Colonial Trust Advisors increased its position in Gilead Sciences by 304.3% in the first quarter. Colonial Trust Advisors now owns 283 shares of the biopharmaceutical company's stock worth $32,000 after purchasing an additional 213 shares during the last quarter. Finally, Core Alternative Capital increased its position in Gilead Sciences by 370.8% in the first quarter. Core Alternative Capital now owns 306 shares of the biopharmaceutical company's stock worth $34,000 after purchasing an additional 241 shares during the last quarter. Hedge funds and other institutional investors own 83.67% of the company's stock.