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Introduction to Option Chains An options chain, also known as an option matrix or simply a chain, is a comprehensive listing that displays all available options contracts for a specific underlying security. This information includes puts and calls, their expiration dates, strike prices, trading volume, and pricing data. The chain
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Introduction to OPRA The Options Price Reporting Authority (OPRA) plays a crucial role in the financial markets by providing last-sale options quotations and market data from various exchanges, acting as an essential national market system plan. Its primary objective is to aggregate, consolidate, and disseminate market data from participating exchanges
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