Buenaventura is trading at $33.05, down 4.76%, amid a weaker precious-metals backdrop. - Gold moved lower to $4,352 early on September 23, while silver was reported down 2.84% at $65.14, potentially pressuring mining shares. - No company-specific announcement or September 23 headline was identified; one market data source lists no headlines for the date. - Bitcoin and Ethereum are also lower, but their modest declines do not explain the move.