SAN FRANCISCO, CA - OCTOBER 22: Oracle co-founder and Chairman Larry Ellison delivers a keynote address during the Oracle OpenWorld on October 22, 2018 in San Francisco, California. The Oracle co-founder and Chairman kicked off the annual Oracle OpenWorld conference that runs through October 25th. (Photo by Justin Sullivan/Getty Images)Getty ImagesOracle (ORCL) stock has shown remarkable rallies historically. It jumped about 40% in one day earlier this year on report of a massive surge in AI and cloud-relat ...