时期
买入价
卖出价
收盘价
Nov-15
$46.50
$46.75
$46.63
Dec-15
$44.30
$44.50
$44.40
Q116
$42.75
$43.00
$42.88
Q216
$40.75
$41.25
$41.00
Q316
$40.00
$40.30
$40.15
Q416
$39.00
$39.55
$39.28
Cal16
$40.60
$40.90
Cal17
$39.30
$39.15