CVS Health (NYSE: CVS) is one of the largest healthcare companies in the world. It has expanded through multiple acquisitions, including by adding health insurance company Aetna. And even now, CVS is continuing to look for new opportunities to grow even bigger.

Below, I'll look at whether investing $10,000 in the healthcare stock a decade ago would have been a good move for investors and whether it's worth buying right now.

Over the past decade, CVS' business has changed significantly. It was coming off a good year in 2011 when net revenue of $107 billion had grown by 12% from the previous year. However, modest gross margins of 20% meant that there was little impact to the bottom line and that profits were flat.

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Source Fool.com