SECTORAL ASSET MANAGEMENT INC - ISIS PHARMACEUTICALS INC ownership

ISIS PHARMACEUTICALS INC's ticker is ISIS and the CUSIP is 464330109. A total of 239 filers reported holding ISIS PHARMACEUTICALS INC in Q1 2014. The put-call ratio across all filers is 1.57 and the average weighting 0.2%.

Quarter-by-quarter ownership
SECTORAL ASSET MANAGEMENT INC ownership history of ISIS PHARMACEUTICALS INC
ValueSharesWeighting
Q1 2014$38,116,000
-21.7%
882,101
-27.8%
1.57%
-25.3%
Q4 2013$48,700,000
+193.9%
1,222,401
+176.9%
2.10%
+163.5%
Q3 2013$16,570,000441,4010.80%
Other shareholders
ISIS PHARMACEUTICALS INC shareholders Q1 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