SEC Filing Summary

This filing details the completion of a merger between Atkore Inc. and Prysmian S.p.A. (through its subsidiary Trinity Merger Sub, Inc.) on October 19, 2026. As per the merger agreement, each outstanding share of Atkore's common stock was converted into a cash payment of $95.00 per share. This transaction included the cancellation and conversion of outstanding Deferred Stock Units (DSUs) and Restricted Stock Units (RSUs) into cash payments as well. Following the merger, Atkore Inc. continues to exist as a wholly-owned subsidiary of Prysmian S.p.A. The filing also reports a disposition of 32724.0766 shares of Common Stock by Scott H. Muse, a director, at a price of $95.0 per share, resulting in 0 shares held post-transaction.