Antimony Resources (ASX:ANT) Shares Gain: Where Does Tecomatlán Stand?

Sonal Goyal

10 November 2026 02:41 PM AEDT

Antimony Resources (ASX:ANT) Shares Gain: Where Does Tecomatlán Stand?

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Key Highlights

Antimony Resources shares were up 11.43% at $0.039 during the 10 November 2026 trading session.
Key processing circuits at the Tecomatlán plant are now operational.
The company is approaching its first bulk antimony concentrate and is advancing an initial commercial sale.

Antimony Resources Limited (ASX:ANT) shares were trading higher during the 10 November 2026 session, up 11.43% at $0.039 at midday AEDT. The S&P/ASX 200 was also higher in the same session, up 1.13% at 9,131.90 around 12:30 pm AEDT. Antimony Resources is advancing its Tecomatlán antimony processing Facility in Puebla, Mexico. The company's most recent update was an announcement released on 29 October 2026, which reported that the plant's integrated processing circuits are operational and that the proof-of-concept program has entered concentrate production.

About the company

Antimony Resources is an ASX-listed company developing antimony production through its Tecomatlán plant in Mexico. The company's proof-of-concept program is designed to produce marketable antimony concentrate, with a commercial sale being pursued.

Concentrate production phase announced on 29 October 2026

The company said its Mexican operations team has progressed the plant through commissioning and optimisation, and that the key processing circuits are now functioning. The plant is undergoing a controlled ramp-up, with processing conditions being refined to improve circuit performance, metallurgical recovery and concentrate quality.

Antimony Resources said the first bulk antimony concentrate is approaching, and that arrangements for an initial commercial sale are being advanced. The company also published two videos showing the plant's operations with the announcement.

Sector Context

Antimony Demand is linked to flame retardants, batteries and defence applications, and the market has been sensitive to Supply concentrated in a small number of producing countries. Interest in non-Chinese antimony supply has increased among investors and governments.

Risks to Consider

The plant is still in its proof-of-concept stage, and first bulk concentrate has not yet been reported.
Metallurgical recovery and concentrate quality are being optimised, so output levels are not yet established.
The initial commercial sale is still being advanced and is not confirmed.

What to Watch Ahead

Recovery of the first bulk antimony concentrate.
Confirmation of the initial commercial sale arrangements.
Throughput and recovery data from the ramp-up at Tecomatlán.

Final Word

Antimony Resources' update reports operational circuits and the approach to first concentrate at Tecomatlán. The next milestones will be the first bulk concentrate and the initial commercial sale.

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