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Name Net Calls Puts Calls Return since
31 Mar ‘15
26
$702M $2.82B $2.12B 3,141%
27
$666M $844M $178M 43.6%
28
$629M $921M $292M 64.6%
IBB icon
29
iShares Biotechnology ETF
IBB
$9.3B
$610M $1.09B $479M 67.8%
30
$596M $646M $50.6M 14.5%
31
$590M $657M $66.3M 74.3%
32
$582M $1.64B $1.06B 52.8%
33
$546M $1.95B $1.41B 196%
34
$538M $869M $332M 24.5%
35
$526M $1.45B $923M 42.8%
XLV icon
36
State Street Health Care Select Sector SPDR ETF
XLV
$41.4B
$493M $793M $300M 122%
37
$478M $893M $415M 11.6%
38
$477M $1.65B $1.18B 79.4%
39
$473M $1.47B $997M 171%
40
$456M $701M $245M 112%
41
$449M $1.2B $754M 349%
42
$419M $1.1B $678M 434%
43
$417M $1.6B $1.18B 60.2%
44
$408M $1.31B $906M 13.3%
45
$397M $1.64B $1.24B 163%
46
$381M $499M $119M 170%
47
$363M $505M $142M 72.6%
48
$363M $6.52B $6.16B 1,200%
49
$360M $415M $54.8M 30%
50
$355M $866M $510M 104%