Calamos Advisors LLC - ISHARES TR ownership

ISHARES TR's ticker is and the CUSIP is 464287905. A total of 16 filers reported holding ISHARES TR in Q4 2019. The put-call ratio across all filers is - and the average weighting 1.4%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of ISHARES TR
ValueSharesWeighting
Q4 2019$554,830,000
+371.1%
6,522,500
+261.2%
2.74%
+327.9%
Q3 2019$117,763,000
+275.4%
1,805,900
+278.4%
0.64%
+268.4%
Q2 2019$31,366,000
-33.0%
477,200
-33.9%
0.17%
-40.4%
Q1 2019$46,835,000
-23.0%
722,100
-30.2%
0.29%
-27.2%
Q4 2018$60,808,000
-66.2%
1,034,500
-60.9%
0.40%
-59.5%
Q3 2018$179,963,000
+68.3%
2,646,900
+65.7%
0.99%
+51.4%
Q2 2018$106,951,000
-69.2%
1,597,000
-67.9%
0.65%
-71.0%
Q1 2018$347,146,000
-64.2%
4,982,000
-63.9%
2.26%
-54.3%
Q4 2017$969,856,000
+8858.6%
13,794,000
+111.8%
4.94%
+5784.5%
Q3 2017$10,826,000
-96.3%
6,511,500
+44.6%
0.08%
-96.1%
Q2 2017$293,543,0004,502,2002.17%
Other shareholders
ISHARES TR shareholders Q4 2019
NameSharesValueWeighting ↓
PICTON MAHONEY ASSET MANAGEMENT 800,000$149,8166.46%
Potomac Capital Management, Inc. 20,000$3,745,4003.84%
Twin Tree Management, LP 7,378,000$1,137,837,7401.75%
CTC LLC 172,323$3,227,092,8211.68%
Brevan Howard Capital Management LP 425,000$79,589,7501.66%
AKUNA SECURITIES LLC 662,000$123,972,7401.29%
Optiver Holding B.V. 8,582,700$1,607,282,2291.14%
IMC-Chicago, LLC 5,734,400$1,048,643,1650.96%
JANE STREET GROUP, LLC 16,269,100$2,388,411,8800.80%
Maven Securities LTD 162,500$20,561,4150.31%
View complete list of ISHARES TR shareholders