Leading stocks across a wide range of sectors have been breaking out or are still in buy range as the Dow industrials and S&P 500 forge ahead to new highs. Actavis (ACT) has advanced since clearing a 229.50 cup-with-handle buy point early this month. It’s now 4% above the entry. The drugmaker’s latest base was late-stage, which tends to be riskier than early-stage. But some late-stage breakouts have worked out recently.