Warren Buffett cuts his position in United Health (UNH) to 4,500,000

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United Health Group Inc. (NYSE: UNH) Delayed: 371.29 -1.66 (0.45%)
Previous Close $372.95    52 Week High $152.92 
Open $370.89    52 Week Low $107.51 
Day High $372.61    P/E 67.51 
Day Low $366.00    EPS $5.50 
Volume 3,862,007