BlackRock Health Sciences Opportunities Portfolio Service Shares

This investment vehicle aims to achieve long-term capital appreciation for its shareholders. It primarily allocates a minimum of 80% of its total assets to equities, predominantly common stock, of companies operating in the health sciences sector and associated industries. This encompasses businesses involved in areas such as healthcare equipment and supplies, service providers, biotechnology, and pharmaceuticals. A key strategy involves concentrating over 25% of its portfolio in these health sciences or related sectors. Furthermore, the fund may invest in companies situated in non-U.S. countries.