Select Energy Services is trading 4.08% lower now at $16.18, with falling oil prices the clearest available sector context; no company-specific announcement explaining the November 5 decline was found. - Reuters reported oil prices fell as markets weighed the prospect of reduced US-Iran war escalation and recovering Middle East supply; the report did not specifically link these developments to the stock’s move. - Shares closed at $16.90 on November 4, down 7.85%, after earlier weakness during the week; no trading-volume information was provided.