BlackRock Investment Management’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
$861K Buy
2013
Q4
$834K Sell
2013
Q3
$923K Buy
2013
Q2
$908K Buy