Calamos Advisors LLC - IONIS PHARMACEUTICALS INC ownership

IONIS PHARMACEUTICALS INC's ticker is and the CUSIP is 462222AD2. A total of 55 filers reported holding IONIS PHARMACEUTICALS INC in Q3 2023. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of IONIS PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2023$16,688,410
+2.4%
17,021,000
-1.0%
0.09%
+7.4%
Q2 2023$16,299,580
+3.2%
17,200,000
-0.3%
0.08%
+5.2%
Q1 2023$15,796,765
-1.4%
17,258,000
+0.0%
0.08%
+2.7%
Q4 2022$16,017,726
-8.4%
17,251,000
-0.3%
0.08%
-6.2%
Q3 2022$17,492,00017,303,0000.08%
Other shareholders
IONIS PHARMACEUTICALS INC shareholders Q3 2023
NameSharesValueWeighting ↓
STEELHEAD PARTNERS LLC 54,800,000$53,728,9343.15%
CSS LLC/IL 27,690,000$27,111,9721.78%
BRAIDWELL LP 52,740,000$51,764,3101.64%
Sonora Investment Management Group, LLC 12,648,000$12,375,1971.06%
CAMDEN ASSET MANAGEMENT L P /CA 24,900,000$24,314,8500.90%
DeepCurrents Investment Group LLC 20,000,000$19,514,0730.85%
Magnetar Financial LLC 28,500,000$27,924,1660.71%
TENOR CAPITAL MANAGEMENT Co., L.P. 32,000,000$31,366,1230.67%
MACKAY SHIELDS LLC 23,902,000$24,063,6470.66%
SHENKMAN CAPITAL MANAGEMENT INC 8,210,000$8,155,8490.61%
View complete list of IONIS PHARMACEUTICALS INC shareholders