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Search options not deleted user 5222

Questions about handling, obtaining, generating, or analyzing all types of financial or economic data. Please use a more accurate tag if possible; for instance: tick-data, fundamentals, market-data, option-data, ticker-mapping, etc.

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BSYM for historical tickers

Your answer is found on Wikipedia, Symbols sometimes change to reflect mergers. Prior to the 1999 merger with Mobil Oil, Exxon used a phonetic spelling of the company "XON" as its ticker symbo …
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