BOSTON (AP) _ Iron Mountain Inc. (IRM) on Thursday reported a key measure of profitability in its fourth quarter. The results exceeded Wall Street expectations.

The real estate investment trust, based in Boston, said it had funds from operations of $187.2 million, or 65 cents per share, in the period.

The average estimate of five analysts surveyed by Zacks Investment Research was for funds from operations of 63 cents per share.

Funds from operations is a closely watched measure in the REIT industry. It takes net income and adds back items such as depreciation and amortization.

The company said it had net income of $37.7 million, or 13 cents per share.

The real estate investment trust, based in Boston, posted revenue of $1.08 billion in the period, which also topped Street forecasts. Six analysts surveyed by Zacks expected $1.07 billion.

For the year, the company reported funds from operations of $658.8 million. Revenue was reported as $4.26 billion.

Iron Mountain expects full-year revenue in the range of $4.38 billion to $4.47 billion.

The company's shares have dropped slightly since the beginning of the year, while the Standard & Poor's 500 index has climbed almost 5%. The stock has fallen 11% 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 IRM at https://www.zacks.com/ap/IRM

Automated Insights, source Associated Press News