上期所：铸造铝合金期权首日挂牌AD2511、AD2512对应的期权合约

Core Viewpoint - The Shanghai Futures Exchange has received approval from the China Securities Regulatory Commission to launch trading of casting aluminum alloy futures and options, with the options set to begin trading on June 10, 2025 [1]. Group 1: Listing Details - The casting aluminum alloy options will start trading at 21:00 on June 10, 2025, with a pre-opening auction from 20:55 to 21:00 [1]. - The trading hours will be Monday to Friday from 9:00 to 10:15, 10:30 to 11:30, and 13:30 to 15:00, with continuous trading from 21:00 to 01:00 the next day [2]. Group 2: Contract Specifications - The first listed options contracts will be AD2511 and AD2512, with a minimum holding threshold of 10,000 contracts for the underlying futures [3]. - The benchmark price for the options will be announced by the exchange on the trading day prior to listing, calculated using a binomial option pricing model [4]. Group 3: Trading Regulations - The maximum order size per transaction is set at 100 contracts [5]. - The options will be American-style, allowing for exercise at any time before expiration [6]. Group 4: Position Limits and Management - Position limits for options and futures contracts will be managed separately, with specific limits for non-futures company members and clients [7]. - The options and futures will share the approved hedging trading positions [8]. Group 5: Fees and Charges - The trading fee is set at 10 yuan per contract, with a temporary waiver for closing positions until December 31, 2025, for hedging transactions [9]. - The exercise fee is also 10 yuan per contract, with specific fees for hedging transactions outlined [10]. Group 6: Inquiry and Trading Permissions - Non-futures company members and clients can inquire about prices on all listed options contracts, with specific conditions on the timing of inquiries [12]. - Futures company members must adhere to the suitability management requirements for traders when applying for options trading permissions [13].