NEEDHAM INVESTMENT MANAGEMENT LLC - ZYGO CORP ownership

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ZYGO CORP's ticker is ZIGO and the CUSIP is 989855101.

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Quarter-by-quarter ownership
NEEDHAM INVESTMENT MANAGEMENT LLC ownership history of ZYGO CORP
ValueSharesWeighting
Q1 2014$6,330,000
+49.5%
416,739
+45.5%
1.34%
+52.7%
Q4 2013$4,233,000–286,375–0.88%–
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Other shareholders

There were no reported owners of ZYGO CORP in Q2 2014.

NameSharesValueWeighting ↓
View complete list of ZYGO CORP shareholders