Calpine was upgraded to hold from sell by TheStreet Ratings last Monday. TheStreet Ratings gives Calpine a C grade. The stock closed Friday at $18.18 and has risen 11.33% year to date.
The divestiture is part of the company's drive to become a fully regulated utility and reduce business risks.
David Einhorn's Greenlight Capital initiated positions in these stocks in the second quarter. Here's a technical look at how to trade them now.