http://finance.yahoo.com/news/bats-file-second-u-options-123000593.html

http://www.bloomberg.com/news/articles/2015-04-16/-groundhog-day-sets-tone-for-assault-on-europe-s-futures-giants

http://leaprate.com/2015/04/bats-global-markets-completes-migration-of-options-market-to-ny5/

http://www.bloomberg.com/news/articles/2015-04-15/virtu-or-vice-fund-managers-face-dilemma-over-speed-trading-ipo

http://www.bloomberg.com/news/articles/2015-04-15/tcs-supplants-infosys-as-india-s-options-bellwether-on-earnings

http://in.reuters.com/article/2015/04/15/us-markets-stocks-idINKBN0N61BR20150415

http://online.barrons.com/articles/ge-options-traders-still-bullish-after-recent-pop-1429118186

http://www.reuters.com/article/2015/04/15/us-altera-options-idUSKBN0N61XN20150415

http://blogs.wsj.com/moneybeat/2015/04/15/options-traders-bet-on-big-swing-from-netflix/

http://www.bloomberg.com/news/articles/2015-04-15/morgan-stanley-analyst-says-chinese-stocks-are-now-like-the-movie-interstellar-

http://www.cboeoptionshub.com/2015/04/14/new-index-option-trading-opportunities-at-cboe/

http://online.barrons.com/articles/as-chinese-stocks-surge-heres-how-to-ride-rally-1428974334