Lawrence Joseph "Larry" Ellison (born August 17, 1944 in The Bronx, New York City, New York) is the co-founder and chief executive officer of Oracle Corporation, one of the world's leading enterprise software companies. As of 2012, he is the third wealthiest American citizen, with an estimated worth of $36.5 billion. The bulk of Ellison's fortune comes from his 22.5 percent stake in Oracle. Larry Ellison was born in the Bronx, New York City, New York to Florence Spellman, an unwed 19-year-old of Jewish heritage and an Italian-American U.S. Air Force pilot, who was stationed abroad before Spellman realized that she had become pregnant by him. After Larry Ellison contracted pneumonia at the age of nine months, his mother determined that she was unable to care for him adequately, and arranged for him to be adopted by her aunt and uncle in Chicago. Lillian Spellman Ellison and Louis Ellison adopted him when he was nine months old.
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