secwatch.observer — SEC 8-K summary ====================================== Issuer: Arcturus Therapeutics Holdings Inc. (ARCT) CIK: 0001768224 Form: 8-K Filed at: 2026-05-07T23:59:59+00:00 Accession: 0001193805-26-000573 Event type: earnings Sentiment: negative Materiality: 0.75 Item codes: 2.02, 5.02, 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Arcturus Q1 net loss widens to $27M; appoints Dennis Mulroy as CFO ------------------------------------------------------------------ - Net loss of $27.0M ($0.95/diluted share), compared to $14.1M loss ($0.52/share) in Q1 2025. - Total operating expenses fell to $31.0M from $46.2M; revenue down $27.3M due to pivot from infectious disease. - Cash and equivalents $213.4M, runway beyond Q2 2028. Cash decreased $19.4M from Dec 2025. - ARCT-032 CF Phase 2 study enrollment initiated; ARCT-810 OTC deficiency gets FDA clarity for pivotal pediatric path. - Dennis Mulroy appointed CFO effective May 1, 2026; base salary $520k, options for 100k shares. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1768224/000119380526000573/0001193805-26-000573-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1768224/000119380526000573/e665435_8k-arct.htm HTML page: https://secwatch.observer/filing/0001193805-26-000573 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer