Parkland CEO Bob Espey to step down amid pressure from Simpson Oil

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PerkinElmer (NYSE: PKI) Delayed: 115.24 --0 (-0%)
Previous Close $115.24    52 Week High $57.28 
Open $1.73    52 Week Low $39.50 
Day High $115.24    P/E 78.93 
Day Low $115.24    EPS $1.46 
Volume 1,660