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

SUMMARY Sigma Lithium signs a US$100 Million bank guarantee ("Bank Collateral"), fully collateralized by its clients through a blend of corporate guarantees, letters of credit and export receivables to be mutually agreed. This is a key milestone for the Company to execute its growth plans in 2026 and finalize the construction of its second Greentech industrial plant to double its production capacity from 270,000t to 520,000t annually.

30.03.2026

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

HIGHLIGHTS Strong cash generation: cash from operations in 4Q25 of US$31 million, cash inflows in 1Q26 of US$35 million and expected cash inflows in 2Q26 of US$96 million. Signed two offtake agreements to supply high grade premium lithium oxide concentrate: US$96M for 70,500t to be delivered in 2026 US$50M for 40,000t per year for three years for delivery starting in 2026 Successful commercial strategy - achieved net sales revenues of approximately US$67 million in 4Q25 and 1Q26, including: Sales of high purity lithium fines of approximately 650,000 tonnes Sales of high-grade premium lithium oxide concentrate of approximately 5,000 tonnes Operating cash margin of 47% in 4Q25, showing financial discipline.

29.03.2026

Sigma Lithium Announces 2025 Full Year Earnings Presentation Call on March 30 at 7:30 AM EST

SUMMARY Event Title: Sigma Lithium Fourth Quarter 2025 Earnings Results Call Event Date: March 30, 2026 Start Time: 7:30 a.m. EST Attendee URL: https://mzgroup.zoom.us/webinar/register/WN_-yfOrvFmTCqtQXGv6fVr5g São Paulo, Brazil--(Newsfile Corp. - March 29, 2026) - Sigma Lithium Corporation (NASDAQ: SGML) (TSXV: SGML) (BVMF: S2GM34) ("Sigma Lithium" or the "Company"), the largest producer of lithium oxide concentrate in the Americas and dedicated to industrializing socially and environmentally sustainable lithium materials to supply global producers of batteries for energy security, will hold the Company's 2025 full year earnings presentation call shortly after results release on Monday, March 30, 2026, at 7:30 a.m.

20.03.2026

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

HIGHLIGHTS Sigma Lithium is pleased to announce the resumption of sales of high-grade premium lithium oxide concentrate in 1Q26, achieving industrial production cadence. In 1Q26, the Company is expected to generate gross revenues equivalent to the sale of approximately 28,000 tonnes of high purity premium lithium oxide concentrate at a grade-adjusted price of US$1,712 per tonne.

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

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

Sigma Lithium Announces 2025 Full Year Earnings Presentation Call on March 30 at 7:30 AM EST

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

Sigma Lithium Corporation (SGML) Rises Yet Lags Behind Market: Some Facts Worth Knowing

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

Why Sigma Lithium Remains The One Stock I'm Most Confident In

Sigma Lithium Corporation (SGML) Stock Slides as Market Rises: Facts to Know Before You Trade

Sigma Lithium Corporation (SGML) Stock Slides as Market Rises: Facts to Know Before You Trade

Sigma Lithium (SGML) Moves 13.6% Higher: Will This Strength Last?

Sigma Lithium Proves Shorts Wrong: Market Reversal Underway

Videos

No Data

Press releases

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

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

Sigma Lithium Announces 2025 Full Year Earnings Presentation Call on March 30 at 7:30 AM EST

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

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Sigma Lithium Corporation (SGML)

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Sigma Lithium Corporation (SGML)

Sigma Lithium Corporation (SGML) Rises Yet Lags Behind Market: Some Facts Worth Knowing

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

Why Sigma Lithium Remains The One Stock I'm Most Confident In

Sigma Lithium Corporation (SGML) Stock Slides as Market Rises: Facts to Know Before You Trade

Sigma Lithium Corporation (SGML) Stock Slides as Market Rises: Facts to Know Before You Trade

Sigma Lithium (SGML) Moves 13.6% Higher: Will This Strength Last?

Sigma Lithium Proves Shorts Wrong: Market Reversal Underway

Videos

No Data

Press releases

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

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

Sigma Lithium Announces 2025 Full Year Earnings Presentation Call on March 30 at 7:30 AM EST

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

Sigma Lithium Corporation (SGML) Rises Yet Lags Behind Market: Some Facts Worth Knowing

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

Why Sigma Lithium Remains The One Stock I'm Most Confident In

Sigma Lithium Corporation (SGML) Stock Slides as Market Rises: Facts to Know Before You Trade

Sigma Lithium Corporation (SGML) Stock Slides as Market Rises: Facts to Know Before You Trade

Sigma Lithium (SGML) Moves 13.6% Higher: Will This Strength Last?

Sigma Lithium Proves Shorts Wrong: Market Reversal Underway

Videos

No Data

Press releases

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

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

Sigma Lithium Announces 2025 Full Year Earnings Presentation Call on March 30 at 7:30 AM EST

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