Cerner to Replace BJ Services in S&P 500

NEW YORK ( TheStreet) -- Cerner ( CERN) will replace BJ Services ( BJS) in the S&P 500 index, Standard & Poor's said Thursday.

Shares of Cerner, a healthcare information technology company, rose $2.46, or 2.81%, to $89.90 in after-hours trading.

BJ Services is being acquired by Baker Hughes ( BHI).

The changes to the index will be made at a date to be announced, Standard & Poor's said.

-- Reported by Joseph Woelfel in New York.

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