Health-care companies fell, but not by much, as traders continued rotating out of tech into lagging sectors.

Apotex Health's shares jumped on debut after the Canadian drug maker priced the country's biggest initial public offering in years to raise 1.3 billion Canadian dollars, or about $932 million.

Australian pharmacy chain Sigma Health Care said it was involved in early discussions about a potential acquisition of U.K. drugstore chain Boots, as the company seeks to export the formula that worked in its home market.

Johnson & Johnson Chairman and Chief Executive Joaquin Duato said finding a cure for certain cancers and turning others into chronic diseases was a realistic goal for the coming decade.

Write to Rob Curran at rob.curran@dowjones.com