ESSEX INVESTMENT MANAGEMENT CO LLC - ROCKWOOD HLDGS INC ownership

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ROCKWOOD HLDGS INC's ticker is ROC and the CUSIP is 774415103. A total of 282 filers reported holding ROCKWOOD HLDGS INC in Q1 2014. The put-call ratio across all filers is 0.24 and the average weighting 0.3%.

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Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of ROCKWOOD HLDGS INC
ValueSharesWeighting
Q2 2014$291,000
+1.7%
3,830
-0.5%
0.04%
+2.4%
Q1 2014$286,000
-16.9%
3,849
-19.4%
0.04%
-14.3%
Q4 2013$344,000
-44.3%
4,777
-48.3%
0.05%
-47.9%
Q3 2013$618,000
+3.9%
9,235
-0.6%
0.09%
-10.5%
Q2 2013$595,000–9,287–0.10%–
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Other shareholders

There were no reported owners of ROCKWOOD HLDGS INC in Q1 2014.

NameSharesValueWeighting ↓
View complete list of ROCKWOOD HLDGS INC shareholders