secwatch.observer — SEC 8-K summary
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Issuer:     Graphene & Solar Technologies Ltd (GSTX)
CIK:        0001497649
Form:       8-K
Filed at:   2026-04-23T23:59:59+00:00
Accession:  0001903596-26-000163
Event type: leadership
Sentiment:  neutral
Materiality: 0.50
Item codes: 5.02
LLM model:  deepseek-v4-flash:cloud@v2

CFO David Halstead resigns; Kristine Woo appointed interim CFO
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- David Halstead resigned as CFO and board member effective April 21, 2026, with no disagreement over operations.
- Kristine Woo appointed interim CFO effective immediately; search for permanent CFO launched.
- Compensation follows executive policies; no arrangements or reportable transactions with Woo.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1497649/000190359626000163/0001903596-26-000163-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1497649/000190359626000163/gstx_8k.htm
  HTML page:      https://secwatch.observer/filing/0001903596-26-000163

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer