Medbox, a company that makes medical-marijuana dispensing machines, has watched its stock go on a fantastic voyage.

Shares surged 3,000% last week -- from roughly $4 on Nov. 12 to $215 on Nov. 15 -- before falling to $100 after executives sought to dampen investor enthusiasm. The company's market cap went from $45 million to more than $2 billion before recently falling back to around $666 million.

The surge was ignited by reports of how people should go about investing in legalized marijuana.

In the aftermath of such a wild ride, there are lessons to be learned for investors. Chuck Jaffe and Geoffrey Rogow report on Markets Hub.

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