sentences:  In 1960, Keystone Insurance and Investment Company, which had been founded in 1955, bought a majority stake in Zions from The Church of Jesus Christ of Latter-day Saints and changed its name to Zions Utah Bancorporation.It kept that name until 1987, when it was shortened to Zions Bancorporation, its present name, to reflect the growing presence of the company outside of Utah.In January 1966, Zions became a public company via an initial public offering.