Calamos Advisors LLC - ISHARES TR ownership

ISHARES TR's ticker is IBB and the CUSIP is 464287556. A total of 812 filers reported holding ISHARES TR in Q3 2023. The put-call ratio across all filers is 3.87 and the average weighting 0.2%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of ISHARES TR
ValueSharesWeighting
Q1 2020$6,557,000
-11.7%
60,856
-1.3%
0.05%
+37.8%
Q4 2019$7,428,000
+121.3%
61,635
+82.7%
0.04%
+105.6%
Q3 2019$3,356,000
-61.9%
33,730
-58.2%
0.02%
-63.3%
Q2 2019$8,802,000
-3.0%
80,675
-0.6%
0.05%
-14.0%
Q1 2019$9,072,000
+74.9%
81,145
+50.8%
0.06%
+67.6%
Q4 2018$5,188,000
-19.6%
53,805
+1.6%
0.03%
-5.6%
Q3 2018$6,456,000
-64.8%
52,940
-68.3%
0.04%
-67.9%
Q2 2018$18,346,000
+3.0%
167,055
+0.1%
0.11%
-3.4%
Q1 2018$17,807,000
-12.8%
166,820
-12.8%
0.12%
+11.5%
Q4 2017$20,415,000
-4.0%
191,205
+200.0%
0.10%
-36.6%
Q3 2017$21,261,000
+68.6%
63,735
+56.7%
0.16%
+76.3%
Q2 2017$12,611,000
+5.7%
40,6700.0%0.09%
-1.1%
Q1 2017$11,927,00040,6700.09%
Other shareholders
ISHARES TR shareholders Q3 2023
NameSharesValueWeighting ↓
Elliott Investment Management L.P. 4,617,600$564,686,3044.37%
BOULDER HILL CAPITAL MANAGEMENT LP 57,250$7,001,1034.35%
DAFNA Capital Management LLC 102,500$12,534,7253.90%
Michelson Medical Research Foundation, Inc. 43,395$5,306,7753.58%
Rye Brook Capital LLC 40,900$5,0023.56%
Bronte Capital Management Pty Ltd. 283,229$34,636,0743.49%
FWL INVESTMENT MANAGEMENT, LLC 39,504$4,830,9443.24%
Alpha Family Trust 34,568$4,227,3213.22%
HARBOUR INVESTMENT MANAGEMENT LLC 40,720$4,985,8302.85%
CUMBERLAND ADVISORS INC 51,490$6,296,7122.79%
View complete list of ISHARES TR shareholders