Mr. Cohen is bankrolled by his billionaire brother, Steven Cohen, owner of the Stamford, Conn.
Prosecutors are also examining trades made in an account overseen by SAC Capital's Steven Cohen that were suggested by Messrs.
Investing superstar Steven Cohen still owns some Saks shares, but he reduced his stake in the company by 75% last quarter.
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Martoma worked for SAC Capital Advisors, the hedge fund led by Steven Cohen, one of the most successful managers in the industry.
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Billionaire hedge fund manager Steven Cohen, founder of SAC Capital Advisors, purchased one share, according to a person familiar with the matter.
The opinions expressed in this commentary are solely those of Steven Cohen.
The settlement "does not preclude any such charges against any person, including Steven Cohen", said George Canellos, the SEC's acting director of enforcement.
American hedge fund billionaire Steven Cohen bypassed the auction circuit to snap up the year's priciest piece of art via a private sale.
The other bidders who survived until the final round were a partnership that included hedge-fund billionaire Steven Cohen and Los Angeles biotech billionaire Patrick Soon-Shiong.
Steven Cohen has been garnering headlines, thanks to insider trading charges at his hedge fund SAC and rumors that he paid a record sum for a Picasso painting.
Most notably, two longstanding untouchables, JPMorgan chief Jamie Dimon and star hedge fund manager Steven Cohen, are now facing intense scrutiny for their roles in scandals that have resulted in billions of dollars of investor money being lost or pulled from their institutions.
Rengan Rajaratnam left his brother's fund, Galleon Group, in 2003 and joined Steven A. Cohen's SAC Capital Advisors LP as an analyst.
The Wall Street Journal reported on Tuesday that billionaire hedge fund manager Steven A. Cohen is the hedge fund owner described in the criminal complaint.
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Some hedge-fund managers, such as Steven A. Cohen, of S.A.C.
Billionaire collectors such as KB Home founder Eli Broad, hedge fund honcho Steven A. Cohen and Stephen A. Wynn of Wynn Resorts have spent millions creating and donating collections, driving up prices and breaking price records.
Earlier in November, U.S. Attorney Preet Bharara may have hooked his biggest insider trade, after unveiling new allegations against a SAC Capital Management trader that raises the prospect the worst is yet to come for the hedge fund and its founder Steven A. Cohen.
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