Nagay I. Securities portfolio management of professional stock market participants

Object of research: activity of professional stock market participants. A research objective: development of investor making decision system concerning of securities portfolio management in conditions of Ukrainian stock market transformation. Researching methods: experimental methods, fundamental and technical analysis, experts' estimation, financial and economic showings, multifactor regression models, models of optimal securities portfolio, cluster analysis, statistical methods, optimization tasks. Results, novelty: the indicator of stock market tendency changes is developed, the showing of investor strategy accordance to stock market conditions is developed, the approach to the process of securities portfolio management is developed, the indicator of optimism/pessimism of investors' intentions by R. Wyckoff is improved, and new indicator of assets turnover is developed on its base, methodical approach to securities portfolio optimal structure determination is developed, the complex of methods of securities portfolio anti-crisis management is developed, the definition of securities portfolio substance is improved, methodical approach to risks' estimation in securities portfolio management is improved. Usage: professional activity of stock market traders.