Sigma Lithium Corp key statistics and ratios

In fiscal 2025, Sigma Lithium Corp had return on equity of -67.4%, an operating margin of -38.6%, debt equal to 248.2% of equity and a current ratio of 0.25. Each ratio below is calculated from the figures on its income statement, balance sheet and cash flow pages.

Financial ratios

US$ thousands unless shown otherwise. Fiscal years, plus the last twelve months (LTM) when newer.

Sigma Lithium Corp: financial ratios, annual
Fiscal year	2023Dec 2023	2024Dec 2024	2025Dec 2025
Gross margin	49.1%	20.9%	16.7%
Operating margin	—	−24.3%	−38.6%
Net margin	−21.1%	−34.0%	−45.6%
Free-cash-flow margin	−42.3%	−23.2%	−6.8%
Return on equity	−17.5%	−40.5%	−67.4%
Return on assets	−7.7%	−14.8%	−16.2%
Asset turnover	0.37	0.44	0.35
Current ratio	1.17	0.85	0.25
Debt to equity	80.1%	188.0%	248.2%
Capital spending as % of revenue	25.3%	11.1%	9.0%

Returns use average equity or assets over the year. Return on equity is left blank when equity is negative or so small that the ratio says nothing (above ±200%); interest cover is left blank above 200 times. Price-based ratios such as P/E are on the valuation page.

Financial health

1 of 5 checks passed · December 31, 2025

What it owns · $294m

Short-term assets $49mLonger-term assets $244m

What it owes, and who funded it · $257m

Short-term liabilities $200mShareholders' equity $57m

Short-term assets cover short-term liabilities $49m of assets due within a year against $200m of liabilities due within a year.
Short-term assets cover long-term liabilities Not assessable from the reported split. Not assessable.
More cash than debt $6m of cash against $13m of debt.
Debt below 40% of shareholders' equity Debt is 23% of equity.
Debt burden no higher than five years ago Five-year comparison not available. Not assessable.
A year's operating cash flow covers at least 20% of debt $2m of operating cash flow against $13m of debt.
Operating profit covers interest at least five times over Operating income of −$42m against −$20m of interest.

From Sigma Lithium Corp's latest balance sheet as filed. Checks are fixed, documented rules (methodology), counted only where the company reports the figures — a dot means the filing doesn't break the item out. Descriptions of reported data, not advice.

Moat

Not assessed: fewer than five years of comparable figures in the filings. AI disruption exposure for this industry: Low.

A rules-based reading of reported figures, not a forecast and not investment advice. How the score is built: methodology.

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Figures from Sigma Lithium Corp's SEC filings (10-K and 10-Q), retrieved November 1, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to Sigma Lithium Corp.