Israeli Stocks: I.T.G.I. Medical and Mellanox Technologies

Israel’s TA-25 Index retreated 1.4 percent, the most since March 13, to 1,314.56 at the 4:30 p.m. close in Tel Aviv. The gauge has declined 2 percent this week. Investors traded about 2.86 billion shekels ($841 million) in shares and convertible securities.

The following stocks rose or fell today. Symbols are in parentheses.

I.T.G.I. Medical Ltd. (ITGI IT) soared the most in a year, surging 13 percent to 0.411 shekel. The maker of vascular products said use of its pericardium covered stent was shown to be “effective” in treating a patient with angina pectoris.

Mellanox Technologies Ltd. (MLNX IT) dropped the most since October 2010, falling 4.2 percent to 94.41 shekels. The maker of connectivity products for data centers and storage systems reported a first-quarter net loss of $1.6 million. The median estimate of three analysts was for net income of $825,000, according to data compiled by Bloomberg.