Wall Street Journal - covers international business and finance news; paid subscription required.
Bloomberg - providing data, analytics, and financial news to the world.
CBS MarketWatch (Nasdaq:MKTW) - real-time financial news, personal portfolio tracking, stock quotes, expert commentary, and personal finance features.
TheStreet.com (Nasdaq:TSCM) - markets, company, and funds reporting from Wall Street, with columns from James Cramer and a staff of financial journalists.
CNN/Money - CNN and Money Magazine combine business news, stock quotes, and financial market coverage with personal finance advice, tools, and investing tips.