43-101 TECHNICAL REPORT FOR PRODUCTION EXPANSION SUPPORTING THE PREVIOUSLY ANNOUNCED 60% INCREASE IN MINERAL RESERVES AND US$ 15.3 BILLION NPV
• 17 Jan 2023[EDGAR 6-K exhibit] NI 43-101 TECHNICAL REPORT GROTA DO CIRILO LITHIUM PROJECT GROTA DO CIRILO LITHIUM PROJECT ARAÇUAÍ AND ITINGA REGIONS, MINAS GERAIS, BRAZIL

2022

• 20 Dec 2022SIGMA LITHIUM SUCCESSFULLY INITIATES COMMISSIONING OF GREENTECH PLANT ON SCHEDULE AND WITHIN BUDGET Corporate
• 4 Dec 2022SIGMA LITHIUM ACHIEVES OUTSTANDING PROJECT EXPANSION AND FINANCING MILESTONES: INCREASES MINERAL RESERVES BY 63%, TRIPLES NPV TO US$ 15.3 BILLION AND SECURES US$ 100 MILLION DEBT FINANCING Resource
• 2 Dec 2022SIGMA LITHIUM ANNOUNCES PARTICIPATION IN LEADING WALL STREET CONFERENCES IN DECEMBER Corporate
• 18 Nov 2022SIGMA LITHIUM ANNOUNCES SIGNIFICANT PROGRESS ON CONSTRUCTION, COMPLETING 94% OF CONCRETE AND 76% OF STEEL FOR GREENTECH PLANT, COMMISSIONING TO BE INITIATING DECEMBER 2022 Corporate
• 18 Nov 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE MONTHS ENDED MARCH 31, 2022 and 2021 (RESTATED) (EXPRESS Quarterly
• 18 Nov 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2022 (RESTATED) SIGMA LITHIUM COR Quarterly
• 18 Nov 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2022 (Expressed in thousands of Can Quarterly
• 18 Nov 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2022 (RESTATED) Registered Office: Suite Quarterly
• 18 Nov 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE AND SIX MONTHS ENDED JUNE 30, 2022 AND 2021 (RESTATED) ( Quarterly
• 18 Nov 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE AND NINE MONTHS ENDED SEPTEMBER 30, 2022 AND 2021 (EXPRE Quarterly
• 15 Sept 2022SIGMA LITHIUM APPOINTS DISTINGUISHED FEMALE BUSINESS LEADER AS AN ADDITIONAL INDEPENDENT DIRECTOR Corporate
• 19 Aug 2022SIGMA LITHIUM PROVIDES UPDATE FROM A TRANSFORMATIVE SECOND QUARTER, APPOINTS COO FOR OPERATIONAL READINESS AND PREPARING PHASE 1 PIT FOR MINING Production
• 17 Aug 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE AND SIX MONTHS ENDED JUNE 30, 2022 AND 2021 (EXPRESSED I Quarterly
• 17 Aug 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND SIX MONTHS ENDED JUNE 30, 2022 SIGMA LITHIUM CORPORATION MA Quarterly
• 9 Aug 2022SIGMA LITHIUM FILES PHASE 3 TECHNICAL REPORT SUPPORTING THE PREVIOUSLY ANNOUNCED ~50% INCREASE IN TOTAL NI 43-101 MINERAL RESOURCE ESTIMATE TO 86 MILLION TONNES
• 8 Aug 2022[EDGAR 6-K exhibit] NI 43-101 TECHNICAL REPORT GROTA DO CIRILO LITHIUM PROJECT GROTA DO CIRILO LITHIUM PROJECT Araçuaí and Itinga Regions, Minas Gerais, Brazil
• 12 Jul 2022SIGMA LITHIUM ADVANCES CONSTRUCTION TO 25% AND ANNOUNCES POSITIVE REGULATORY UPDATES Corporate
• 22 Jun 2022SIGMA LITHIUM SUBSTANTIALLY INCREASES TOTAL NI 43-101 MINERAL RESOURCE BY ~50% TO 86 MILLION TONNES, ADDING 27 MILLION TONNES OF HIGH-GRADE 1.49% LITHIUM OXIDE IN PHASE 3 Resource
• 27 May 2022[EDGAR 6-K exhibit] NI 43-101 TECHNICAL REPORT GROTA DO CIRILO LITHIUM PROJECT GROTA DO CIRILO LITHIUM PROJECT Araçuaí and Itinga Regions, Minas Gerais, Brazil
• 26 May 2022SIGMA LITHIUM ANNOUNCES FILING TECHNICAL REPORT WITH OUTSTANDING ECONOMIC RESULTS OF THE INTEGRATED PHASE 1 & 2 PROJECTED PRODUCTION: AFTER-TAX NPV OF US$5.1 BILLION & AVERAGE ANNUAL FREE CASH FLOW OF US$595 MILLION; CONTINUES EVALUATING PHASE 3
• 16 May 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2022 Registered Office: Suite 2200, 885 Quarterly
• 16 May 2022[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE MONTHS ENDED MARCH 31, 2022 and 2021 (EXPRESSED IN THOUS Quarterly
• 11 May 2022SIGMA LITHIUM ANNOUNCES ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND UPCOMING CONFERENCE PARTICIPATION Corporate
• 11 May 2022SIGMA LITHIUM ANNOUNCES ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS AND UPCOMING CONFERENCE PARTICIPATION Corporate
• 11 Apr 2022SIGMA LITHIUM UPDATES FEASIBILITY STUDY WITH PHASE 1 AFTER-TAX NPV OF US$1.6 BN, INCREASING MINERAL RESERVES 2.6x TO 34MT AND SUPPORTING PHASE 1 AND PHASE 2 COMBINED POTENTIAL PRODUCTION CAPACITY INCREASE TO A TOTAL OF 450,000 tpa Resource
• 6 Apr 2022SIGMA LITHIUM ANNOUNCES RESCHEDULED Q4-2021 FINANCIAL RESULTS CONFERENCE CALL DETAILS Quarterly
• 4 Apr 2022SIGMA LITHIUM ADVANCES TOWARDS NEAR TERM PRODUCTION AND COMPLETES CONSTRUCTION OF 100% OF THE PLANT FOUNDATION EARTHWORKS ON SCHEDULE; REPORTS 2021 ANNUAL RESULTS FROM A PIVOTAL YEAR Production
• 4 Apr 2022Form 40-F FY2021
• 24 Mar 2022SIGMA LITHIUM ANNOUNCES ESG ACTIONS UPDATE: EMPLOYS ~300 LOCAL WORKERS, PLANS TO SUPPLY A TOTAL OF 2.4 MILLION MEALS, DELIVERS A TOTAL OF 30,000 L OF SANITIZERS AND SPONSORS TWO CHILDCARE CENTERS Corporate
• 24 Feb 2022SIGMA LITHIUM SELECTED BY BANK OF AMERICA RESEARCH TEAM AS ONE OF TOP 50 STOCKS WITH EXPOSURE TO 10 SCARCITY THEMES ACROSS ALL SECTORS GLOBALLY Corporate
• 7 Jan 2022Sigma Lithium to Present at the Bank of America Securities Virtual Battery and Storage Conference on January 10 Corporate

2021

• 23 Dec 2021Sigma Lithium Announces Closing of Private Placement for Gross Proceeds of C$136.7 million Corporate
• 17 Dec 2021Sigma Lithium Announces an Investment by Funds and Accounts Managed by BlackRock of C$ 64.2 million, Further Upsizing by 60% its Previously Announced Private Placement to C$136.7 million Corporate
• 13 Dec 2021Sigma Lithium Upsizes Previously Announced Private Placement by 42% to C$85 million Corporate
• 10 Dec 2021SIGMA LITHIUM ANNOUNCES A C$60 MILLION PRIVATE PLACEMENT OF COMMON SHARES AT C$11.75 Corporate
• 6 Dec 2021[EDGAR 6-K exhibit] Annual Information Form (Amended and Restated) For the year ended December 31, 2020 December 1, 2021 TABLE OF CONTENTS INTERPRETATION | 6 |
• 6 Dec 2021[EDGAR 6-K exhibit] NI 43-101 TECHNICAL REPORT GROTA DO CIRILO LITHIUM PROJECT GROTA DO CIRILO LITHIUM PROJECT ARA ÇUAÍ AND ITINGA REGIONS, MINAS GERAIS, BRAZIL
• 6 Dec 2021Sigma Lithium Starts Construction Of Production Plant Foundation And Infrastructure And Orders Long Lead Items, On Schedule For Production In 2022 Production
• 3 Dec 2021Sigma Lithium Announces Filing of Canadian Base Shelf Prospectus and U.S. Shelf Registration Statement Corporate
• 19 Nov 2021Sigma Lithium Is Highlighted At COP-26 In Glasgow For Its Clean Technology, Pioneering Practices In Environmental Sustainability And Positive Social Impact For A Second Consecutive Year, And Released Third Quarter 2021 Results Quarterly
• 16 Nov 2021[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION (FORMERLY SIGMA LITHIUM RESOURCES CORPORATION) CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS THREE AND NINE Quarterly
• 16 Nov 2021[EDGAR 6-K exhibit] SIGMA LITHIUM CORPORATION (FORMERLY SIGMA LITHIUM RESOURCES CORPORATION) MANAGEMENT’S DISCUSSION AND ANALYSIS FOR THE THREE AND NINE MONTHS Quarterly
• 9 Nov 2021Sigma Lithium Announces The Construction Mobilization On Site, Presentation At COP26 And Filing Of Preliminary Base Shelf Prospectus Corporate
• 5 Nov 2021Sigma Lithium Announces Pre-Construction Mobilization On Site, Engagement At COP26 And Filing Of Preliminary Base Shelf Prospectus Corporate
• 28 Oct 2021[EDGAR 6-K exhibit] Annual Information Form For the year ended December 31, 2020 October 28, 2021 | | TABLE OF CONTENTS INTERPRETATION | 6 | Definitions | 6 | C
• 26 Oct 2021Sigma Lithium’s Ana Cabral-Gardner to Mining & Energy Commission at Brazilian Congress: “Brazil Has Strategic Opportunity To Become a Green Lithium-Exporting Powerhouse” Production
• 15 Oct 2021Sigma Lithium Says Technology Will Be Key To Make Lithium Greener And Cheaper At Financial Times Live Commodities Summit Corporate
• 5 Oct 2021Sigma Lithium and LG Energy Solution Sign Milestone Six-Year Binding Term Sheet for Lithium Offtake Agreement Corporate
• 23 Sept 2021Sigma Lithium Participates In United Nations High-Level Dialogue On Energy Corporate
• 13 Sept 2021Sigma Lithium Commences Trading on Nasdaq Corporate

2018

• 9 Oct 2018Sigma Lithium Resources Corporation Provides Drill Results for September 2018 on Grota Do Cirilo Lithium Property Drill results
• 9 Oct 2018Sigma Lithium Ships Battery Grade Lithium Concentrate Samples to Potential Long Term Off-Take Partners Corporate
• 13 Sept 2018Sigma Lithium Provides Drilling Program Update Confirming High Grade and Low Impurity Lithium Resource Drill results
• 16 Aug 2018Sigma Lithium Commissions Lithium Concentrate Phase 1 Production Plant and Provides Drilling Program Update Drill results

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