secwatch.observer — SEC 8-K summary ====================================== Issuer: Shuttle Pharmaceuticals Holdings, Inc. (SHPH) CIK: 0001757499 Form: 8-K Filed at: 2025-11-26T23:59:59+00:00 Accession: 0001493152-25-025082 Event type: m_and_a Sentiment: positive Materiality: 0.75 Item codes: 1.01, 2.01, 3.02, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Shuttle Pharma acquires AI drug discovery assets for up to $10M; $3M cash paid at close -------------------------------------------------------------------------------- - Acquired substantially all assets of 1542770 BC Ltd. for total consideration up to $10M: $3M cash at close, $3M in 6 months, $2M in 1 year, plus up to $2M contingent milestone payments. - Seller may elect to receive future installments in cash or SHPH common stock, capped at 19.99% of outstanding shares without stockholder approval. - Milestone payments of $1M each require: (1) extension of AI platform for drug-target interaction within 3 months, (2) production of Agentic AI mode for automated drug discovery within 6 months. - Transaction closed November 20, 2025; Zhitian (Andy) Zhang remains as Key Consultant under non-compete and consulting agreements. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1757499/000149315225025082/0001493152-25-025082-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1757499/000149315225025082/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-25-025082 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer