RT Journal Article SR Electronic T1 Active Management of Equity Investment Portfolios JF The Journal of Portfolio Management FD Institutional Investor Journals SP 39 OP 46 DO 10.3905/jpm.2001.319800 VO 27 IS 3 A1 José R. Aragonés A1 Carlos Blanco A1 Juan Mascareñas YR 2001 UL https://pm-research.com/content/27/3/39.abstract AB The main purpose of this article is to show how the VaR methodology can be effectively applied for risk measurement and management of equity portfolios, introducing a sector approach in the analysis. The risk aggregation problem of equity portfolios is addressed by grouping individual positions in the corresponding industry sectors as a first step toward an effective risk management tool to measure the tracking error against a benchmark index.