Some curated links that I have collected over time. I hope this can be of some use for other people, and I welcome contributions to the list.
Quotes
(1) Yahoo! Finance
(2) Google Finance
(3) Finviz
News
(1) Bloomberg
(2) The Wall Street Journal
(3) The New York Times
(4) CNBC
(5) Financial Times
(6) The Economist
(7) Reuters
(8) Business Insider
(9) Forbes
(10) Google News – Business
(11) The Atlantic – Business
(12) Seeking Alpha
Education
(1) Investopedia
SEC Filings
(1) SEC EDGAR
Blogs
(1) Zero Hedge
(2) FT Alphaville
(3) Dealbreaker
(4) The Big Picture
(5) Dealbook
Charting
(1) StockCharts.com
Forums
(1) Elite Trader
(2) Wilmott
(3) Nuclear Phynance
(4) /r/finance, /r/investing, /r/securityanalysis, r/traders
Brokers
(1) E*Trade
(2) TD Ameritrade
(3) Interactive Brokers
Related posts:
Hi,
I am a moderator of an excellent new Q&A forum for quantitative finance, the Quantitative Finance Stack Exchange .
You and your readers should check it out, and you may be interested in adding it to your list in this post.
Ah yes, I forgot about Quora and Stack Exchange. Will update this post. Thanks!