market cap isrg 1/22/09 isrg 4/18/13

On April 18, 2013, Intuitive Surgical (ISRG) had a market capitalization of $20.1B, based on 367.2M shares at a price of $54.82.

DATE CLOSE VOLUME OUTSTANDING MARKET CAP
April 2013
$54.82
47,938,889
367,200,000
$20,129,463,360.00
March 2013
$54.58
138,197,156
372,600,000
$20,335,241,160.00
February 2013
$56.65
52,385,786
372,600,000
$21,109,429,440.00
January 2013
$63.82
94,594,624
372,600,000
$23,779,294,740.00
December 2012
$54.49
94,782,543
370,800,000
$20,203,223,400.00
November 2012
$58.78
49,709,001
370,800,000
$21,794,771,160.00
October 2012
$60.25
94,782,630
370,800,000
$22,339,439,280.00
September 2012
$55.07
52,416,280
369,900,000
$20,370,356,010.00
August 2012
$54.64
46,548,027
369,900,000
$20,212,556,670.00
July 2012
$53.50
78,244,423
369,900,000
$19,789,613,010.00
June 2012
$61.53
53,527,122
371,700,000
$22,871,518,740.00
May 2012
$58.12
54,914,214
371,700,000
$21,604,021,740.00
April 2012
$64.24
63,254,699
371,700,000
$23,879,643,480.00
March 2012
$60.19
47,117,423
369,000,000
$22,211,733,600.00
February 2012
$56.85
60,976,143
369,000,000
$20,976,395,400.00
January 2012
$51.10
81,246,915
369,000,000
$18,856,305,900.00
December 2011
$51.45
53,972,130
355,500,000
$18,288,875,250.00
November 2011
$48.25
54,654,384
355,500,000
$17,151,275,250.00
October 2011
$48.21
85,603,986
355,500,000
$17,137,446,300.00
September 2011
$40.48
77,380,956
360,900,000
$14,607,607,950.00
August 2011
$42.37
117,178,516
360,900,000
$15,292,126,980.00
July 2011
$44.51
85,907,353
360,900,000
$16,062,034,950.00
June 2011
$41.35
52,765,254
362,700,000
$14,996,012,850.00
May 2011
$38.78
46,040,285
362,700,000
$14,064,671,790.00
April 2011
$38.86
104,946,718
362,700,000
$14,092,889,850.00