SHAPIRO ROBERT N - ISIS PHARMACEUTICALS INC ownership

ISIS PHARMACEUTICALS INC's ticker is ISIS and the CUSIP is 464330109. A total of 205 filers reported holding ISIS PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is 1.66 and the average weighting 0.2%.

Quarter-by-quarter ownership
SHAPIRO ROBERT N ownership history of ISIS PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2013$106,000
+39.5%
2,8300.0%0.02%
+18.8%
Q2 2013$76,0002,8300.02%
Other shareholders
ISIS PHARMACEUTICALS INC shareholders Q3 2013
NameSharesValueWeighting ↓
BB BIOTECH AG 6,636,526$257,696,00010.48%
WILLIAM HARRIS INVESTORS INC 309,934$12,034,0003.60%
DOWLING & YAHNKE LLC 676,298$26,261,0003.46%
GRAYBILL WEALTH MANAGEMENT, LTD. 90,240$3,504,0002.69%
HWG Holdings LP 58,395$2,267,0001.82%
Iguana Healthcare Management, LLC 85,000$3,300,0001.76%
PINNACLE ASSOCIATES LTD 1,845,727$71,670,0001.46%
Adamant Biomedical Investments AG 140,000$5,436,0001.36%
Apex Capital Management 843,791$32,764,0000.99%
PERKINS CAPITAL MANAGEMENT INC 28,465$1,105,0000.93%
View complete list of ISIS PHARMACEUTICALS INC shareholders