芝商所技术故障致天然气与金属期货交易中断，周三委托单全数取消

Core Viewpoint - The Chicago Mercantile Exchange (CME) experienced a technical failure that interrupted trading in its natural gas and metals futures markets for over half an hour, coinciding with the expiration of the March natural gas futures contract, raising concerns about market stability [1][9]. Group 1: Incident Details - The CME announced the suspension of trading in the metals and natural gas futures and options markets at 12:15 PM CT on February 25, following a technical issue reported at 12:11 PM CT [3][4]. - Trading in the natural gas futures market resumed at 12:50 PM CT, while the metals futures market was delayed until 1:45 PM CT [1][5]. - All day orders and GTD (Good Till Date) orders for the day were canceled, while GTC (Good Till Canceled) orders remained valid [1][5]. Group 2: Market Impact - The timing of the failure was particularly sensitive as it disrupted the normal settlement process for the March natural gas futures contract, creating additional uncertainty for traders [9]. - This incident marked the second trading interruption in the CME's natural gas futures market within a month, following a two-minute halt on January 27 during a record price surge [9]. - Market participants expressed concerns about the stability of CME's trading systems, especially during critical pricing windows, as any failure could significantly impact institutional investors relying on futures for pricing and risk management [9].