rate of return brk.b and qqq from 1999 to 2009

Between 1999 and 2009, Berkshire Hathaway (BRK.B) returned 39.6% and QQQ returned -7.9%.

DATEBerkshire Hathaway
December 2009
$65.72
$39.68
November 2009
$67.06
$37.71
October 2009
$65.66
$35.46
September 2009
$66.46
$36.58
August 2009
$65.72
$34.62
July 2009
$63.61
$34.12
June 2009
$57.92
$31.47
May 2009
$59.44
$30.57
April 2009
$61.30
$29.61
March 2009
$56.40
$26.19
February 2009
$51.28
$23.74
January 2009
$59.78
$25.06
December 2008
$64.28
$25.65
November 2008
$69.98
$25.08
October 2008
$76.80
$28.33
September 2008
$87.90
$33.51
August 2008
$78.04
$39.69
July 2008
$76.58
$39.12
June 2008
$80.24
$38.88
May 2008
$89.96
$43.01
April 2008
$89.14
$40.60
March 2008
$89.46
$37.60
February 2008
$93.49
$36.91
January 2008
$91.00
$38.78
December 2007
$94.72
$44.02