Humana Inc. Form 10-K 2015 stock total return performance (source: https://bullfincher.io/sec-proxy?url=https%3A%2F%2Fwww.sec.gov%2FArchives%2Fedgar%2Fdata%2F49071%2F000004907116000117%2Fhum-20151231x10k.htm)

Graph assumes $100 invested 12/31/2010.

Years:        12/31/2010  12/31/2011  12/31/2012  12/31/2013  12/31/2014  12/31/2015

HUM values:   $100         $162         $128         $195         $274         $343

S&P 500:      $100         $102         $118         $157         $178         $181

Peer Group:   $100         $110         $129         $177         $226         $239