Northern Trust’s ZYGO CORP ZIGO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2014
Q2
Sell
2014
Q1
$3.54M Sell
2013
Q4
$3.62M Sell
2013
Q3
$4.28M Buy
2013
Q2
$3.77M Buy