The trading systems are tools to aid investors in the investment process in companies or markets. This process is highly complex because a big number of variables take part in the investment process. Furthermore, huge sets of data also take part in this process, generating another parallel problem in the investment process. In FAST is presented a real trading system that has been developed using Semantic Web technologies. Semantic Web technologies are very useful in this context because they allow defining schemes that can be used for storing financial information that can be easily accessed and queried Furthermore, the inference capabilities of the existing reasoners allows the generation of set of rules which helps in this investment process.

If you want to know more about CAST system you can take a look to the following papers: