total value of msft in 2015

On December 31, 2015, Microsoft (MSFT) had a market capitalization of $392.5B, based on 8.05B shares at a price of $48.75.

DATE CLOSE VOLUME OUTSTANDING MARKET CAP
December 31 2015
$48.75
27,334,100
8,051,000,000
$392,484,639,800.00
December 30 2015
$49.48
21,704,500
8,051,000,000
$398,356,234,100.00
December 29 2015
$49.69
27,731,400
8,051,000,000
$400,054,190,000.00
December 28 2015
$49.16
22,458,300
8,051,000,000
$395,809,702,800.00
December 24 2015
$48.92
9,558,500
8,051,000,000
$393,829,156,800.00
December 23 2015
$49.05
27,279,800
8,051,000,000
$394,890,278,600.00
December 22 2015
$48.64
28,322,200
8,051,000,000
$391,565,215,600.00
December 21 2015
$48.18
37,246,300
8,051,000,000
$387,886,713,700.00
December 18 2015
$47.56
84,684,200
8,051,000,000
$382,934,543,600.00
December 17 2015
$48.94
41,280,900
8,051,000,000
$394,040,898,100.00
December 16 2015
$49.32
37,503,300
8,051,000,000
$397,083,371,000.00
December 15 2015
$48.50
39,843,000
8,051,000,000
$390,504,093,800.00
December 14 2015
$48.45
46,768,900
8,051,000,000
$390,079,806,100.00
December 11 2015
$47.50
39,549,500
8,051,000,000
$382,439,407,100.00
December 10 2015
$48.57
31,775,800
8,051,000,000
$390,999,230,300.00
December 09 2015
$48.31
36,373,200
8,051,000,000
$388,947,835,500.00
December 08 2015
$49.02
32,878,000
8,051,000,000
$394,677,732,200.00
December 07 2015
$49.04
30,709,800
8,051,000,000
$394,819,429,800.00
December 04 2015
$49.13
43,963,700
8,051,000,000
$395,526,307,600.00
December 03 2015
$47.63
38,627,800
8,051,000,000
$383,429,680,100.00
December 02 2015
$48.51
47,274,900
8,051,000,000
$390,574,942,600.00
December 01 2015
$48.52
39,952,800
8,051,000,000
$390,645,791,400.00
November 30 2015
$47.76
56,241,400
8,051,000,000
$384,490,801,900.00
November 27 2015
$47.39
9,009,100
8,051,000,000
$381,519,177,800.00
November 25 2015
$47.18
21,005,100
8,051,000,000
$379,822,027,000.00