Sigma Lithium (SGML) vs TMC the metals company (TMC)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Sigma Lithium (SGML) has outperformed TMC the metals company (TMC) over the past year, gaining 30.4% versus a loss of 62.1%. Over five years, SGML leads with a +3.1% price change compared with -5.1% for TMC. TMC the metals company is the larger company by market cap ($1.55 billion vs $1.11 billion), about 1.4 times the size.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | SGML | TMC |
|---|---|---|
| Share price | $9.86 | $3.52 |
| Market cap | $1.11B | $1.55B |
| 1-day change | +1.54% | -4.86% |
| YTD return | -25.25% | -42.95% |
| 1-year return | +30.42% | -62.07% |
| 5-year return | +3.14% | -5.12% |
| Forward P/E | 6.30 | — |
| EPS (TTM) | $-0.24 | $-0.69 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $24.48 | $11.35 |
| 52-week low | $4.62 | $3.40 |
| Distance from 52-week high | -59.72% | -68.99% |
| Analyst consensus | buy | strong_buy |
| Avg. price target upside | +14.91% | +209.66% |
| Average volume | 1.97M | 5.21M |
| Shares outstanding | 112.57M | 441.14M |
| Employees | 560 | 48 |
| Sector | Basic Materials | Basic Materials |
| Industry | Other Industrial Metals & Mining | Metal Mining |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- SGML has outperformed TMC by 92.5 percentage points over the past year.
About Sigma Lithium
SGML stock →Sigma Lithium Corporation engages in the exploration and development of lithium deposits in Brazil. It serves lithium-ion battery supply chain for electric vehicle industries.
Basic Materials · Other Industrial Metals & Mining · 560 employees
About TMC the metals company
TMC stock →TMC the metals company Inc., a deep-sea minerals exploration company, focuses on the collection, processing, and refining of polymetallic nodules found on the seafloor in California. It primarily explores for nickel, cobalt, copper, and manganese products.
Basic Materials · Metal Mining · 48 employees
SGML vs TMC FAQ
Which is bigger, Sigma Lithium or TMC the metals company?
TMC the metals company (TMC) is larger, with a market capitalization of $1.55B compared with $1.11B for Sigma Lithium (SGML).
Which stock has performed better over the past year, SGML or TMC?
SGML returned +30.42% over the past 12 months, compared with -62.07% for TMC (price return, excluding dividends). Past performance does not predict future results.
Are Sigma Lithium and TMC the metals company in the same industry?
Both are in the Basic Materials sector, but in different industries: Other Industrial Metals & Mining for Sigma Lithium and Metal Mining for TMC the metals company.