Ralph Lauren is trading 4.05% up now at $351.14, with no identified company-specific catalyst for the move. - The stock rose from the September 23 close of $337.47. No company announcement, earnings release, guidance change, or analyst action dated September 24 has been identified. - The latest investor-relations release was September 15. The broader consumer-discretionary sector is declining, making the gain unusual and currently unexplained.