To woo Shire, the US biopharmaceutical  company AbbVie trod cautiously in takeover bid. Photo: Bloomberg

Susan Kilsby had not been chairwoman of the drugmaker Shire for even a week when she received an office call that would set off a frenzied trans-Atlan(...)

Dublin-headquartered Shire has been domiciled in Ireland for tax purposes since 2008

CHARLIE TAYLORAfter four unsuccessful bids, biopharmaceutical giant AbbVie has succeeded in acquiring peer Shire after upping its offer at the weekend(...)

Tablets of Shire’s Adderall. Abbvie is paying about £52.48 per share for Shire. Photo: Bloomberg

US drugmaker AbbVie bought Dublin-based Shire on Friday in a $53 billion-pound deal that will allow it to slash its tax bill by relocating to Britain.(...)

Jacob “Jack” Lew, US treasury secretary.   Mr Lew has urged members of Congress  to pass legislation immediately to stop US companies from shifting their legal addresses overseas

The Obama administration has added its voice to the growing chorus of criticism of US companies shifting their legal addresses overseas, in many cases(...)

Vitamins made by Shire are displayed at a chemist’s in northwest London. European shares rose on Monday, boosted by M&A activity in the pharmaceutical sector. Photo: Reuters

European shares rose on Monday, boosted by M&A activity in the pharmaceutical sector and rallying from near two-month lows after their biggest wee(...)

US drugmaker AbbVie has been forced to retract comments by its chief executive about shareholder support for its bid for Shire after being caught out(...)

AbbVie increased its offer by about 11 per cent to £51.15 a share in cash and stock after meeting with Shire’s top shareholders, the drugmaker said today. Photographer: Simon Dawson/Bloomberg

US pharma group AbbVie made a fourth offer to buy Irish-headquartered rare drug company Shire, raising the price to about £30.1 billion (€38 billion) (...)

Ten milligram tablets of the hyperactivity drug, Adderall, made by Shire . Photographer: JB Reed/Bloomberg News

US drugmaker AbbVie raised its offer for Shire to £51.15 a share on Tuesday, hoping to win over its reluctant target after an earlier offer was rejec(...)

Ten milligram tablets of the hyperactivity drug, Adderall, made by Shire . Photographer: JB Reed/Bloomberg News

Shire, which has spurned a $46 billion takeover offer from US group AbbVie as inadequate, has a new reason to argue it is worth more after a US court (...)

Shire shareholders deserve a higher price than US drugmaker AbbVie is offering, given the company’s growth prospects, Shire’s chief executive officer (...)