EZchip Semiconductor Ltd. (EZCH), an Israeli developer of network processors, advanced the most in almost a month after shares gained in the U.S. yesterday.

The shares rose 3 percent, the most since June 21 in intraday trading, to 133.1 shekels, or the equivalent of $33.56, at 10:07 a.m. in Tel Aviv. The New York-traded shares gained 3.5 percent to $33.38 yesterday.

To contact the reporter on this story: Shoshanna Solomon in Tel Aviv at ssolomon22@bloomberg.net

To contact the editor responsible for this story: Claudia Maedler at cmaedler@bloomberg.net