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(...)

Blister packs of over-the-counter allergy medicines, manufactured by Perrigo. Perrigo agreed to buy Irish drug company Elan for $8.6 billion in 2013, thereby gaining a low-tax base for international expansion. Now it is being cited as a potential acquisition target for larger companies looking to pursue a similar strategy. Photograph: Andrew Harrer/Bloomberg

Dublin based drugmaker Perrigo may join Swiss based Actelion and UK-based medical device company Smith and Nephew as acquisition targets for US healt(...)

More than 70 US companies have shifted their tax domiciles to foreign addresses since 1983, mostly relocated their headquarters to Ireland, the UK, the Netherlands and Switzerland. Photograph: Reuters

The attraction of Ireland’s low-cost tax regime to American multinationals has again come under the spotlight in the US Congress after a new report fo(...)

Richard Pops, Alkermes chief executive, says that the company is not interested in being bought out as it nears the launch of new drugs.Photograph: Dara Mac Dónaill / THE IRISH TIMES

Dublin-based Alkermes has the low-tax domicile currently in vogue among multinational pharmaceutical companies but is not interested in being bought o(...)

Séamus Mulligan  co-founded Dublin-based Adapt with fellow serial pharmaceutical entrepreneurs David Brabazon and Eunan Maguire

Entrepreneur Séamus Mulligan has cashed in shares worth $86 million (€62 million) in Jazz Pharmaceuticals which will entirely be used to fund a new(...)

Forest Laboratories employs 320 people in Ireland. Dublin-headquartered Actavis, the world’s second-largest generic-drug maker by market value, is to buy Forest Labs for $25 billion. Photo: Jim Peppler

Actavis, the world’s second-largest generic-drug maker by market value, is to buy Forest Laboratories in a cash and stock deal valued at about(...)

Chief executive Joe Papa said it was an exceptional quarter for Perrigo.  Photograph: Brenda Fitzsimons

Strong growth at its nutritionals and store brand pharmaceutcials divisions drove revenue at Perrigo to record highs in the second quarter of its 2014(...)

Joe Papa: “It has never been my game to be active, outspoken; 
in fact I would say
Perrigo as a company 
that
has made tremendous progress 
as a company
and one of the things we said is to be low profile.” Photograph: Brenda Fitzsimons

The signs on the walls say Elan but Perrigo boss Joe Papa is very much in charge at what was, until recently, Ireland’s largest indigenous drug compan(...)

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(...)

Centra says it plans to add 20 new shops to its Irish network in 2014, creating 400 new jobs. Photographer: Dara Mac Dónaill / THE IRISH TIMES  Photographer: Dara Mac Donaill / THE IRISH TIMES

Some 628 new jobs have been announced by several companies planning to expand their Irish operations in the coming year.Convenience store chain Centra(...)