Mathew Martoma

NEW YORK (Reuters) - Steven A. Cohen's lawyers made their best case argument a month ago to federal prosecutors about why the hedge fund billionaire and his SAC Capital Advisors should not be charged with criminal wrongdoing in a long-running insider...

NEW YORK (Reuters) - Prosecutors are considering charging Steven A. Cohen's SAC Capital Advisors as a criminal enterprise engaged in a long pattern of insider trading in stocks, according to a person familiar with the matter. Prosecutors may use the...

* Martoma calls U.S. conspiracy allegations vague * Defendant accused of insider trading * SAC, founder Steven Cohen in focus after subpoenas May 21 (Reuters) - Former SAC Capital Advisors portfolio manager Mathew Martoma said the government is...

NEW YORK (Reuters) - Steven A. Cohen's hedge fund SAC Capital Advisors told investors on Friday it would no longer cooperate "unconditionally" with the U.S. government's insider trading investigation. In a brief letter to investors, the $15 billion hedge...

* SAC Capital employee loses bid for new judge * Steinberg has pleaded not guilty to five counts By Bernard Vaughan NEW YORK, May 3 (Reuters) - A federal judge has set Nov. 18 for the start of the criminal trial of Michael Steinberg, the most senior...

In another sign of the government's intense focus on illicit trading on Wall Street, the FBI early Friday arrested a longtime SAC Capital Advisors portfolio manager on insider-trading charges.  Federal agents took Michael Steinberg into custody at his...

Hedge fund titan Steven A. Cohen's firm, long the focus of a federal investigation into insider trading, is paying more than $600 million to U.S. securities regulators to settle allegations arising from improper trading in two stocks. The settlement with...