http://blogs.wsj.com/moneybeat/2015/11/03/options-traders-bet-on-big-move-in-facebook-shares-after-earnings/

http://www.bizjournals.com/chicago/news/2015/11/03/protesters-briefly-shut-down-cbot-calling-for-new.html

http://www.bloomberg.com/news/articles/2015-11-03/u-s-index-futures-little-changed-as-stocks-erase-august-losses

http://www.cboeoptionshub.com/2015/11/03/vix-weeklys-options-average-daily-volume-tops-25000-in-first-month-of-trading/

http://www.reuters.com/article/2015/11/03/us-batsglobalmarkets-iexgroup-exchange-idUSKCN0SS1PH20151103

http://blogs.wsj.com/moneybeat/2015/11/03/options-traders-buying-lottery-tickets-on-tesla-ahead-of-earnings/

http://marketsmedia.com/nyse-options-moves-on-pro-cust/

http://seekingalpha.com/article/3636806-valeants-volatility-is-a-benefit-to-options-sellers

http://www.trefis.com/stock/cme/articles/320810/high-trade-volumes-market-data-drive-cmes-q3-results/2015-11-02

http://marketrealist.com/2015/11/cboes-revenue-income-rose-3q15/

http://www.tradingfloor.com/posts/volatility-uncovered-vix-ducks-down-as-equities-fly-6501910

http://www.reuters.com/article/2015/11/02/cme-group-outages-idUSL1N12X15J20151102