Calamos Advisors LLC - SPDR S&P 500 ETF TR ownership

SPDR S&P 500 ETF TR's ticker is and the CUSIP is 78462F903. A total of 24 filers reported holding SPDR S&P 500 ETF TR in Q2 2018. The put-call ratio across all filers is - and the average weighting 12.4%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of SPDR S&P 500 ETF TR
ValueSharesWeighting
Q4 2019$90,825,000
+121.9%
1,129,000
+589.3%
0.45%
+66.3%
Q4 2018$40,937,000
-93.6%
163,800
-92.6%
0.27%
-92.3%
Q3 2018$639,584,000
+1144.0%
2,200,000
+69.2%
3.52%
+1020.4%
Q2 2018$51,415,000
+33.4%
1,300,000
+16081.2%
0.31%
+14.2%
Q3 2016$38,545,000
+29.6%
8,034
+99.1%
0.28%
+31.6%
Q2 2016$29,738,000
+112.4%
4,036
+300.4%
0.21%
+124.7%
Q1 2016$14,001,0001,0080.09%
Other shareholders
SPDR S&P 500 ETF TR shareholders Q2 2018
NameSharesValueWeighting ↓
AKUNA SECURITIES LLC 5,718,700$2,187,00229.15%
Quarry LP 265,000$101,343,95022.54%
CTC LLC 575,487$22,007,85116.63%
Optiver Holding B.V. 39,802,000$15,242,933,33815.75%
IMC-Chicago, LLC 23,449,700$8,967,868,77114.01%
Garda Capital Partners LP 508,400$194,427,41210.74%
Saltoro Capital, LP 35,000$13,385,05010.68%
Maven Securities LTD 1,083,500$414,362,9059.37%
Swan Global Investments, LLC 500,300$218,6468.56%
Twin Tree Management, LP 8,385,100$3,206,713,7326.94%
View complete list of SPDR S&P 500 ETF TR shareholders