wlk 2011

Westlake Chemical (WLK) returned -7.8% in 2011.

DATE OPEN HIGH LOW CLOSE VOLUME
December 30 2011
$16.20
$16.62
$16.20
$16.30
485,428
December 29 2011
$15.77
$16.27
$15.71
$16.22
262,138
December 28 2011
$16.30
$16.31
$15.71
$15.78
239,482
December 27 2011
$16.02
$16.43
$16.01
$16.35
342,700
December 23 2011
$16.02
$16.26
$16.01
$16.14
304,926
December 22 2011
$16.00
$16.06
$15.88
$15.99
348,164
December 21 2011
$15.79
$16.04
$15.74
$15.96
349,302
December 20 2011
$15.73
$16.14
$15.59
$15.85
603,064
December 19 2011
$15.77
$15.85
$15.26
$15.29
549,472
December 16 2011
$15.82
$16.16
$15.53
$15.71
398,452
December 15 2011
$15.94
$15.98
$15.46
$15.62
500,138
December 14 2011
$15.56
$15.84
$15.52
$15.67
761,892
December 13 2011
$16.17
$16.38
$15.66
$15.80
350,042
December 12 2011
$16.35
$16.35
$15.81
$16.03
534,562
December 09 2011
$16.42
$16.73
$16.18
$16.62
401,252
December 08 2011
$17.00
$17.00
$16.36
$16.39
450,506
December 07 2011
$17.10
$17.29
$16.95
$17.21
402,658
December 06 2011
$17.09
$17.34
$16.93
$17.26
604,602
December 05 2011
$17.20
$17.29
$16.97
$17.13
943,038
December 02 2011
$16.99
$17.13
$16.62
$16.82
668,138
December 01 2011
$17.03
$17.13
$16.66
$16.71
485,984
November 30 2011
$16.61
$17.13
$16.35
$17.01
765,590
November 29 2011
$16.20
$16.20
$15.83
$15.94
1,184,582
November 28 2011
$16.14
$16.39
$15.97
$16.10
797,022
November 25 2011
$15.34
$15.68
$15.34
$15.38
321,738