Increasing unusual call option volume: PAGP WES PAA CVI DOC DUOT CHRW

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WESTERN GAS PARTNERS LP (NYSE: WES) Delayed: 46.11 -0.48 (1.03%)
Previous Close $46.59    52 Week High $60.03 
Open $46.35    52 Week Low $25.40 
Day High $46.47    P/E 48.54 
Day Low $45.85    EPS $0.95 
Volume 132,279