https://theoptionsinsider.com/unusualactivity/?p=100005783&qcABC=1

http://www.livetradingnews.com/options-trade-analysis-ford-motor-co-nysef-99490.htm#.UNsk9Xe5Jdg

http://www.washingtonpost.com/business/economy/sec-going-high-tech-with-real-time-trade-data/2012/12/24/53d991c8-47c0-11e2-ad54-580638ede391_story.html?hpid=z12

http://www.bloomberg.com/news/2012-12-25/high-frequency-trading-prospers-at-expense-of-everyone.html

http://www.tradersmagazine.com/news/trading-technology-glitches-plague-equities-110670-1.html

http://www.chicagotribune.com/business/breaking/chi-pension-fund-sues-nyse-over-ice-deal-20121226%2C0%2C4980470.story

http://www.reuters.com/article/2012/12/26/markets-usa-stocks-open-idUSEAP10RQ0520121226?type=companyNews&feedType=RSS&feedName=companyNews&rpc=43

http://online.barrons.com/article/SB50001424052748704379604578185690901710824.html?mod=BOL_columnist_latest_col_art

https://theoptionsinsider.com/unusualactivity/?p=100005727&qcABC=1

http://www.businessinsider.com/hedge-fund-performance-2012-12

http://www.marketwatch.com/story/cmes-duffy-sees-no-new-threat-in-ice-nyse-deal-2012-12-21

http://www.washingtonpost.com/business/economy/proposed-exchange-merger-brings-renewed-calls-to-consolidate-sec-and-cftc/2012/12/21/29f4d34c-4bab-11e2-b709-667035ff9029_story.html