S&P Indices Announces Change to U.S. Index

NEW YORK, Feb. 28, 2012 /PRNewswire/ -- Alleghany Corp. (NYSE: Y) will replace Transatlantic Holdings, Inc. (NYSE: TRH) in the S&P MidCap 400 index after the close of trading on Monday, March 5.  Alleghany is acquiring Transatlantic Holdings in a deal expected to be completed before the opening of trading on March 6 pending final approvals.

Alleghany offers specialty insurance and reinsurance. Headquartered in New York, NY, the company will be added to the S&P MidCap 400 GICS Reinsurance Sub-Industry index.

Following is a summary of the change:

S&P MIDCAP 400  INDEX  – March 5, 2012










Transatlantic Holdings



About S&P Indices
S&P Indices, a leading brand of the McGraw-Hill Companies (NYSE: MHP), maintains a wide variety of investable and benchmark indices to meet an array of investor needs. Over $1.45 trillion is directly indexed to our indices, which includes the S&P 500, the world's most followed stock market index, the S&P/Case-Shiller Home Price Indices, the leading measure of U.S. home prices, the S&P Global BMI, an index with approximately 11,000 constituents, the S&P GSCI, the industry's most closely watched commodities index, and the S&P National AMT-Free Municipal Bond Index, the premier investable index for U.S. municipal bonds. For more information, please visit: www.standardandpoors.com/indices.

It is not possible to invest directly in an index. S&P Indices does not sponsor, endorse, sell, or promote any S&P index-based investment product. This document does not constitute an offer of services in jurisdictions where S&P Indices or its affiliates do not have the necessary licenses. S&P Indices receives compensation in connection with licensing its indices to third parties.

SOURCE Standard & Poor's


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