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Pfizer Completes $6 Billion Bond Offering

11.26.25

Simpson Thacher represented the underwriters, led by Citigroup Global Markets Inc., Deutsche Bank Securities Inc., J.P. Morgan Securities LLC and Mizuho Securities USA LLC, in connection with a registered offering of $6 billion in Notes by Pfizer Inc.

The Notes were issued in seven series with maturities ranging from 2027 to 2065, with proceeds intended to be used for general corporate purposes, including the acquisition of Metsera and the refinancing of existing indebtedness.

Pfizer applies science and its global resources to bring therapies to people that extend and significantly improve their lives through the discovery, development, manufacture, marketing, sale and distribution of biopharmaceutical products worldwide.

The Simpson Thacher team included Joseph Kaufman, Jonathan Ozner, Joseph Hahn and Shuhan Zhang (Capital Markets); Russell Light and Michael Mann (Tax); Corina Holland and Isabella Gonzalez (IP); Toby Chun and Shefain Islam (Environmental); and Jennie Getsin (Blue Sky).