SIMPLEX TRADING, LLC - DERMA SCIENCES INC ownership

DERMA SCIENCES INC's ticker is DSCI and the CUSIP is 249827502. A total of 63 filers reported holding DERMA SCIENCES INC in Q3 2016. The put-call ratio across all filers is 0.51 and the average weighting 0.1%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of DERMA SCIENCES INC
ValueSharesWeighting
Q4 2016$1,000
-66.7%
278
-64.3%
0.00%
Q3 2016$3,000
-70.0%
778
-77.9%
0.00%
-100.0%
Q1 2016$10,0003,518
+3418.0%
0.00%
Q3 2015$01000.00%
Other shareholders
DERMA SCIENCES INC shareholders Q3 2016
NameSharesValueWeighting ↓
GREAT POINT PARTNERS LLC 1,148,292$13,275,0005.90%
DAFNA Capital Management LLC 384,794$4,448,0004.22%
Consonance Capital Management LP 1,451,692$16,782,0002.50%
Broadfin Capital, LLC 3,648,754$42,180,0002.08%
Redmile Group, LLC 600,677$6,944,0000.84%
ORACLE INVESTMENT MANAGEMENT INC 492,796$5,696,722,0000.69%
Senvest Management, LLC 593,665$6,863,0000.60%
HealthCor Management, L.P. 920,000$10,635,0000.53%
Baker Brothers Advisors 3,537,137$40,889,0000.50%
ROANOKE ASSET MANAGEMENT CORP/ NY 112,117$1,296,0000.50%
View complete list of DERMA SCIENCES INC shareholders