Name Net Calls Puts Calls Return since
31 Dec ‘17
1
$2.38B $4.23B $1.85B 11.6%
2
$2.28B $3.39B $1.11B 24.7%
3
$1.4B $2.59B $1.19B 15.9%
XBI icon
4
State Street SPDR S&P Biotech ETF
XBI
$7.83B
$1.31B $1.85B $537M 51.6%
5
$772M $1.14B $363M 67.3%
6
$712M $1.25B $533M 57.8%
7
$589M $1.67B $1.08B 26.6%
8
$561M $911M $350M 12%
9
$402M $455M $53M 36.7%
10
$376M $1.09B $717M 74.2%
SNAP icon
11
Snap
SNAP
$9.55B
$343M $560M $217M 60.6%
12
$279M $444M $165M 44.3%
13
$255M $1.49B $1.23B 74.1%
14
$216M $337M $121M 226%
15
$212M $339M $127M 47.3%
16
$182M $240M $57.3M 51.9%
17
$156M $273M $117M 61.5%
18
$149M $353M $204M 195%
19
$141M $450M $308M 70.1%
20
$135M $145M $10.4M 41.3%
21
$131M $254M $123M 381%
22
$130M $413M $283M 20.4%
23
$130M $299M $169M 76.6%
24
$129M $260M $131M 489%
25
$127M $217M $89.8M 49.1%