Rockwell Automation is trading at $442.45, up 4.86% after hours; no confirmed catalyst for the move has been established. - Shares closed the October 15 regular session at $421.94. - Rockwell Automation announced a collaboration with Hitachi Energy on an integrated grid-to-process approach for electrification; no financial terms or stated price reaction were provided. - Available evidence does not establish that the announcement caused the gain; broader market indicators were mixed, and trading-volume information was not provided.