Your CSV contain these columns (exact names not required, but data is):
Some CSV files show volume as 1,234,567 . The comma breaks the number, or the volume is > 2.1 billion. Fix: Remove commas from numbers. In Excel, use =SUBSTITUTE(A1,",","") . For huge volume, divide by 100 (shares in thousands), though this loses precision. convert csv to metastock format
You cannot simply change .csv to .dat and expect MetaStock to read it. MetaStock requires: Your CSV contain these columns (exact names not