secwatch.observer — SEC 8-K summary ====================================== Issuer: PERMA FIX ENVIRONMENTAL SERVICES INC (PESI) CIK: 0000891532 Form: 8-K Filed at: 2026-05-18T10:02:20+00:00 Accession: 0001493152-26-024026 Event type: other_material Sentiment: neutral Materiality: 0.70 Item codes: 1.01, 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Perma-Fix prices $20M public offering of 2.29M shares at $8.75; over-allotment fully exercised -------------------------------------------------------------------------------- - Underwriting with Craig-Hallum for 2,285,714 shares at $8.75/share; 30-day over-allotment of 342,857 shares exercised in full. - Gross proceeds of $20M; net proceeds expected ~$21.1M after underwriting discounts and estimated offering expenses. - Proceeds to fund capacity upgrades at Perma-Fix Northwest Richland facility and development of Perma-FAS PFAS destruction process. - Offering expected to close on May 18, 2026, subject to customary conditions. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/891532/000149315226024026/0001493152-26-024026-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/891532/000149315226024026/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-26-024026 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer