GABELLI & Co INVESTMENT ADVISERS, INC. - ISIS PHARMACEUTICALS INC DEL ownership

ISIS PHARMACEUTICALS INC DEL's ticker is and the CUSIP is 464337AJ3. A total of 47 filers reported holding ISIS PHARMACEUTICALS INC DEL in Q1 2017. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
GABELLI & Co INVESTMENT ADVISERS, INC. ownership history of ISIS PHARMACEUTICALS INC DEL
ValueSharesWeighting
Q1 2018$495,000
-6.6%
500,0000.0%0.06%
-10.0%
Q4 2017$530,000
-0.4%
500,0000.0%0.07%
+14.8%
Q3 2017$532,000
-0.2%
500,0000.0%0.06%
+7.0%
Q2 2017$533,000
+10.4%
500,0000.0%0.06%
+5.6%
Q1 2017$483,000
-5.5%
500,0000.0%0.05%
-8.5%
Q4 2016$511,000
+9.4%
500,0000.0%0.06%
+7.3%
Q3 2016$467,000500,0000.06%
Other shareholders
ISIS PHARMACEUTICALS INC DEL shareholders Q1 2017
NameSharesValueWeighting ↓
Sonora Investment Management, LLC 16,935,000$17,946,697,0003.12%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 45,700,000$48,504,0002.18%
TENOR CAPITAL MANAGEMENT Co., L.P. 20,000,000$21,312,0001.66%
LINDEN ADVISORS LP 34,494,000$36,562,0001.30%
WOLVERINE ASSET MANAGEMENT LLC 96,239,000$101,731,0001.13%
MACKAY SHIELDS LLC 24,155,000$25,567,0000.95%
Verition Fund Management LLC 10,200,000$10,799,0000.87%
Jabre Capital Partners S.A. 4,000,000$4,243,0000.82%
ADVENT CAPITAL MANAGEMENT /DE/ 38,030,000$40,330,0000.76%
AQR Arbitrage LLC 44,600,000$47,220,0000.51%
View complete list of ISIS PHARMACEUTICALS INC DEL shareholders