Wyeth Transaction

Important Information for Investors

Effective October 15, 2009 Pfizer Inc. acquired Wyeth in a cash and stock merger. Pursuant to the terms of the merger, Wyeth holders will receive 0.985 of a share of Pfizer Inc. common stock and $33.00, without interest for every 1 share of Wyeth common stock they own as of the effective date. Former Wyeth holders should direct any inquiries to Computershare Trust Company, N.A, Pfizer's exchange agent, at +1 877.745.9320 or +1 781.575.4336.

Key Merger Documents

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Stock Symbol: PFE Stock Exchange: NYSE

Stock Quote at: Feb 8 2012 1:55PM

Last 21.04

Change -0.02

%Change	-0.10	Vol.	20,371,680
Day High	21.07	52 Wk. High	22.17
Day Low	20.85	52 Wk. Low	16.63
Open	21.00	Mkt. Cap(Bil)	161.70
Prev. Close	21.05

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Advisory Information for Investors

Copyright © 2002–2012 Pfizer Inc. All rights reserved. This information is intended only for residents of the United States. The product information provided in this site is intended only for residents of the United States. The products discussed herein may have different product labeling in different countries. Pfizer Inc. is a pharmaceutical company committed to helping people improve their health by discovering and developing medicines.