harmongreg
Premium Service and free blog at Dragonflycap.com, Professional Stock and Option trader, long time finance guy - Stock loan, repo, swaps, options as well

chicagosean
Director of Investor Relations Enterprise Solutions at StockTwits. 15-year trader, former Member Chicago Board of Trade.

pointsnfigures
blogs at pointsandfigures.com. Co-founded Hyde Park Angels Starting a different kind of VC at westloopventures.com, ping me for details.

derekhernquist
Price-based Speculator

Fibline
K.I.S.S.

vsistla

CMEGroup
A CME/CBOT/NYMEX/KCBOT company and the world's most diverse financial marketplace. Follow us for global economic and financial news.

ErnestAuger

IQMSUpdate
Trader for IQMS Quant Fund. IQ MarketSpace provides Quantitative Analysis and Statistical Arbitrage research for Private Investors and Fund Managers.

TradingHelpDesk
Experienced trader and budding financial journalist