Spot Trading L.L.C - CEMPRA INC ownership

CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 102 filers reported holding CEMPRA INC in Q2 2017. The put-call ratio across all filers is 1.40 and the average weighting 0.0%.

Quarter-by-quarter ownership
Spot Trading L.L.C ownership history of CEMPRA INC
ValueSharesWeighting
Q1 2017$103,000
-46.6%
27,352
-60.2%
0.00%
-40.0%
Q4 2016$193,000
-20.9%
68,772
+580.9%
0.01%0.0%
Q3 2016$244,000
-26.7%
10,100
-50.0%
0.01%
-16.7%
Q2 2016$333,000
+9.5%
20,200
+16.2%
0.01%
+20.0%
Q1 2016$304,000
+4.1%
17,381
+84.9%
0.01%
+66.7%
Q4 2015$292,000
-30.3%
9,400
-37.5%
0.00%
-25.0%
Q3 2015$419,00015,0330.00%
Other shareholders
CEMPRA INC shareholders Q2 2017
NameSharesValueWeighting ↓
BOGLE INVESTMENT MANAGEMENT L P /DE/ 709,518$2,660,0000.18%
PDT Partners, LLC 517,400$1,940,0000.10%
A.R.T. Advisors, LLC 510,274$1,913,0000.09%
Bellevue Group AG 165,000$619,0000.08%
WITTENBERG INVESTMENT MANAGEMENT, INC. 44,000$165,0000.08%
Palo Alto Investors LP 340,320$1,276,0000.06%
Alambic Investment Management, L.P. 126,545$475,0000.06%
FRANKLIN STREET ADVISORS INC /NC 85,250$320,0000.06%
South Dakota Investment Council 706,207$2,648,0000.05%
TWO SIGMA SECURITIES, LLC 65,980$247,0000.05%
View complete list of CEMPRA INC shareholders