SIMPLEX TRADING, LLC - ZAFGEN INC ownership

ZAFGEN INC's ticker is ZFGN and the CUSIP is 98885E103. A total of 90 filers reported holding ZAFGEN INC in Q2 2018. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of ZAFGEN INC
ValueSharesWeighting
Q2 2019$7,000
-30.0%
6,195
+61.7%
0.00%
Q1 2019$10,000
-47.4%
3,830
-4.3%
0.00%
Q4 2018$19,000
+1800.0%
4,003
+3749.0%
0.00%
Q3 2018$1,000
-66.7%
104
-71.1%
0.00%
Q2 2018$3,000
-25.0%
360
-43.1%
0.00%
Q1 2018$4,000633
+21000.0%
0.00%
Q3 2017$0
-100.0%
3
-99.6%
0.00%
Q1 2017$3,000
-87.5%
807
-89.0%
0.00%
-100.0%
Q3 2016$24,000
+242.9%
7,315
+492.8%
0.00%
Q2 2016$7,000
-46.2%
1,234
-38.2%
0.00%
-100.0%
Q1 2016$13,000
+116.7%
1,997
+81.5%
0.00%
Q4 2015$6,000
-98.3%
1,100
-90.0%
0.00%
-100.0%
Q3 2015$350,000
+105.9%
10,957
+123.2%
0.03%
+85.7%
Q2 2015$170,0004,9100.01%
Other shareholders
ZAFGEN INC shareholders Q2 2018
NameSharesValueWeighting ↓
Foresite Capital Management II, LLC 663,780$2,111,0001.06%
Foresite Capital Management III, LLC 469,404$1,493,0000.65%
FT Options LLC 131,930$420,0000.48%
683 Capital Management, LLC 600,000$1,908,0000.14%
Spark Investment Management LLC 352,600$1,121,0000.09%
Teza Capital Management LLC 13,123$42,0000.06%
SABBY MANAGEMENT, LLC 310,000$986,0000.06%
Artal Group S.A. 500,000$1,590,0000.04%
TFS CAPITAL LLC 19,852$63,0000.02%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 270,651$861,0000.01%
View complete list of ZAFGEN INC shareholders