BERKSHIRE HATHAWAY INC bought $66.0M of OXY

bought $65.99m of OXY

1,116,751 shares @ $59.09

Increased holdings by +0.60%

147th largest trade (out of 353)

Large TradeCluster BuyPositive 90D History

Trade made by a 10% owner

Part of a cluster of 8 transactions by 2 insiders

Unscheduled trade

68% win rate · +12.6% median edge vs SPY (111 trades, 90-day)

Price 22% above 200-day moving average

OXYOCCIDENTAL PETROLEUM CORP /DE/

EnergyOil & Gas Exploration & Production

1D0.00%

1W-2.16%

1M-16.64%

3M—

6M—

1Y—

Recent insider activity at OXY