Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.

Text: stock performance graph comcast the graph below compares the yearly percentage change in the cumulative total shareholder return on comcast 2019s class a common stock during the five years ended december 31 , 2015 with the cumulative total returns on the standard & poor 2019s 500 stock index and with a select peer group consisting of us and other companies engaged in the cable , communications and media industries . this peer group consists of us , as well as cablevision systems corporation ( class a ) , dish network corporation ( class a ) , directv inc . ( included through july 24 , 2015 , the date of acquisition by at&t corp. ) and time warner cable inc . ( the 201ccable subgroup 201d ) , and time warner inc. , walt disney company , viacom inc . ( class b ) , twenty-first century fox , inc . ( class a ) , and cbs corporation ( class b ) ( the 201cmedia subgroup 201d ) . the peer group was constructed as a composite peer group in which the cable subgroup is weighted 63% ( 63 % ) and the media subgroup is weighted 37% ( 37 % ) based on the respective revenue of our cable communications and nbcuniversal segments . the graph assumes $ 100 was invested on december 31 , 2010 in our class a common stock and in each of the following indices and assumes the reinvestment of dividends . comparison of 5 year cumulative total return 12/1412/1312/1212/10 12/15 comcast class a s&p 500 peer group index . <table class='wikitable'><tr><td>1</td><td>-</td><td>2011</td><td>2012</td><td>2013</td><td>2014</td><td>2015</td></tr><tr><td>2</td><td>comcast class a</td><td>$ 110</td><td>$ 177</td><td>$ 250</td><td>$ 282</td><td>$ 279</td></tr><tr><td>3</td><td>s&p 500 stock index</td><td>$ 102</td><td>$ 118</td><td>$ 156</td><td>$ 177</td><td>$ 180</td></tr><tr><td>4</td><td>peer group index</td><td>$ 110</td><td>$ 157</td><td>$ 231</td><td>$ 267</td><td>$ 265</td></tr></table> nbcuniversal nbcuniversal is a wholly owned subsidiary of nbcuniversal holdings and there is no market for its equity securities . 39 comcast 2015 annual report on form 10-k .
Question: what was the price of comcast class a shares in 2015?
Answer: 279.0
Question: and the initial investment?

user
100.0
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