A.R.T. Advisors, LLC - SPECTRUM PHARMACEUTICALS INC ownership

SPECTRUM PHARMACEUTICALS INC's ticker is SPPI and the CUSIP is 84763A108. A total of 147 filers reported holding SPECTRUM PHARMACEUTICALS INC in Q3 2015. The put-call ratio across all filers is 0.02 and the average weighting 0.1%.

Quarter-by-quarter ownership
A.R.T. Advisors, LLC ownership history of SPECTRUM PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2017$387,000
+184.6%
27,538
+31.5%
0.02%
+233.3%
Q1 2017$136,000
-89.9%
20,938
-89.8%
0.01%
-91.0%
Q2 2016$1,351,000
+91.4%
205,678
+85.2%
0.07%
+109.4%
Q1 2016$706,000
-24.9%
111,078
-28.8%
0.03%
-28.9%
Q4 2015$940,000
+229.8%
155,978
+227.2%
0.04%
+309.1%
Q3 2015$285,000
-23.0%
47,668
-12.1%
0.01%
-8.3%
Q2 2015$370,000
-43.9%
54,228
-43.0%
0.01%
-52.0%
Q4 2014$659,000
+125.7%
95,095
+164.6%
0.02%
+92.3%
Q3 2014$292,000
-66.6%
35,945
-66.5%
0.01%
-71.1%
Q2 2014$873,000
-19.5%
107,441
-22.3%
0.04%
-21.1%
Q1 2014$1,084,000
+10.6%
138,341
+24.8%
0.06%
+9.6%
Q4 2013$980,000
+116.3%
110,835
+104.9%
0.05%
+108.0%
Q3 2013$453,000
-73.4%
54,091
-76.3%
0.02%
-55.4%
Q2 2013$1,702,000228,2150.06%
Other shareholders
SPECTRUM PHARMACEUTICALS INC shareholders Q3 2015
NameSharesValueWeighting ↓
Consonance Capital Management LP 6,963,756$145,960,0009.42%
Avoro Capital Advisors LLC 3,419,818$71,679,0002.76%
INTERNATIONAL BIOTECHNOLOGY TRUST PLC 300,000$6,285,0002.41%
Cormorant Asset Management, LP 1,200,000$25,152,0001.86%
Sio Capital Management, LLC 143,550$3,009,0001.66%
ASHFORD CAPITAL MANAGEMENT INC 425,702$8,923,0001.18%
PURA VIDA INVESTMENTS, LLC 130,700$2,739,0001.10%
Sonora Investment Management, LLC 298,967$6,266,0000.97%
PURA VIDA INVESTMENTS, LLC 100,000$2,096,0000.84%
J. Goldman & Co LP 694,338$14,553,0000.75%
View complete list of SPECTRUM PHARMACEUTICALS INC shareholders