biib stock apr 2010

Biogen (BIIB) returned -7.8% in April 2010.

DATEOPENHIGHLOWCLOSEVOLUME
April 30 2010
$53.51
$54.04
$53.13
$53.29
3,348,900
April 29 2010
$52.23
$53.70
$51.80
$53.31
3,556,000
April 28 2010
$52.19
$52.68
$52.06
$52.12
2,421,200
April 27 2010
$52.15
$53.13
$52.02
$52.10
3,761,500
April 26 2010
$52.35
$52.79
$52.10
$52.25
2,290,900
April 23 2010
$52.13
$52.63
$51.88
$52.59
2,519,600
April 22 2010
$52.61
$52.61
$51.62
$52.03
4,324,100
April 21 2010
$53.40
$53.80
$52.40
$52.72
4,325,200
April 20 2010
$54.40
$54.97
$53.26
$53.91
3,533,200
April 19 2010
$53.64
$55.05
$53.50
$54.79
3,076,100
April 16 2010
$54.20
$54.28
$53.12
$53.64
4,198,100
April 15 2010
$54.72
$55.03
$53.93
$54.41
2,795,400
April 14 2010
$54.81
$55.23
$54.05
$54.96
4,327,000
April 13 2010
$55.78
$56.07
$54.90
$55.07
4,166,100
April 12 2010
$56.52
$56.52
$55.69
$56.00
2,397,400
April 09 2010
$56.34
$56.90
$56.30
$56.52
2,716,000
April 08 2010
$57.30
$57.30
$56.19
$56.43
2,395,400
April 07 2010
$57.75
$57.77
$56.99
$57.27
1,869,100
April 06 2010
$57.42
$57.89
$57.27
$57.50
1,422,600
April 05 2010
$57.56
$57.96
$57.13
$57.53
1,142,200
April 01 2010
$57.80
$57.99
$57.03
$57.52
1,564,700