Israel Corp. was again named the country's top holding company in Dun and Bradstreet Israel's 2006 report on the best performing holding companies after equity of the chemical giant rose to some $1.26 billion, while its annual returns reached more than $6b. and net income topped $355 million. Following in second place on the list, released this week, was I.D.B. Development Corporation Ltd., which invests in various sectors including communications, technology, industry, insurance, capital markets, real estate, retail, commerce and tourism. I.D.B. reported equity of approximately $830m. and more than 50% growth in its overall returns, which rose to some $4.9b. Discount Investments and Koor Industries, two of the companies in I.D.B.'s profile, were also placed among the top 10. In third place, was the Delek Group, which invests in energy exploration, real estate and media, among other holdings, reported growth of more than 50% in its net income, as it rose to $339.5m. Rounding out the top five strongest holding companies was the financial services company F.I.B.I. Holdings, which increased its equity 25% above 2005 to $450m., followed by the real estate holding company Kardan N.V., worth approximately $330m. The combined annual returns of Israel's top 10 holding companies reached $18b. according to D&B, representing growth of 24%. The D&B report on Israel's holding companies, which is released annually, judges a company's strength based on equity, overall returns and net income.