London Metal Exchange (LME)

The London Metal Exchange (LME) is the world's leading exchange for non-ferrous metals trading, based in London, UK. Established in 1877, it plays a vital role in price discovery, risk management, and global metals trading. The LME is owned by Hong Kong Exchanges and Clearing Limited (HKEX) since its acquisition in 2012.

The LME offers futures and options contracts for various non-ferrous metals, including aluminum, copper, lead, nickel, tin, and zinc, as well as minor metals like cobalt and molybdenum. The exchange also provides trading for steel billet, steel scrap, and steel rebar contracts. LME contracts are used as a global reference for pricing and hedging, and the daily settlement prices are widely used by producers, consumers, and investors to value their holdings and manage their exposure to price fluctuations.

Trading on the LME is conducted through two primary methods: open outcry and electronic trading. The open outcry system, also known as the "Ring," involves floor traders using hand signals and verbal communication to execute trades in designated trading areas. The electronic trading platform, LMEselect, provides an alternative means of trading, offering extended hours and access to global participants.

The LME also operates a unique physical delivery system, known as the LME warrant system. This system involves a network of approved warehouses worldwide, where metal can be stored and delivered against LME contracts. The warrant system ensures that the metals traded on the exchange meet specific quality standards and that the delivery process is secure and efficient.

In addition to trading, the LME provides various other services, such as market data, clearing, and risk management solutions. LME Clear, the exchange's clearinghouse, guarantees the financial performance of all contracts traded on the LME, managing counterparty risk and ensuring the stability of the market.

In summary, the London Metal Exchange (LME) is the world's leading non-ferrous metals trading platform. It plays a critical role in global metals markets, providing price discovery, risk management, and a transparent and liquid marketplace for various metals contracts. Owned by Hong Kong Exchanges and Clearing Limited (HKEX), the LME operates a unique physical delivery system through its global network of approved warehouses, ensuring the quality and security of the metals traded on the exchange.

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