X0303 4 2011-02-24 0001452575 Mead Johnson Nutrition Co MJN 0001198959 CORNELIUS JAMES M 2701 PATRIOT BOULEVARD GLENVIEW IL 60026-8039 1 Common Stock 2011-02-24 4 M 0 6156.0000 0 A 63750.0000 D Restricted Stock Units 2011-02-24 4 M 0 6156.0000 59.2100 D Common Stock 6156.0000 0.0000 D Unit price for this common stock is $59.1200. Each restricted stock unit converts into one share of common stock upon vesting. Represents restricted stock units that vested in full on February 24, 2011. /s/ Eryk J. Spytek, Attorney-in-Fact 2011-02-28