---
schema_version: "secwatch.filing_event.v1"
accession: "0001575705-22-000637"
form_type: "8-K"
ticker: "GSTX"
cik: "0001497649"
company_name: "Graphene & Solar Technologies Ltd"
filed_at: "2022-08-30T23:59:59+00:00"
generated_at: "2026-06-23T19:23:06.323019+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# CEO Roger Thomas May dies; Andrew Liang appointed interim CEO

## Summary
- CEO Roger Thomas May passed away on August 24, 2022.
- Board appointed Dr. Andrew Liang as interim CEO on August 26, 2022.
- Dr. Liang has served as board advisor since 2019 and Director of Operations since July 2020.
- Company will commence search for a permanent CEO.

## SEC filing metadata
- accession: 0001575705-22-000637
- form_type: 8-K
- ticker: GSTX
- cik: 0001497649
- company_name: Graphene & Solar Technologies Ltd
- filed_at: 2022-08-30T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1497649/000157570522000637/0001575705-22-000637-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1497649/000157570522000637/gstx_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001575705-22-000637
- JSON: https://secwatch.observer/filing/0001575705-22-000637.json
- Plain text: https://secwatch.observer/filing/0001575705-22-000637.txt

## Key facts
- Executive change
  Roger Thomas May departed as CEO at Graphene & Solar Technologies Ltd.
  - Action: passed away
  - Role: CEO
  source text: the family of Roger Thomas May, CEO, advised board members of his sudden passing late in the evening of August 24, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1497649/000157570522000637/0001575705-22-000637-index.htm
- Executive change
  Andrew Liang was appointed as interim CEO at Graphene & Solar Technologies Ltd.
  - Action: appointed
  - Role: interim CEO
  source text: the board of directors approved the appointment of Dr. Andrew Liang as interim CEO, while the company commences identifying a permanent replacement to this position.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1497649/000157570522000637/0001575705-22-000637-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.