The U.S. Securities and Exchange Commission (commonly known as the SEC) is an independent agency of the United States government which holds primary responsibility for enforcing the federal securities laws and regulating the securities industry, the nation's stock and options exchanges, and other electronic securities markets. The SEC was created by section 4 of the Securities Exchange Act of 1934 (now codified as 15 U.S.C. § 78d and commonly referred to as the 1934 Act). In addition to the 1934 Act that created it, the SEC enforces the Securities Act of 1933, the Trust Indenture Act of 1939, the Investment Company Act of 1940, the Investment Advisers Act of 1940, the Sarbanes-Oxley Act of 2002 and other statutes.

Facebook Shares Fall Again As Co-Founder Moskovitz Sells More

Shares of Facebook (Nasdaq: FB), the No. 1 social networking site, fell more than 2 percent in early Monday trading after co-founder Dustin Moskovitz disclosed he’s dumped more shares, a week after the Menlo Park, Calif., company tried to erect a firewall by announcing buybacks and other measures. The latest sales came after Moskovitz dumped about a million shares in August.

Knight Accepts Nasdaq's $62 Million Facebook Payback Plan

After initially criticizing Nasdaq OMX Group for its response to Facebook's botched initial public offering, trading firm Knight Capital Group Inc said it accepted the exchange's latest plan to pay back brokers a portion of their losses.


US Stock Market

Stock Trading Suffers On Uncertain, Unpredictable Markets

Trading in U.S. stocks has been going on at a snail's pace recently, a fact market-watchers are blaming on policy uncertainty, but could also be the result of investors fed up with the fragmented, unpredictable nature of the market.