WELLINGTON MANAGEMENT GROUP LLP - ZYGO CORP ownership

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ZYGO CORP's ticker is ZIGO and the CUSIP is 989855101. A total of 63 filers reported holding ZYGO CORP in Q2 2013. The put-call ratio across all filers is - and the average weighting 0.3%.

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Quarter-by-quarter ownership
WELLINGTON MANAGEMENT GROUP LLP ownership history of ZYGO CORP
ValueSharesWeighting
Q4 2013$7,727,000
-53.7%
522,798
-50.0%
0.00%
-60.0%
Q3 2013$16,693,000
+2.9%
1,044,617
+1.8%
0.01%0.0%
Q2 2013$16,227,000–1,026,398–0.01%–
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Other shareholders

There were no reported owners of ZYGO CORP in Q2 2013.

NameSharesValueWeighting ↓
View complete list of ZYGO CORP shareholders