Sigma Lithium Corporation SEDAR Filings

Ownership 2026-05-28

Freire de Paiva, Marcelo bought +$145k

Insider trading – 2026-05-28

1 insider · +$145k net

Ownership 2026-05-27

Freire de Paiva, Marcelo bought +$152k

Insider trading – 2026-05-27

1 insider · +$152k net

Ownership 2026-05-25

Freire de Paiva, Marcelo bought +$76k

Insider trading – 2026-05-25

1 insider · +$76k net

Ownership 2026-05-19

Freire de Paiva, Marcelo bought +$219k

Insider trading – 2026-05-19

1 insider · +$219k net

News 2026-05-18

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Sigma Lithium Filing Legal Appeal Against Unwarranted Decision by a Local Judge; "Fake News" Campaign Coincides with Record Earnings

News release - English.pdf

Ownership 2026-05-18

Freire de Paiva, Marcelo bought +$338k

Insider trading – 2026-05-18

1 insider · +$338k net

Results 2026-05-15

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Sigma Lithium Announces Record Results for 1Q26: 39% EBITDA Margin; 26% Profitability; 21% of Total Debt Repaid

News release - English.pdf

Results 2026-05-15

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Interim MD&A - English.pdf

Results 2026-05-15

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Interim financial statements/report – English.pdf

News 2026-05-12

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Sigma Lithium Celebrated 1,010 Days Without Accidents and Zero Fatalities; Operations on Track to Reach 240ktpy Lithium Oxide; Categorically Responds to Inaccurate Media Reports

News release - English.pdf

Results 2026-05-05

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Sigma Lithium to Release First Quarter 2026 Earnings Results on May 15, 2026

News release - English.pdf

Ownership 2026-04-27

Cabral, Alexandre Rodrigues sold +$48k

Insider trading – 2026-04-27

1 insider · −$48k net

Ownership 2026-04-21

Freire de Paiva, Marcelo sold +$2.5M

Insider trading – 2026-04-21

1 insider · −$2.5M net

Transactions 2026-04-02 Financing

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Sigma Lithium Signs with a Major Brazilian Bank a US$100 Million Collateralized Bank Guarantee

News release - English.pdf

Results 2026-03-30

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Annual information form - English.pdf

Results 2026-03-30

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Annual MD&A - English.pdf

Results 2026-03-30

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Audited annual financial statements – English.pdf

Results 2026-03-30

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Sigma Lithium Announces Full Year 2025 Results: US$31M Cash Flow and 47% Cash Margin in 4Q25; Signed US$146M in Two Offtake Agreements

News release - English.pdf

Results 2026-03-20

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Sigma 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

News release - English.pdf

Ownership 2026-03-13

Freire de Paiva, Marcelo bought +$57k

Insider trading – 2026-03-13

1 insider · +$57k net

Results 2026-03-04

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Sigma Lithium to Release Fourth Quarter 2025 Earnings Results on March 30, 2026

News release - English.pdf

Ownership 2026-02-27

Freire de Paiva, Marcelo bought +$14k

Insider trading – 2026-02-27

1 insider · +$14k net

Ownership 2026-02-26

Freire de Paiva, Marcelo bought +$30k

Insider trading – 2026-02-26

1 insider · +$30k net

Ownership 2026-02-24

Freire de Paiva, Marcelo bought +$64k

Insider trading – 2026-02-24

1 insider · +$64k net

Results 2026-02-23

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Sigma Lithium Co-Chairperson and CEO to Present at 2026 BMO Global Metals & Mining Conference; Provides Production Guidance

News release - English.pdf

Ownership 2026-02-23

Freire de Paiva, Marcelo bought +$63k

Insider trading – 2026-02-23

1 insider · +$63k net

Ownership 2026-02-17

Freire de Paiva, Marcelo bought +$63k

Insider trading – 2026-02-17

1 insider · +$63k net

Transactions 2026-02-13 Financing

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Sigma Lithium Announces Additional Sale of 150,000t plus 350,000t Optional of High Purity Lithium Fines; Production-Backed Revolver of US$96 Million

News release - English.pdf

Ownership 2026-02-13

Freire de Paiva, Marcelo bought +$66k

Insider trading – 2026-02-13

1 insider · +$66k net

Ownership 2026-02-06

Freire de Paiva, Marcelo bought +$166k

Insider trading – 2026-02-06

1 insider · +$166k net

News 2026-02-04

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Sigma Lithium Highlights the Issuance of an Official Technical Statement Declaring the Safety of Its Waste Piles by Brazil's National Mining Agency

News release - English.pdf

Ownership 2026-02-03

Freire de Paiva, Marcelo bought +$112k

Insider trading – 2026-02-03

1 insider · +$112k net

Results 2026-02-02

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Sigma Lithium Announces the Resumption of Mining Activities at Mine 1, with over 600 People Working on Site

News release - English.pdf

Ownership 2026-01-30

Freire de Paiva, Marcelo bought +$193k

Insider trading – 2026-01-30

1 insider · +$193k net

Ownership 2026-01-29

Freire de Paiva, Marcelo bought +$370k

Insider trading – 2026-01-29

1 insider · +$370k net

Ownership 2026-01-26

Freire de Paiva, Marcelo bought +$133k

Insider trading – 2026-01-26

1 insider · +$133k net

News 2026-01-23

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Sigma Lithium Sells Additional 100,000t of High Purity Lithium Fines; Mining Remobilization Proceeding as Planned; Categorically Responds to Inaccurate Media Reports

News release - English.pdf

Ownership 2026-01-23

Freire de Paiva, Marcelo bought +$52k

Insider trading – 2026-01-23

1 insider · +$52k net

Ownership 2026-01-16

Freire de Paiva, Marcelo bought +$300k

Insider trading – 2026-01-16

1 insider · +$300k net

News 2026-01-13

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Sigma Lithium Sells 100,000t of High Purity Lithium Fines; Advances Mining Remobilization; Appoints Distinguished Agribusiness Leader and Former Minister as New Board Member

News release - English.pdf

Ownership 2025-12-08

A10 Investimentos Fundo de Investimento de Ações - Investimento No Exterior sold +$344k

Insider trading – 2025-12-08

1 insider · −$344k net

News 2025-12-01

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Sigma Lithium Highlights Brazil's Leadership in Sustainable Lithium at Cop30; Engages in High-Level Global Dialogues on Energy Transition, Critical Minerals and ESG Innovation

News release - English.pdf

Results 2025-11-14 Financials

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Interim MD&A - English.pdf

Results 2025-11-14 Financials

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Interim financial statements/report – English.pdf

News 2025-11-14

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News release - English.pdf

News 2025-10-17

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