Gilead Sciences (NASDAQ:GILD) has outperformed the market over the past 20 years by 4.71% on an annualized basis producing an average annual return of 12.54%. Currently, Gilead Sciences has a market capitalization of $93.84 billion. Buying $100 In GILD: If an investor had bought $100 of GILD stock 20 years ago, it would be worth $1,070.27 today based on a price of $75.33 for GILD at the time of writing. Gilead Sciences’s Performance Over Last 20 YearsFinally — what’s the point of all this? The key insight to take from this article is to note how much of a difference compounded returns can mak…