../ AmexOptionsSymbolMapping.txt 29-Oct-2020 10:00 66335280 AmexOptionsSymbolMapping_cert.txt 29-Oct-2020 05:00 62260831 ArcaOptionsSymbolMapping.txt 29-Oct-2020 10:00 63856607 ArcaOptionsSymbolMapping_cert.txt 29-Oct-2020 05:00 59764391