{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-23-059815","form_type":"8-K","ticker":"ESLA","cik":"0001844417","company_name":"Estrella Immunopharma, Inc.","filed_at":"2023-07-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:35.692994+00:00","generated_at":"2026-06-13T02:27:58.652058+00:00","sec_items":["1.01","3.02","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"TradeUP Acquisition enters $6.8M PIPE investment with Suma Ventures for Estrella merger","bullets":["TradeUP (UPTD) signed binding PIPE term sheet with Suma Ventures to acquire $6.8M payables of Estrella prior to merger closing.","At closing, TradeUP will issue 680,000 Class B units (common + preferred) to Suma in exchange for waiving the $6.8M indebtedness.","Preferred stock converts six months after closing at price = max($10 - higher of closing price or 20-day VWAP, floor $4.15).","New Estrella common stock expected to list on Nasdaq under ticker 'ESLA'; all shares subject to one-year lock-up.","Transaction is conditioned on closing of the previously announced business combination between TradeUP and Estrella Biopharma."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-23-059815","json":"https://secwatch.observer/filing/0001213900-23-059815.json","markdown":"https://secwatch.observer/filing/0001213900-23-059815.md","text":"https://secwatch.observer/filing/0001213900-23-059815.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1844417/000121390023059815/0001213900-23-059815-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1844417/000121390023059815/ea182327-8k425_tradeup.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-13T02:27:58.652058+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":"c03ccf63658e86df415b3c8d8bb8f40474409ccf","claim":"Estrella Immunopharma, Inc. entered into Binding Term Sheet with Suma Ventures, LLC valued at $6.8 million (effective 2023-07-25).","evidence_excerpt":"On July 25, 2023, TradeUP Acquisition Corp. (the “Company” or “UPTD”) entered into a binding term sheet (the “Binding Term Sheet”) with Suma Ventures, LLC (the “Investor”), Estrella Biopharma, Inc., a Delaware corporation (“Estrella”), and Eureka Therapeutics, Inc., a Delaware corporation (“Eureka”), in connection with proposed transactions contemplated by a certain Agreement and Plan of Merger dated September 30, 2022 (the “Merger Agreement”) by and among UPTD, Estrella and Tradeup Merger Sub Inc. (such transactions, the “Business Combination”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1844417/000121390023059815/0001213900-23-059815-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"equity purchase"},{"label":"Counterparty","value":"Suma Ventures, LLC"},{"label":"Value","value":"$6.8 million"},{"label":"Effective","value":"2023-07-25"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}