Graphene & Solar Technologies Ltd
gstx.ltdWhat Do They Do?
Makes high-purity quartz sand and develops silicon, polysilicon, and silicon wafers for solar and semiconductor manufacturers.
10-K for FY2025, filed Feb 25, 2026The core business of GSTX is manufacturing critical materials for the solar and semiconductor market. GSTX has established/acquired a…View ↗
Ausquartz Group Holdings Pty Ltd (AUSQUARTZ) – An Australian based company with world class expertise in high purity quartz. Ausquartz…View ↗
The Company acquired Solar Quartz Technologies Limited, a New Zealand corporation with substantial mineral resource and technical…View ↗
The company has a focus and strategy to supply silicon wafers for the photovoltaic manufacturing sector. This leverages the existing…View ↗
Who Are Their Customers?
Targets solar and semiconductor manufacturers for silicon wafers and upstream materials, and is exploring partnerships with established manufacturers to develop wafer and cell production.
10-K for FY2025, filed Feb 25, 2026The core business of GSTX is manufacturing critical materials for the solar and semiconductor market. GSTX has established/acquired a…View ↗
The company has a focus and strategy to supply silicon wafers for the photovoltaic manufacturing sector. This leverages the existing…View ↗
The Company is currently engaged in advanced discussions with multiple large incumbent manufacturers regarding potential joint ventures and…View ↗
How Are They Changing?
- Net income
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Sources
10-Q for Q3 FY2026, filed Aug 14, 2026
−$6.9MView ↗
- ▲ +691% (Loss)
- vs −$877.7K in Q3 FY2025
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Apr 23, 2026
CFO resigned; interim CFO appointed
The company said it would begin searching for a permanent successor.
Sources
8-K, filed Apr 23, 2026
On April 21, 2026, David Halstead resigned as Chief Financial Officer and as a member of the Board of Directors (the "Board") of Graphene &…View ↗
Toward solar materials
The business has shifted from a cleantech portfolio that included conductive thin films and water-harvesting products to a focus on solar manufacturing materials, centered on silicon wafers and upstream inputs.
10-K for FY2022, filed Apr 12, 2023 10-K for FY2025, filed Feb 25, 2026These investments focus on global opportunities, multi-billion-dollar industries, with a significant positive environmental impact. GSTX is…View ↗
The Dragonfly range of transparent conductive thin films.View ↗
The Company is continuing commercialization of a unique water harvesting technology utilizing modular, self-contained units that can be…View ↗
The core business of GSTX is manufacturing critical materials for the solar and semiconductor market. GSTX has established/acquired a…View ↗
The Company acquired Solar Quartz Technologies Limited, a New Zealand corporation with substantial mineral resource and technical…View ↗
The company has a focus and strategy to supply silicon wafers for the photovoltaic manufacturing sector. This leverages the existing…View ↗
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