EMERYVILLE, Calif. (AP) _ Xoma Corp. (XOMA) on Tuesday reported a second-quarter loss of $1.9 million, after reporting a profit in the same period a year earlier.

The Emeryville, California-based company said it had a loss of 23 cents per share.

The results did not meet Wall Street expectations. The average estimate of three analysts surveyed by Zacks Investment Research was for a loss of 20 cents per share.

The drug developer posted revenue of $2.3 million in the period.

Xoma shares have declined 31 percent since the beginning of the year. In the final minutes of trading on Tuesday, shares hit $24.45, more than tripling in the last 12 months.

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