HOUSTON (AP) _ Occidental Petroleum Corp. (OXY) on Thursday reported a fourth-quarter loss of $1.14 billion, after reporting a profit in the same period a year earlier.

The Houston-based company said it had a loss of $1.50 per share. Losses, adjusted for non-recurring costs, came to 30 cents per share.

The results missed Wall Street expectations. The average estimate of nine analysts surveyed by Zacks Investment Research was for a loss of 9 cents per share.

The oil and gas exploration and production company posted revenue of $6.8 billion in the period, topping Street forecasts. Five analysts surveyed by Zacks expected $6.56 billion.

For the year, the company reported a loss of $667 million, or $1.22 per share, swinging to a loss in the period. Revenue was reported as $21.23 billion.

Occidental shares have decreased 23% since the beginning of the year, while the Standard & Poor's 500 index has declined nearly 7%. In the final minutes of trading on Thursday, shares hit $31.78, a decrease of 52% in the last 12 months.

This story was generated by Automated Insights (http://automatedinsights.com/ap) using data from Zacks Investment Research. Access a Zacks stock report on OXY at https://www.zacks.com/ap/OXY

Automated Insights, source Associated Press News