Welcome to the Web site for WinJammer, a Windows application developed jointly by the Chicago Mercantile Exchange Inc., Chicago Board of Trade, and National Futures Association.  WinJammer is the futures industry standard for firms to enter and transmit FOCUS, 1-FR, and other financial statements.  Organizations supporting WinJammer include:

• Chicago Board of Trade
• Chicago Board Options Exchange
• Chicago Mercantile Exchange
• Chicago Stock Exchange
• Commodity Futures Trading Commission
• Federal Reserve Bank of New York
• National Futures Association
• New York Mercantile Exchange 

For a description of the key features and benefits of WinJammer, please visit the documentation section of this Web site.