SHEPHERD KAPLAN KROCHUK, LLC - ION GEOPHYSICAL CORP ownership

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ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 147 filers reported holding ION GEOPHYSICAL CORP in Q2 2014. The put-call ratio across all filers is 2.99 and the average weighting 0.0%.

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Quarter-by-quarter ownership
SHEPHERD KAPLAN KROCHUK, LLC ownership history of ION GEOPHYSICAL CORP
ValueSharesWeighting
Q2 2014$160,000
+0.6%
37,8000.0%0.02%
-5.6%
Q1 2014$159,000
+30.3%
37,800
+2.2%
0.02%
+20.0%
Q4 2013$122,000–37,000–0.02%–
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Other shareholders

There were no reported owners of ION GEOPHYSICAL CORP in Q2 2014.

NameSharesValueWeighting ↓
View complete list of ION GEOPHYSICAL CORP shareholders