SPHERA FUNDS MANAGEMENT LTD. - PARATEK PHARMACEUTICALS INC ownership

PARATEK PHARMACEUTICALS INC's ticker is PRTK and the CUSIP is 699374302. A total of 87 filers reported holding PARATEK PHARMACEUTICALS INC in Q3 2016. The put-call ratio across all filers is 0.91 and the average weighting 0.7%.

Quarter-by-quarter ownership
SPHERA FUNDS MANAGEMENT LTD. ownership history of PARATEK PHARMACEUTICALS INC
ValueSharesWeighting
Q1 2017$2,695,000
+25.0%
140,0000.0%0.53%
-3.5%
Q4 2016$2,156,000
+18.4%
140,0000.0%0.55%
+84.5%
Q3 2016$1,821,000
-6.5%
140,0000.0%0.30%
-41.4%
Q2 2016$1,947,000140,0000.50%
Other shareholders
PARATEK PHARMACEUTICALS INC shareholders Q3 2016
NameSharesValueWeighting ↓
AIGH Capital Management LLC 1,609,398$7,821,0001.64%
Telemetry Investments, L.L.C. 242,514$1,179,0001.59%
Omega Fund Management, LLC 2,606,809$12,669,0001.42%
Bruce & Co., Inc. 1,343,312$6,528,0001.39%
1492 Capital Management LLC 488,309$2,373,0001.20%
Abingworth LLP 1,041,131$5,060,0001.15%
Trellus Management Company, LLC 295,000$1,434,0001.04%
Worth Venture Partners, LLC 389,440$1,893,0000.85%
CM Management, LLC 200,000$972,0000.72%
GENERAL AMERICAN INVESTORS CO INC 1,112,658$5,408,0000.46%
View complete list of PARATEK PHARMACEUTICALS INC shareholders