{"schema_version":"secwatch.filing_event.v1","accession":"0001575705-21-000658","form_type":"8-K","ticker":"GSTX","cik":"0001497649","company_name":"Graphene & Solar Technologies Ltd","filed_at":"2021-09-28T23:59:59+00:00","discovered_at":"2026-05-14T18:04:18.281781+00:00","generated_at":"2026-06-29T00:58:29.088147+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"GSTX acquires Cima NanoTech for $47M, announces graphene JV and water harvester","bullets":["Acquired thin-film tech company Cima NanoTech for $47M in May 2021, with 120 patented technologies.","Joint venture for industrial/electronics-grade graphene production factory in Brisbane, Australia, production target June 2022.","Developing transparent flexible thin-film solar applications and water harvester units (50-10,000 gallons/day).","Applications ongoing for EV batteries, EMF shielding for 5G, and anti-freeze windshields."],"urls":{"canonical":"https://secwatch.observer/filing/0001575705-21-000658","json":"https://secwatch.observer/filing/0001575705-21-000658.json","markdown":"https://secwatch.observer/filing/0001575705-21-000658.md","text":"https://secwatch.observer/filing/0001575705-21-000658.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1497649/000157570521000658/0001575705-21-000658-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1497649/000157570521000658/gstx_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T00:58:29.088147+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}