Name Net Calls Puts Calls Return since
31 Mar ‘15
26
$702M $2.82B $2.12B 3,218%
27
$666M $844M $178M 41%
28
$629M $921M $292M 56.3%
IBB icon
29
iShares Biotechnology ETF
IBB
$8.58B
$610M $1.09B $479M 53.1%
30
$596M $646M $50.6M 11.6%
31
$590M $657M $66.3M 71.6%
32
$582M $1.64B $1.06B 54.8%
33
$546M $1.95B $1.41B 179%
34
$538M $869M $332M 31.9%
35
$526M $1.45B $923M 38.1%
XLV icon
36
State Street Health Care Select Sector SPDR ETF
XLV
$41.9B
$493M $793M $300M 118%
37
$478M $893M $415M 26.4%
38
$477M $1.65B $1.18B 99.4%
39
$473M $1.47B $997M 188%
40
$456M $701M $245M 70.7%
41
$449M $1.2B $754M 319%
42
$419M $1.1B $678M 379%
43
$417M $1.6B $1.18B 59.5%
44
$408M $1.31B $906M 10.6%
45
$397M $1.64B $1.24B 145%
46
$381M $499M $119M 114%
47
$363M $505M $142M 82.6%
48
$363M $6.52B $6.16B 1,046%
49
$360M $415M $54.8M 27.5%
50
$355M $866M $510M 113%