Brazil court order shuts Sigma Lithium mine
Published . Updated .
A federal judge suspended Grota do Cirilo’s environmental licences and mining operations on Sept. 4.
Directly affected
- SGML Sigma Lithium
Named in this report.
Indirectly affected
- ELBM ELECTRA BATTERY MATERIALS CO
GA selected ELBM as a RELATED security because its canonical security name directly matches this event's themes: materials, battery. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- ABAT AMERICAN BATTERY TECHNOLOGY
GA selected ABAT as a RELATED security because its canonical security name directly matches this event's themes: battery. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- ATLX ATLAS LITHIUM CORP
GA selected ATLX as a RELATED security because its canonical security name directly matches this event's themes: lithium. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- HL HECLA MINING CO
GA selected HL as a RELATED security because its canonical security name directly matches this event's themes: mining. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- LAC LITHIUM AMERS CORP NEW
GA selected LAC as a RELATED security because its canonical security name directly matches this event's themes: lithium. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
- MP MP MATERIALS CORP
GA selected MP as a RELATED security because its canonical security name directly matches this event's themes: materials. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article.
Price reaction, T-5 to T+3
A federal judge suspended Grota do Cirilo’s environmental licences and mining operations on Sept. 4.
Source: Mining.com
Sigma Lithium (SGML) since “Brazil court order shuts Sigma Lithium mine,” compared with the market
Since the first closing price after “Brazil court order shuts Sigma Lithium mine,” Sigma Lithium (SGML) is -6.93%. The S&P 500 fund (SPY) is -0.40% over the same days, a -6.53% difference versus the market.
Who is named in “Brazil court order shuts Sigma Lithium mine”
Companies carried with this story
- SGML Sigma Lithium
In “Brazil court order shuts Sigma Lithium mine,” Sigma Lithium (SGML) is linked, with no stored direction, high confidence. Reason on file: The reported development directly names SIGMA LITHIUM CORP in the headline; GA resolved that company to SGML
- ELBM Electra Battery Materials
For “Brazil court order shuts Sigma Lithium mine,” Electra Battery Materials (ELBM) is linked, with no stored direction, medium confidence. Reason on file: GA selected ELBM as a RELATED security because its canonical security name directly matches this event's themes: materials, battery. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- ABAT American Battery Technology
For “Brazil court order shuts Sigma Lithium mine,” American Battery Technology (ABAT) is linked, with no stored direction, medium confidence. Reason on file: GA selected ABAT as a RELATED security because its canonical security name directly matches this event's themes: battery. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- ATLX Atlas Lithium
Atlas Lithium (ATLX) is linked, with no stored direction, medium confidence in the 1 Oct 2026 story “Brazil court order shuts Sigma Lithium mine.” Reason on file: GA selected ATLX as a RELATED security because its canonical security name directly matches this event's themes: lithium. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- HL Hecla Mining
For “Brazil court order shuts Sigma Lithium mine,” Hecla Mining (HL) is linked, with no stored direction, medium confidence. Reason on file: GA selected HL as a RELATED security because its canonical security name directly matches this event's themes: mining. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- LAC Lithium Americas
For “Brazil court order shuts Sigma Lithium mine,” Lithium Americas (LAC) is linked, with no stored direction, medium confidence. Reason on file: GA selected LAC as a RELATED security because its canonical security name directly matches this event's themes: lithium. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
- MP MP Materials Corp. / DE
In “Brazil court order shuts Sigma Lithium mine,” MP Materials Corp. / DE (MP) is linked, with no stored direction, medium confidence. Reason on file: GA selected MP as a RELATED security because its canonical security name directly matches this event's themes: materials. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
How “Brazil court order shuts Sigma Lithium mine” reaches Sigma Lithium (SGML)
The 1 Oct 2026 story “Brazil court order shuts Sigma Lithium mine” names Sigma Lithium (SGML) because of this story.
For Sigma Lithium (SGML), the reason on file says The reported development directly names SIGMA LITHIUM CORP in the headline; GA resolved that company to SGML
A second company, Electra Battery Materials (ELBM), is listed for a different reason: GA selected ELBM as a RELATED security because its canonical security name directly matches this event's themes: materials, battery. This is an explainable DERIVED market relationship, not a claim that the security was named in the source article
Dates in the story, and the Sigma Lithium (SGML) price range
ABAT traded between 1.42 and 2.42 across 20 sessions. The latest close on file is 1.44. ELBM traded between 0.44 and 0.58 across 20 sessions. The latest close on file is 0.44. SGML traded between 7.78 and 10.32 across 15 sessions. The latest close on file is 8.46.
What the saved facts support for Sigma Lithium (SGML)
46 out of 100
“Brazil court order shuts Sigma Lithium mine” scores 46 out of 100. The score uses 1 sources, and 7 linked companies.