http://www.bloomberg.com/gadfly/articles/2016-04-27/hedge-fund-managers-who-needs-em

http://blogs.wsj.com/moneybeat/2016/04/26/options-traders-expect-big-move-in-twitter-shares-after-earnings/

http://www.bloomberg.com/news/articles/2016-04-27/indian-stock-futures-fall-after-sensex-jumps-to-four-month-high

http://www.forbes.com/sites/fredoltarsh/2016/04/26/about-30-million-stock-options-traded-today-and-mine-was-a-loser-why/#4955e8794831

http://tradinggods.net/trading-gods-blog/vix-daily-update-volatility-creeps-back-picture-ahead-fed/

http://www.reuters.com/article/us-apple-results-idUSKCN0XN22I

http://www.cboeoptionshub.com/2016/04/25/open-interest-vix-call-options-recently-topped-7-5-million-contracts/

http://tabbforum.com/opinions/stock-volatility-fuels-biggest-quarter-for-macro-options-in-4-years

http://www.bloomberg.com/news/articles/2016-04-25/cftc-spoofing-witness-says-he-s-whistle-blower-in-oystacher-case

http://www.barrons.com/articles/a-smart-way-to-play-travel-stock-ctrip-1461632469

http://www.bloomberg.com/news/articles/2016-04-26/fed-to-keep-options-open-for-june-rate-hike-decision-day-guide

http://www.bloomberg.com/news/articles/2016-04-26/earnings-blowups-send-tech-traders-to-options-market-for-hedges?cmpid=google