Ecolab (NYSE:ECL) has outperformed the market over the past 20 years by 1.92% on an annualized basis producing an average annual return of 10.26%. Currently, Ecolab has a market capitalization of $69.77 billion. Buying $100 In ECL: If an investor had bought $100 of ECL stock 20 years ago, it would be worth $704.81 today based on a price of $246.39 for ECL at the time of writing. Ecolab’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 make in your cash growth over a perio…