infoarbitrage
Managing Partner of Big Data VC fund, IA Ventures. Former CEO of DB Advisors and derivatives professional.

derekhernquist
Price-based Speculator

sspencer_smb
Prop trader and co-founder of SMB Capital and SMBU. Focus is intraday. Will swing again in 2013

abnormalreturns
Tadas Viskanta, Founder and Editor of Abnormal Returns. Author of Abnormal Returns: Winning Strategies from the Frontlines of the Investment Blogosphere.

stockaddict
Passion trading Technicals, News, Fundamentals, whatever prints money. Trade all time frames w dash of Macro. Tweet mostly TA swing setups. Love to teach the trade. Ask Qs!

condoroptions
Publishes options research and manages a volatility arbitrage strategy for clients.

TradeIdeas1
Founder of Trade Ideas LLC. If you follow me you can watch me use our technology in real-time to help people capture alpha!

upsidetrader
Full time trader. On Wall St. for over twenty years. Founder long/short hedge fund. Currently manages private accounts and personal money with a long/short strategy. To request my performance, e-mail me at upsidetrader@gmail.com

howardlindzon
Founder and CEO of Stocktwits, Founder of Wallstrip (Acquired by CBS), Managing Member of Lindzon Capital Partners (Hedge Fund) and Managing Member of Social Leverage (an early stage web holding company) ...I have lot's of ideas. Toronto boy.