bradloncar
I tweet about biotech on Twitter, everything else on StockTwits.

hilary_louise
Still very much a novice. Studious on technicals

thetapeguy
giving you taste of some real macaroni

Ritholtz
http://www.ritholtz.com/blog/barry-ritholtz-curriculum-vitae/

TheArmoTrader
Day trader/UCLA Student. Planning on doing this for a lifetime.Goal is to improve each day.Follow trades @ your own risk! I could be in/out w/in seconds.

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

The_Real_Fly
And just like that...he reappears.

stevenplace
Professional derivatives trader, focusing on equity options. Dabble in forex, futures, and tulip bulb swaps.

StockTiger
Stock market Technical trader - publisher stock market website, comprehensive weekly newsletter - daily video of break out or break down stocks. Site has live chat room with experienced traders. Twitter - http://twitter.com/stocktiger

annemarietrades

gtotoy
DayTraderBootCamp.Com

LDrogen
Founder and CEO of Estimize, CIO of Surfview Capital, Formerly StockTwits Product and Biz Dev, hockey player, surfer, grill master

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.

StockTwits
Welcome to StockTwits, Home of the Human Ticker, Real Time Pulse of Markets & Indispensable Sentiment Machine. Use StockTwits To Catch Up Fast or Dive Deep into open analysis and debate.