{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-23-077995","form_type":"8-K","ticker":"ESLA","cik":"0001844417","company_name":"Estrella Immunopharma, Inc.","filed_at":"2023-09-20T23:59:59+00:00","discovered_at":"2026-05-14T18:03:35.694140+00:00","generated_at":"2026-06-10T12:32:47.120757+00:00","sec_items":["1.01","3.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"TradeUP Acquisition Corp. enters $10M PIPE agreements with price adjustment for Estrella merger","bullets":["Two investors commit $5M each at $10/share; additional shares if VWAP < $8.30 at closing or after 24 months.","Pro forma combined equity ~$10.9M as of June 30; estimated to drop to ~$6.2M by Oct 2023 due to burn rate.","Closing conditioned on Business Combination; funds returned if merger doesn't close within 2 business days of expected date.","Company to file resale registration statement; must be effective within 90 days or 10 business days after SEC notice.","Subscription agreements include representations, warranties, and indemnification for Securities Act liabilities."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-23-077995","json":"https://secwatch.observer/filing/0001213900-23-077995.json","markdown":"https://secwatch.observer/filing/0001213900-23-077995.md","text":"https://secwatch.observer/filing/0001213900-23-077995.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1844417/000121390023077995/0001213900-23-077995-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1844417/000121390023077995/ea185402-8k425_tradeup.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T12:32:47.120757+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":[{"claim_id":"82ba2d878e819deb58f935e45af6085e4dc71c04","claim":"Estrella Immunopharma, Inc. entered into Subscription Agreements with Plentiful Limited and Lianhe World Limited valued at $5,000,000 shares (effective 2023-09-14).","evidence_excerpt":"On September 14, 2023, TradeUP Acquisition Corp. (the “Company” or “UPTD”) entered into subscription agreements (the “Subscription Agreements”) with each of Plentiful Limited, a Samoan limited company (“Plentiful Limited”) and Lianhe World Limited, a company incorporated in the People’s Republic of China (“Lianhe World” and together with Plentiful Limited, the “Investors”)","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1844417/000121390023077995/0001213900-23-077995-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"equity purchase"},{"label":"Counterparty","value":"Plentiful Limited and Lianhe World Limited"},{"label":"Value","value":"$5,000,000 shares"},{"label":"Effective","value":"2023-09-14"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}