BIGY uses a passive management (or indexing) approach to track the total return performance, before fees and expenses, of the Index. The Index is a rules-based index that consists of globally-listed stocks and depositary receipts of companies that, at the time of being added to the Index, derive at least 50% of their revenues or operating activity from solutions for the creation, management, analysis, storage, or transmission of large sets of data ( big data ) ( Big Data Companies ) as determined by MV Index Solutions (the Index Provider ).