About Commodity Systems Inc. (CSI)
- Welcome to CSI, a low cost information vendor of end-of-day world financial market data. Daily updates on tens of thousands of time series are supplied through the internet at the close of each business day. Individual users can view substantial historical time series on world markets that extend backward to the middle of the 20th century. Users are attracted to CSI for its reputation as a vendor of pristine data with unparalleled scope, accuracy, and longevity.