SHAPIRO ROBERT N - AMCOL INTL CORP ownership

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AMCOL INTL CORP's ticker is ACO and the CUSIP is 02341W103. A total of 110 filers reported holding AMCOL INTL CORP in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
SHAPIRO ROBERT N ownership history of AMCOL INTL CORP
ValueSharesWeighting
Q1 2014$4,000
+33.3%
81
+1.2%
0.00%0.0%
Q4 2013$3,0000.0%800.0%0.00%0.0%
Q3 2013$3,0000.0%800.0%0.00%0.0%
Q2 2013$3,000–80–0.00%–
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Other shareholders

There were no reported owners of AMCOL INTL CORP in Q3 2013.

NameSharesValueWeighting ↓
View complete list of AMCOL INTL CORP shareholders