From Bernie Madoff To Steven Cohen, Enabling Suspiciously High Returns

To have one employee tied to insider trading may be regarded as a misfortune. But, with apologies to Oscar Wilde, to have six looks like carelessness.

Poor Steven A. Cohen, the powerful hedge fund manager who heads SAC Capital Advisers. People he employs just keep getting swept up in the sprawling insider trading investigation that has spanned years now. In addition to the six who have gotten in trouble for activities when employed at SAC, at least six others have been ensnared by insider trading investigations after leaving the firm. The latest arrest, of the pharmaceutical industry analyst Mathew Martoma, is the first that ties Mr. Cohen to trades the government says were illegal.

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