Jefferies Family of Indices

The Jefferies Indices are designed to provide performance benchmarks for specific asset classes, sectors, and company characteristics.

Commodities Index
The revised Reuters/Jefferies CRB Index, launched in June 2005, is designed to provide timely and accurate representation of a long-only, broadly diversified investment in commodities through a transparent and disciplined calculation methodology. The index is the collaborative effort of Reuters, the global information company, and Jefferies Financial Products, LLC - to maintain its continued accurate representation of modern commodity markets. For more information, visit www.jefferies.com/RJCRB

Convertible Index
Jefferies (Switzerland) Ltd., a subsidiary of Jefferies International Ltd., developed and maintains the industry standard Jefferies Active Convertible Index (JACI), which provides a unique benchmarking and management tool for global convertible bond managers. This index is a valuable resource for the institutional investor and has been since its inception in 1994. At Jefferies, we have access to the necessary data, as well as the expertise required to put it to effective use, hence our range of JACI. Click here for more information.

Stock Indices

Equity Index Performance Update - 3Q07 (pdf)

Size Indices
Jefferies Size Indices benchmark the stock performance of companies within specific market cap ranges. They are calculated using the same basic rules as other Jefferies Stock Indices, enabling investors to view the performance of other Jefferies Stock Indices relative to the broader market.

Jefferies Microcap Index^SM
Jefferies Smallcap Index^SM
Jefferies Midcap Index^SM

Sector Indices
Jefferies Sector Indices benchmark the stock performance of companies within specific sectors, including sub-sectors and geographic regions. The depth of coverage within each sector enables unique analysis of performance within these sectors.

Jefferies Global Clean Technology Composite Index^SM
Jefferies Global Clean Technology Energy Generation Index^SM
Jefferies Global Clean Technology Energy Storage Index^SM
Jefferies Global Industrial Biotechnology Index^SM

Jefferies Global Drilling Contractor Index^SM
Jefferies Global Oil Service Index^SM
Jefferies North American Small/Midcap E&P Index^SM
Jefferies U.S. Tanker Index^SM

Jefferies Global Exchange Index^SM

Jefferies Smallcap Biopharma Index^SM

Specialty Indices
Jefferies Specialty Indices benchmark the stock performance of companies that undergo specific corporate actions (such as reorganization, IPO, share repurchase) or whose shares exhibit specific trading characteristics (high short interest).

Jefferies Smallcap IPO Index^SM
Jefferies Microcap IPO Index^SM

Jefferies Re-Org Index^SM

Jefferies Smallcap Share Repurchase Index^SM
Jefferies Midcap Share Repurchase Index^SM

Jefferies Smallcap Short Interest Index^SM
Jefferies Midcap Short Interest Index^SM

For questions regarding any of the Jefferies Indices, please email index@Jefferies.com.

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All performance information presented above for any Jefferies Index is provided strictly for educational and illustrative purposes only. All historical data for the Jefferies Indices are estimations using sources believed to be reliable; however, none of Jefferies, Standard & Poors or any of their subsidiaries or affiliates makes any representations as to the accuracy, timeliness or completeness of any index data. The information provided is not intended for trading purposes, and should not be considered investment advice. You cannot invest directly in an index. This information, including all Jefferies Stock Indexes and materials relating thereto, is the property of Jefferies & Company ("Jefferies") and may not be used to create, offer, trade, market or promote any financial products without the express written consent of Jefferies. Jefferies and its affiliates and their respective directors, officers and employees may buy or sell securities mentioned or contemplated herein as agent or as principal for their own account and may have positions or engage in transactions based on or indexed to any Jefferies Stock Indexes. It is possible that Jefferies' trading activity will affect the value of Jefferies Stock Indices. This is not an offer or solicitation of an offer to buy or sell any security or investment. Past performance of any Jefferies Index is not necessarily indicative of future results.