PKO Investment Management and Northstar Financial Companies recently acquired stakes in Occidental Petroleum, valued at approximately $1.14 million and $486,000, respectively. Siemens Fonds Invest increased its holdings by 30%, now owning shares worth $2.14 million, while Universal Beteiligungs invested $8.28 million. Institutional investors hold 88.70% of the company's stock, which has a current rating of "Hold" from analysts, with a recent price target reduction by Citigroup from $56 to $51.