ELLINGTON MANAGEMENT GROUP LLC - CEMPRA INC ownership

CEMPRA INC's ticker is CEMP and the CUSIP is 15130J109. A total of 60 filers reported holding CEMPRA INC in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
ELLINGTON MANAGEMENT GROUP LLC ownership history of CEMPRA INC
ValueSharesWeighting
Q2 2017$140,000
-17.6%
30,381
+195.0%
0.02%
-91.6%
Q2 2016$170,000
+3.0%
10,300
-22.6%
0.24%
+301.7%
Q4 2013$165,000
+41.0%
13,300
+30.4%
0.06%
+168.2%
Q3 2013$117,00010,2000.02%
Other shareholders
CEMPRA INC shareholders Q3 2013
NameSharesValueWeighting ↓
Aisling Capital LLC 3,293,060$112,985,00014.79%
Opaleye Management Inc. 500,000$17,155,0007.96%
Abingworth LLP 524,285$17,988,0007.65%
ACUTA CAPITAL PARTNERS, LLC 170,400$5,846,0004.92%
HARVEY CAPITAL MANAGEMENT INC 215,150$7,381,0002.71%
Formidable Asset Management, LLC 117,445$4,079,0002.68%
WILLIAM HARRIS INVESTORS INC 228,928$7,855,0002.06%
Perceptive Advisors 572,500$19,642,0001.53%
BB BIOTECH AG 1,223,000$41,961,0001.25%
BOGLE INVESTMENT MANAGEMENT L P /DE/ 521,289$17,885,0001.23%
View complete list of CEMPRA INC shareholders