This document analyzes the social media presence and engagement of major US health insurance companies in September 2014. Blue Cross Blue Shield had the most Facebook fans and YouTube subscribers. Kaiser Permanente had the most Twitter followers. Aetna's post encouraging people to share fitness photos received the highest activation rate on Facebook. Blue Cross Blue Shield's post about making a bug-repelling candle received the most retweets. Cigna's video of its foundation director taking the ALS Ice Bucket Challenge received the most YouTube views that month.