Buffett's Berkshire adds more Occidental Petroleum (OXY) shares

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Occidental Petroleum (NYSE: OXY) Delayed: 57.45 +0.35 (0.61%)
Previous Close $57.10    52 Week High $78.48 
Open $57.51    52 Week Low $58.24 
Day High $58.20    P/E 7.83 
Day Low $56.97    EPS $7.34 
Volume 3,011,900