Bill Ackman Might Like These Pharma ETFs

Shares of Botox maker Allergan (NYSE: AGN) surged nearly 21% during Monday’s after-hours session on news that hedge fund manager Bill Ackman has taken a stake of 9.7% in the California-based company and is teaming up with Valeant Pharmaceuticals (NYSE: VRX) to make a takeover offer. Valeant is no...