http://www.bloomberg.com/news/articles/2016-04-04/smart-money-flunks-out-as-2-billion-of-vix-bets-come-asunder

http://www.cabot.net/editors/jacob-mintz/analysts-center/options-market-update-4-4-16

http://blogs.wsj.com/moneybeat/2016/04/04/options-investor-bets-tesla-rally-is-losing-its-charge/

https://theoptionsinsider.com/march-2016-options-exchange-marketshare-review/

https://theoptionsinsider.com/march-business-activity-ise-holdings/

http://www.marketwatch.com/story/the-debate-over-iex-goes-beyond-a-speed-bump-2016-04-01

http://www.financemagnates.com/institutional-forex/exchanges/cme-group-notches-record-adv-fx-volumes-falls-across-board/

http://www.cnbc.com/2016/04/01/wall-street-and-tech-start-to-move-past-bitcoin.html

http://www.bloomberg.com/news/articles/2016-04-04/bats-public-offering-could-value-company-at-2-1-billion

http://www.bloomberg.com/news/articles/2016-04-01/yellen-caution-sends-u-s-stocks-to-weekly-gain-as-jobs-surprise

http://www.bloomberg.com/news/articles/2016-04-04/u-s-index-futures-signal-more-gains-with-s-p-500-at-2016-high

http://www.bloomberg.com/news/articles/2016-04-01/bats-said-to-start-public-offering-roadshow-as-soon-as-next-week