'Mad Money' Spotlight: Cramer's Power Grid

MasTec's share price finished the day in negative territory, down 25 cents down to $12.12.

For Quantas Services, Standard & Poor's said last week it will add the Houston-based concern to its renowned S&P 500 list. In the process, S&P said it will drop Ingersoll-Rand(IR Quote). Because it's moving its home base of operations to Ireland, Ingersoll-Rand will be made ineligible for the list.

Deutsche Bank(DB Quote) also initiated a rating on Quanta Services last week, entering the fray with a buy rating.

Today, Quantas Services shares were changing hands in the red, down 16 cents to $25.25 at the closing bell.