SIMPLEX TRADING, LLC - DERMA SCIENCES INC ownership

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DERMA SCIENCES INC's ticker is and the CUSIP is 249827952. A total of 1 filers reported holding DERMA SCIENCES INC in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of DERMA SCIENCES INC
ValueSharesWeighting
Q1 2016$32,000
+357.1%
60
+500.0%
0.00%
+200.0%
Q4 2015$7,000–10
+66.7%
0.00%–
Q3 2015$0–6–0.00%–
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Other shareholders

There were no reported owners of DERMA SCIENCES INC in Q3 2015.

NameSharesValueWeighting ↓
View complete list of DERMA SCIENCES INC shareholders