MercenaryJack
Mercenary Trader: Timely market commentary, valuable resources for current and aspiring money managers, high quality free materials on the theory and practice of trading, and more. "Be loyal to your friends, not your trades."

Kenshreve
I cover the stock market for Investor's Business Daily

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

zerobeta
Product at StockTwits

anthonycrudele
Founder/CEO of the E-mini Exchange. Where traders go to work.

bpeck
Bob is a graduate of Columbia Business School. He has been a Sr Analyst at Lehman as well as Bear Stearns, where he focused on Internet and technology. Bob then led Internet research at Baron Capital and has been quoted on CNBC and the WSJ.

ToddSullivan
Co-Founder and General Partner at Rand Strategic Partners, and author of ValuePlays. Over 20 years investing and research experience. Angel investor in @Estimize & @milehiorganics Backer of "Follow Friday the Film" & "Money for Nothing"

KidDynamiteBlog
Former trader on both the sell side and buy side.

abubnic
I am an adrenalin junkie who has combined love of technology, research and data analysis into a new passion for investing in the stock market. I follow both fundamentals and technicals to make informed investment decisions.

fousalerts
8 years pro trader. $371k in profits since 2011. Day/Swing trader focus. http://fousalerts.com

TAtrader22
Swing/daytader of 4 years

vcutrader
trader - specialize in trading structured products, global equities, and options.....feel free to follow trades on twitter or here on stocktwits

DougKass
Founder and President of Seabreeze Partners Management, Inc., General Partner of Seabreeze Partners Short, L.P and Seabreeze Partners Long/Short L.P.

chartly
We post some of the best charts from the StockTwits Charts Stream.

hertcapital
Professional Trader - @seeitmarket Contributor

JeffReevesIP
Jeff worked in daily newspapers before joining InvestorPlace.com as editor in 2008. He tries to make sense of the market for individual investors like him.

Swing_Traders

ChartistFriendfromPgh
Curvilinear Wave Analysis of stocks, indicators, market indexes, commodities,economic and political data.

Pioneertrading
Analyst for Pioneer Trading Academy. Technical bias with specialty in the ichimoku cloud trading strategy

panda317
#HYHRD: (High Yield High Return Dividend) Portfolio. I target a minimum 30% yearly return *and* a minimum dividend yield of 7%. Check my blog...