pre_text: part ii item 5 . market for registrant 2019s common equity , related stockholder matters and issuer purchases of equity securities our class a common stock trades on the new york stock exchange under the symbol 201cma 201d . at february 8 , 2019 , we had 73 stockholders of record for our class a common stock . we believe that the number of beneficial owners is substantially greater than the number of record holders because a large portion of our class a common stock is held in 201cstreet name 201d by brokers . there is currently no established public trading market for our class b common stock . there were approximately 287 holders of record of our non-voting class b common stock as of february 8 , 2019 , constituting approximately 1.1% ( 1.1 % ) of our total outstanding equity . stock performance graph the graph and table below compare the cumulative total stockholder return of mastercard 2019s class a common stock , the s&p 500 financials and the s&p 500 index for the five-year period ended december 31 , 2018 . the graph assumes a $ 100 investment in our class a common stock and both of the indices and the reinvestment of dividends . mastercard 2019s class b common stock is not publicly traded or listed on any exchange or dealer quotation system . total returns to stockholders for each of the years presented were as follows : indexed returns base period for the years ended december 31 .
post_text: .
table: Base period Indexed Returns For the Years Ended December 31,
table: Company/Index 2013 2014 2015 2016 2017 2018
table: Mastercard $100.00 $103.73 $118.05 $126.20 $186.37 $233.56
table: S&P 500 Financials 100.00 115.20 113.44 139.31 170.21 148.03
table: S&P 500 Index 100.00 113.69 115.26 129.05 157.22 150.33
question: Analyse this data from a financial earnings document. as of february 8 , 2019 what was the number of shares outstanding