Steven Cohen: a judge ruled yesterday that the entire case against him and SAC can go forward. Photograph: Scott Eells/Bloomberg

A US federal judge has rejected billionaire investor Steven A Cohen’s bid to dismiss lawsuits by shareholders of pharma firms Elan and Wyeth who clai(...)

Mathew Martoma, a former SAC Capital Advisors fund manager exits federal court with his wife Rosemary Martoma,  in New York, today after being  found guilty in the most lucrative insider trading scheme ever. Photographer: Louis Lanzano/Bloomberg

Mathew Martoma, a former portfolio manager at billionaire Steven A. Cohen’s SAC Capital Advisors hedge fund, was found guilty tonight of engaging in w(...)

Mathew Martoma, a former portfolio manager with SAC Capital Advisors LP, “sought out an illegal edge”, prosecutors claimed, when he contacted two doctors taking part in a clinical trial for an experimental drug to treat Alzheimer’s disease. Photographer: Peter Foley/Bloomberg

Mathew Martoma “corrupted” medical doctors to gain an early look at confidential drug trial results that enabled hedge fund SAC Capital to make more t(...)

Mathew Martoma, a former portfolio manager with SAC Capital Advisors LP, arrives at federal court in New York, U.S., on Tuesday, Jan. 7, 2014. Photographer: Peter Foley/Bloomberg

Mathew Martoma may have the one thing prosecutors have been unable to find in their probe of SAC Capital Advisors: a direct link between founder Steve(...)

Mathew Martoma: a former SAC portfolio manager, is charged with using confidential information provided by two doctors involved in clinical trials to trade in drug firms Elan and Wyeth, which is now owned by Pfizer. Photograph: Reuters

A trial starting this week over what US prosecutors call the most lucrative insider trading scheme ever will likely delve into the trading activity of(...)

The Elan Corporation pharmaceutical plant in Athlone. A US federal judge has been asked to dismiss two insider trading charges tied to sales of Elan’s US depositary receipts. Photograph: John Cogill/Bloomberg News

Former SAC Capital Advisors portfolio manager Mathew Martoma has urged a federal judge to dismiss two insider trading charges tied to his firm’s sales(...)