irman and CEO Gil Shwed and Delek Group Ltd. (TASE: DLEKG) controlling shareholder Yitzhak Tshuva, with $1.9 billion each; and diamond merchant and Africa-Israel Investments Ltd. (TASE:AFIL) chairman Lev Leviev, with $1.7 billion. Check Point co-founder Marius Nacht, insurance man Shlomo Eliahu Playtech Cyprus Ltd. (AIM:PTEC)