Investopedia: AptarGroup - When A Great Business Doesn't Mean A Great Stock

I wish I could like AptarGroup's (NYSE:ATR) stock as much as I like the business. After all, there's something to be said for a company that has leveraged its expertise in valves, pumps and closures to become a leading player in products like fine-mist spray pumps, lotion pumps, nasal spray pumps and a variety of innovative food and beverage packages. Unfortunately, it looks like the Street is already well acquainted with the good points of this company, and the stock sports a fairly demanding valuation.

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