Current year OEX dollar-weighted call and put volume figures (00s omitted). There are two sets of data: Trading Volume and Open Interest. Each line within the ASCII data files contains three fields: (1) date in YYMMDD format (2) $weighted call volume (3) $weighted put volume
Trading Volume Data (1992-1998)
Open Interest Data (1992-1998)
Trading Volume Data (1998-now)
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