A new market rally is an opportunity for new leaders. But many long-time big-cap leaders remain attractive. Here are four large-cap technology stocks from IBD's Big Cap Leaders screen of the day with strong fundamentals: Priceline.com (PCLN), No. 23 on the IBD 50 list, said on May 9 that Q1 earnings per share jumped 61% and sales rose 28%. But shares continued to retreat on its results and outlook through May.