Looking for a stock that has been consistently beating earnings estimates and might be well positioned to keep the streak alive in its next quarterly report? PTC Inc. (PTC) , which belongs to the Zacks Computer - Software industry, could be a great candidate to consider.When looking at the last two reports, this product development software maker has recorded a strong streak of surpassing earnings estimates. The company has topped estimates by 15.98%, on average, in the last two quarters.For the last report ...