These 3 Stocks Are Priced for Perfection. Can They Deliver?

Even great companies can turn into poor investments if you buy them at the wrong time. That's why it is important to take a hard look at a company's valuation before pulling the trigger.

Shares of Exact Sciences (NASDAQ: EXAS), Illumina (NASDAQ: ILMN), and Intuitive Surgical (NASDAQ: ISRG) have all gone on huge runs in 2017 and are currently trading at lofty valuations. Are their growth engines strong enough to keep the momentum going?

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Source: Fool.com