The stock of San Diego-based Realty Income Corp. will be added to the S&P 500 index at the close the trading on April 6.

Realty Income said it will be one of only 24 real estate investment trusts, or REITs, on the widely followed index.

Realty Income Corp.'s headquarters in San Diego.
Realty Income Corp.’s headquarters in San Diego.

“The addition of our company to the S&P 500 index is a milestone that recognizes our proven track record of performance throughout our long operating history,” said John P. Case, Realty Income’s chief executive officer.

“We are pleased by this achievement and remain committed to operating our company in a manner that supports the payment of growing monthly dividends over time.”

The company owns 4,300 properties with long-term lease agreements with regional and national retail chains and other commercial tenants. It had annual revenue of nearly $1 billion in 2014.

Realty Income was listed on the New York Stock Exchange in 1994.

Chris Jennewein is Editor & Publisher of Times of San Diego.