BlackRock Health Sciences Opportunities Portfolio Class R 

This investment portfolio commits a significant portion—at least 80%—of its total assets to equity securities, predominantly common stocks, of companies operating within the health sciences sector and its related industries. This broad sector encompasses diverse sub-industries, including but not limited to, manufacturers of healthcare equipment and supplies, providers of healthcare services, biotechnology firms, and pharmaceutical companies. The fund further implements a concentrated investment approach, dedicating more than 25% of its assets to these health sciences or associated fields. Additionally, it possesses the discretion to invest in companies situated in international markets.