Roche Holding AG said Tuesday it has named Daniel O’Day as new Head of Pharama and Roland Diggelmann as Head of Roche Diagnostics. MAIN FACTS: -Daniel O’Day, currently Chief Operating Officer (COO) of Roche Diagnostics has been appointed as COO of Roche Pharma effective September 1, 2012. -He will succeed Pascal Soriot, who will leave Roche and take on new responsibilities outside the Group.