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High-Profile Cases

Federal investigators are examining some well-timed trades made by golf champ Phil Mickelson and golf course owner and Las Vegas gambler William T. Walters. Authorities say the two men made big, profitable bets on Clorox around the time activist investor Carl Icahn launched hostile takeover bids for the company. No charges have been filed, and Icahn asserts that his record is "unblemished."

As Wall Street keeps its eyes on this investigation, here are some other insider trading cases that made headlines.

—By CNBC.com

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