OptionMetrics releases Signed Volume 2.0 dataset for quants and hedge fund managers Submitted 08/04/2021 - 9:14am OptionMetrics, an options database and analytics provider for institutional investors and academic researchers worldwide, has released its new IvyDB Signed Volume 2.0 dataset. The dataset now provides even more data on daily option market order flows and buy/sell pressure, and offers insights on retail trading to help quants, hedge fund managers, and other institutional investors improve trading strategy and research.