secwatch.observer — SEC 8-K summary ====================================== Issuer: Atkore Inc. (ATKR) CIK: 0001666138 Form: 8-K Filed at: 2026-09-15T10:04:51+00:00 Accession: 0001666138-26-000027 Event type: m_and_a Sentiment: neutral Materiality: 0.50 Item codes: 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Atkore clears HSR waiting period for Prysmian merger; stockholder vote pending ------------------------------------------------------------------------------ - HSR waiting period expired Sept 14, 2026 at 11:59 p.m. ET for Prysmian S.p.A. acquisition. - Proxy statement first mailed to Atkore stockholders on or around Sept 9, 2026. - Merger still requires majority stockholder vote and other customary regulatory approvals. - Merger agreement entered Aug 2, 2026; Merger Sub will merge with Atkore, which survives as Prysmian subsidiary. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1666138/000166613826000027/0001666138-26-000027-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1666138/000166613826000027/atkr-20260915.htm HTML page: https://secwatch.observer/filing/0001666138-26-000027 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer