Calamos Advisors LLC - ISIS PHARMACEUTICALS INC ownership

ISIS PHARMACEUTICALS INC's ticker is ISIS and the CUSIP is 464330109. A total of 294 filers reported holding ISIS PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is 1.39 and the average weighting 0.3%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of ISIS PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2015$5,584,000
-29.8%
138,1600.0%0.04%
-22.4%
Q2 2015$7,951,000
+180.5%
138,160
+210.3%
0.05%
+172.2%
Q1 2015$2,835,000
+542.9%
44,530
+523.7%
0.02%
+500.0%
Q4 2014$441,000
-23.6%
7,140
-51.9%
0.00%
-25.0%
Q3 2014$577,000
+64.9%
14,850
+46.3%
0.00%
+100.0%
Q2 2014$350,00010,1500.00%
Other shareholders
ISIS PHARMACEUTICALS INC shareholders Q4 2014
NameSharesValueWeighting ↓
BB BIOTECH AG 6,634,838$268,180,0008.50%
DOWLING & YAHNKE LLC 676,379$27,339,0003.72%
WILLIAM HARRIS INVESTORS INC 317,301$12,826,0003.63%
Opus Point Partners Management, LLC 101,401$4,099,0002.26%
SOUND ENERGY PARTNERS, INC. 25,000$1,011,0002.04%
Sonora Investment Management, LLC 127,104$6,622,0002.00%
PINNACLE ASSOCIATES LTD 1,778,325$71,880,0001.59%
MESSNER & SMITH THEME VALUE INVESTMENT MANAGEMENT LTD /CA/ 17,000$687,0001.36%
Apex Capital Management 1,019,618$41,213,0000.93%
PERKINS CAPITAL MANAGEMENT INC 20,350$823,0000.92%
View complete list of ISIS PHARMACEUTICALS INC shareholders