Why Sigma Lithium Corporation’s (SGML) Stock Is Down 5.91%

By Cynthia McLaughlin
January 19, 2026
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Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate Sigma Lithium Corporation before investing.

In this article, we go over a few key elements for understanding Sigma Lithium Corporation’s stock price such as:

  • Sigma Lithium Corporation’s current stock price and volume
  • Why Sigma Lithium Corporation’s stock price changed recently
  • Upgrades and downgrades for SGML from analysts
  • SGML’s stock price momentum as measured by its relative strength

About Sigma Lithium Corporation (SGML)

Before we jump into Sigma Lithium Corporation’s stock price, history, target price and what caused it to recently dip, let’s take a look at some background.

Sigma Lithium Corporation engages in the exploration and development of lithium deposits in Brazil. It holds a 100% interest in the Grota do Cirilo, Genipapo, Santa Clara, and São José properties comprising 29 mineral rights covering an area of approximately 185 square kilometers located in the Araçuaí and Itinga regions of the state of Minas Gerais, Brazil. It serves lithium-ion battery supply chain for electric vehicle industries. The company was formerly known as Sigma Lithium Resources Corporation and changed its name to Sigma Lithium Corporation in July 2021. Sigma Lithium Corporation is headquartered in São Paulo, Brazil.

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Sigma Lithium Corporation’s Stock Price as of Market Close

As of January 16, 2026, 4:00 PM, CST, Sigma Lithium Corporation’s stock price was $12.270.

Sigma Lithium Corporation is down 13.89% from its previous closing price of $14.250.

During the last market session, Sigma Lithium Corporation’s stock traded between $11.310 and $13.250. Currently, there are approximately 111.31 million shares outstanding for Sigma Lithium Corporation.

Sigma Lithium Corporation’s trailing earnings per share are negative, so the stock does not have a meaningful P/E ratio. We suggest investors evaluate other financial metrics to understand its overall valuation.

Sigma Lithium Corporation Stock Price History

Sigma Lithium Corporation’s (SGML) price is currently down 6.98% so far this month.

During the month of January, Sigma Lithium Corporation’s stock price has reached a high of $16.870 and a low of $11.310.

Over the last year, Sigma Lithium Corporation has hit prices as high as $16.870 and as low as $4.250. Year to date, Sigma Lithium Corporation’s stock is down 6.97%.

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What Caused Sigma Lithium Corporation Stock’s Price to Dip?

Stock prices are primarily based on seller supply and buyer demand. But have you ever wondered about what other factors affect a stock's price?

When an analyst changes their opinion of a stock by upgrading or downgrading their rating, it often leads to a sudden stock price adjustment. As of January 16, 2026, there was 1 analyst who downgraded Sigma Lithium Corporation’s stock and 0 analysts who upgraded over the last month.

Additionally, you'll want to evaluate Sigma Lithium Corporation’s financial health and valuation. Investors can use AAII's Value Grade, which combines six key valuation metrics like P/E and P/S ratios for a comprehensive analysis to conduct analysis on Sigma Lithium Corporation’s valuation and financial health. This approach mitigates the limitations of single-metric evaluations.

Sigma Lithium Corporation’s current valuation based on AAII’s Value Grade is a F, which means it is considered to be Ultra Expensive.

Learn how to evaluate stocks with AAII Grades and Scores with A+ Investor today.

Lastly, news and media coverage as well as recent press reports about the company or its industry may cause stock prices to fluctuate. You can check out the most recent news articles about Sigma Lithium Corporation (SGML) by visiting AAII Stock Evaluator.

Relative Price Strength of Sigma Lithium Corporation

Relative price strength measures a stock's performance against the market, helping investors identify stocks that are outperforming benchmarks.

For AAII’s Momentum Grade, a weighted relative price strength is calculated. Follow this link to learn more about the Momentum Grade.

As of January 16, 2026, Sigma Lithium Corporation has a weighted four-quarter relative price strength of 22.80%, which translates to a Momentum Score of 92 and is considered to be Very Strong.

Want to learn more about how Sigma Lithium Corporation is graded based on AAII’s composite scores for value, growth, quality and earnings estimate revisions? Subscribe to A+ Investor today.

Sigma Lithium Corporation Stock Price: Bottom Line

As of January 16, 2026, Sigma Lithium Corporation’s stock price is $12.270, which is down 13.89% from its previous closing price.

AAII advises against making stock decisions based solely on price or past returns. Instead, consider a variety of metrics, fundamentals, and analytics to evaluate a stock like Sigma Lithium Corporation stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

Subscribing to AAII's A+ Investor provides access to comprehensive analytics and insights for confident investing.

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