| Date | Time | Source | Headline | Symbol | Company |
| 06/17/2024 | 9:27PM | PR Newswire (Canada) | SIGMA LITHIUM ANNOUNCES UPCOMING ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS | TSXV:SGML | Sigma Lithium Corporation |
| 06/05/2024 | 6:06PM | PR Newswire (Canada) | SIGMA LITHIUM JOINS VICE PRESIDENTIAL TRADE MISSION TO CHINA IN BEIJING; PARTICIPATES IN ASPEN INSTITUTE-COLUMBIA UNIVERSITY GLOBAL ENERGY FORUM IN BRAZIL | TSXV:SGML | Sigma Lithium Corporation |
| 05/22/2024 | 10:24AM | PR Newswire (Canada) | SIGMA LITHIUM ANNOUNCES LOADING 22,000t SHIPMENT TO LX INTERNATIONAL AT PREMIUM FIXED FORMULA: 9% OF LME LITHIUM HYDROXIDE | TSXV:SGML | Sigma Lithium Corporation |
| 05/16/2024 | 8:00AM | PR Newswire (Canada) | SIGMA LITHIUM REPORTS 1Q 2024 RESULTS: MAY SHIPMENT PRICED AT $1,290, INCREASED 25% FROM 1Q; PRODUCTION COSTS AT $397/t, 2ND LOWEST IN INDUSTRY | TSXV:SGML | Sigma Lithium Corporation |
| 05/15/2024 | 7:30AM | PR Newswire (Canada) | SIGMA LITHIUM TO RELEASE FIRST QUARTER 2024 RESULTS MAY 16, 2024, BEFORE MARKET OPEN | TSXV:SGML | Sigma Lithium Corporation |
| 05/08/2024 | 7:41AM | PR Newswire (Canada) | SIGMA LITHIUM INCREASES PROVEN & PROBABLE OPEN PIT MINERAL RESERVE BY 40% TO 77Mt EXTENDING OPERATIONS TO 25 YEARS | TSXV:SGML | Sigma Lithium Corporation |
| 05/01/2024 | 6:00AM | PR Newswire (Canada) | SIGMA LITHIUM ANNOUNCES IT HAS FILED ITS FULL YEAR 2023 FINANCIALS | TSXV:SGML | Sigma Lithium Corporation |
| 04/15/2024 | 8:44AM | PR Newswire (Canada) | SIGMA LITHIUM ANNOUNCES LOADING 22,000t SHIPMENT WITH 85% PREPAYMENT AT PREMIUM PRICES | TSXV:SGML | Sigma Lithium Corporation |
| 04/11/2024 | 7:30PM | PR Newswire (Canada) | SIGMA 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 | TSXV:SGML | Sigma Lithium Corporation |
| 04/01/2024 | 8:31AM | PR Newswire (Canada) | SIGMA LITHIUM ANNOUNCES FINAL INVESTMENT DECISION AND INITIATION OF CONSTRUCTION TO DOUBLE PRODUCTION CAPACITY TO 520,000t/y | TSXV:SGML | Sigma Lithium Corporation |
| 03/21/2024 | 6:00AM | PR Newswire (Canada) | SIGMA LITHIUM TO RELEASE FULL YEAR 2023 RESULTS APRIL 1, 2024; FILES UPDATED NI 43-101 TECHNICAL REPORT WITH MINERAL RESOURCE ESTIMATES | TSXV:SGML | Sigma Lithium Corporation |
| 03/19/2024 | 5:44PM | PR Newswire (Canada) | SIGMA LITHIUM RECEIVES INITIATION LETTER OF ARBITRATION BY LG-ES FROM ICDR | TSXV:SGML | Sigma Lithium Corporation |
| 03/08/2024 | 8:53AM | PR Newswire (Canada) | SIGMA 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 | TSXV:SGML | Sigma Lithium Corporation |
| 02/26/2024 | 9:21AM | PR Newswire (Canada) | SIGMA LITHIUM CEO TO PRESENT AT 2024 BMO MINING CONFERENCE; LOW PRODUCTION COSTS REFLECTED IN GUIDANCE OF CIF CHINA CASH OPERATING COSTS OF $510/t | TSXV:SGML | Sigma Lithium Corporation |
| 02/12/2024 | 6:00AM | PR Newswire (Canada) | SIGMA 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 | TSXV:SGML | Sigma Lithium Corporation |
| 01/31/2024 | 6:00AM | PR Newswire (Canada) | SIGMA 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 | TSXV:SGML | Sigma Lithium Corporation |
| 12/27/2023 | 4:01PM | PR Newswire (Canada) | SIGMA 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 | TSXV:SGML | Sigma Lithium Corporation |
| 12/18/2023 | 7:40AM | PR Newswire (Canada) | SIGMA LITHIUM PROVIDES UPDATE ON FINAL STAGE OF STRATEGIC REVIEW: INITIATES PRIMARY LISTING OF SIGMA BRAZIL ON NASDAQ AND SINGAPORE | TSXV:SGML | Sigma Lithium Corporation |
| 12/05/2023 | 4:44PM | PR Newswire (Canada) | SIGMA LITHIUM FEATURED AT COP-28 FOR ITS CLEAN TECHNOLOGY, PIONEERING PRACTICES IN ENVIRONMENTAL SUSTAINABILITY AND POSITIVE SOCIAL IMPACT FOR A FOURTH YEAR | TSXV:SGML | Sigma Lithium Corporation |
| 11/27/2023 | 9:03AM | PR Newswire (Canada) | SIGMA LITHIUM LOADS 22,000 TONNE SHIPMENT OF TRIPLE ZERO GREEN LITHIUM CONCENTRATE TO GLENCORE AT A PREMIUM PRICE | TSXV:SGML | Sigma Lithium Corporation |
| 11/14/2023 | 8:28PM | PR Newswire (Canada) | SIGMA LITHIUM REPORTS 3Q 2023 RESULTS; POSTING 37% NET PROFIT MARGIN IN ITS FIRST OPERATIONAL QUARTER | TSXV:SGML | Sigma Lithium Corporation |
| 11/08/2023 | 8:35AM | PR Newswire (Canada) | SIGMA 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 | TSXV:SGML | Sigma Lithium Corporation |
| 11/01/2023 | 6:55PM | PR Newswire (Canada) | SIGMA LITHIUM ANNOUNCES A POTENTIAL INCREASE OF ITS MINERAL RESOURCE ESTIMATE TO OVER 110MT, AMONGST LARGEST SCALE GLOBALLY | TSXV:SGML | Sigma Lithium Corporation |
| 11/01/2023 | 8:50AM | PR Newswire (Canada) | SIGMA LITHIUM ANNOUNCES ITS STRATEGIC REVIEW PROCESS ADVANCED TO A FINAL ROUND | TSXV:SGML | Sigma Lithium Corporation |
| 10/31/2023 | 9:15AM | PR Newswire (Canada) | SIGMA LITHIUM RECEIVES FROM GLENCORE A 50% PREPAYMENT AT PREMIUM PRICES FOR ITS THIRD SHIPMENT OF 20,000 TONNES | TSXV:SGML | Sigma Lithium Corporation |
| 10/26/2023 | 5:54PM | PR Newswire (Canada) | SIGMA LITHIUM ADDS SENIOR TALENT, CONSOLIDATING ITS POSITION AMONGST GLOBAL LARGE LITHIUM PRODUCERS | TSXV:SGML | Sigma Lithium Corporation |
| 10/16/2023 | 4:04PM | PR Newswire (Canada) | SIGMA LITHIUM READIES THIRD SHIPMENT OF 20,000 TONNES OF TRIPLE ZERO GREEN LITHIUM AT PORT BY OCTOBER 20TH | TSXV:SGML | Sigma Lithium Corporation |
| 10/12/2023 | 9:32AM | PR Newswire (Canada) | SIGMA LITHIUM CEO ANA CABRAL NAMED "MINING PERSON OF THE YEAR" DURING LONDON METAL EXCHANGE WEEK 2023 | TSXV:SGML | Sigma Lithium Corporation |
| 10/06/2023 | 9:30AM | PR Newswire (Canada) | SIGMA LITHIUM PROMOTES KEY DIRECTORS TO CO-GENERAL MANAGERS REWARDING THEIR SIGNIFICANT OPERATIONAL ACHIEVEMENTS | TSXV:SGML | Sigma Lithium Corporation |
| 10/02/2023 | 9:50AM | PR Newswire (Canada) | SIGMA LITHIUM ACHIEVES RECORD PEAK PRODUCTION OF 890 TONNES PER DAY, EQUIVALENT TO ANNUALIZED 320,000 TONNES PER YEAR | TSXV:SGML | Sigma Lithium Corporation |