For Gilead Science (GILD) develop and explain a BCG matrix.

Gilead Sciences is a research-based biopharmaceutical company that was founded with a vision of advancing therapeutics for life-threatening diseases worldwide. Today the company is a leading biopharmaceutical company, fulfilling their vision by discovering, developing and commercializing antiviral drugs used in the treatment of HIV/AIDs, hepatitis C, Hepatitis B, influenza, liver disease and serious cardiovascular and respiratory conditions.

Headquartered and founded in Foster City, California, Gilead has operations in North America, Europe and Australia with approximately 9,000 employees. Gilead is a member of the NASDAQ Biotechnology Index and the S&P 500. Currently, the company is trading on Nasdaq around $73 USD a share.