Anders Hallberg and Carl Bennet 's HealthInvest Partners AB revealed its top picks for the fourth quarter of 2014. According to the 13F Form filed with the U.S. Securities and Exchange Commission, the investment firm's largest holdings are Pfizer Inc. , Alliance HealthCare Services, Inc. , HealthInvest Partners is an independent Swedish fund management company, founded in 2006 by Andres Hallberg and Carl Bennet.