Internet Security Systems Beats Estimates

Updated from 4:38 p.m. EDT

Internet Security Systems (ISSX Quote) on Tuesday beat the Street's first-quarter earnings estimates while posting revenue essentially in line with expectations.

The security software maker earned $7.05 million in net income, or 15 cents a share, for the quarter, falling from $7.8 million, or 16 cents a share, in the first quarter of 2005.

Excluding items like stock-based compensation expenses and amortization of intangibles, the company earned $10.3 million, or 22 cents a share. A year ago, the company made $9.4 million, or 20 cents a share. ...