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Graphene & Solar Technologies Ltd

NYSE:GSTX
US$0.086Close 7 Oct 2026 · delayed

Past year: ▲ 28567%(0.03c – 10.0c USD)

Market cap
A$90.0m
Shares on issue
740m
Story beats
12 since 2012
Last event
24 June 2026

Announcements, explained

Each one in plain English, with the numbers worked through for a shareholder.

13 Feb 2020late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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27 Dec 2019late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its annual report would be filed late.

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23 Aug 2019auditor change● Neutral

Three days after its prior auditor's alarming resignation, the company engaged Pinnacle Accountancy Group of Utah as its new auditor.

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20 Aug 2019late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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20 Aug 2019auditor change▼ BadMajor

Farber Hass Hurley resigned as auditor after just seven months, citing "inconsistent and incomplete information" and a lack of support for transactions involving the company, its subsidiary and an affiliate - it could not even complete its review of the June 2019 quarter.

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14 Aug 2019late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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21 May 2019quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported quarterly revenue of $0 and a net loss of $239 thousand for the period ended 2019-03-31.

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17 May 2019late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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5 Apr 2019securities registration● Neutral

Graphene & Solar Technologies Ltd registered a securities offering with the SEC.

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28 Feb 2019quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported quarterly revenue of $0 and a net loss of $279 thousand for the period ended 2018-12-31.

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14 Feb 2019late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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5 Feb 2019auditor change● NeutralMajor

The company engaged Farber Hass Hurley LLP as its new auditor and completed another name change and ticker swap, from Solar Quartz Technologies to Graphene & Solar Technologies Limited (GSTX) - its second rebrand in under two years.

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22 Jan 2019financial restatement▼ BadMajor

New management (in place since the 2017 reverse merger) discovered a fiscal-2015 annual report had never actually been filed, and when it was finally filed in 2018 it was never sent to the outside auditors for required review - the company disclosed that report should not be relied upon.

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31 Dec 2018late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its annual report would be filed late.

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20 Aug 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported quarterly revenue of $0 and a net loss of $255 thousand for the period ended 2018-06-30.

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13 Aug 2018late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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22 May 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $1.4 million for the period ended 2018-03-31.

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14 Feb 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $254 thousand for the period ended 2017-12-31.

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17 Jan 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $254 thousand for the period ended 2017-12-31.

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17 Jan 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $254 thousand for the period ended 2017-12-31.

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17 Jan 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $254 thousand for the period ended 2017-12-31.

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17 Jan 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $254 thousand for the period ended 2017-12-31.

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17 Jan 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $254 thousand for the period ended 2017-12-31.

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17 Jan 2018quarterly activities report▼ Bad

Graphene & Solar Technologies Ltd reported a quarterly net loss of $254 thousand for the period ended 2017-12-31.

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27 Dec 2017late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its annual report would be filed late.

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12 Oct 2017capital raising announcement● NeutralMajor

Newly renamed SQTX detailed plans for a small private placement (up to $1.5 million) and a much larger future $150 million capital raise to build high-purity-quartz-sand factories in Australia and Texas - ambitious plans for a company whose own books showed just $66 in total assets against $286,500 in liabilities.

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13 July 2017business combination● NeutralMajor

After three years as a dormant, asset-less shell, Vanguard Energy acquired all of Solar Quartz Technology Limited (a New Zealand holding company for high-purity-quartz mining rights in Queensland, Australia) for 213.4 million shares - nominally valued at "$530 million" in the filing, though the shell had essentially no real assets to back that figure - and renamed itself Solar Quartz Technologies Corporation (SQTX).

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17 May 2016late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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11 Feb 2016late filing notice▼ Bad

Graphene & Solar Technologies Ltd amended its notice to the SEC that its quarterly report would be filed late.

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11 Feb 2016late filing notice▼ Bad

Graphene & Solar Technologies Ltd notified the SEC that its quarterly report would be filed late.

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