NEW YORK ( TheStreet) -- These five stocks received upgrades from TheStreet Ratings on Tuesday: US Airways ( LCC), Arris Group ( ARRS), PerkinElmer ( PKI), Newell Rubbermaid ( NWL) and Lennox International ( LII). US Airways The airline is in the sights of rival Delta ( DAL), which is thinking of possibly making a bid for US Airways, according to a report last week in The Wall Street Journal. In other recent news, US Airways reached a tentative agreement with the Association of Flight Attendants on Jan. 27. The company last week reported fourth-quarter profit excluding net special charges of $21 million, or 13 cents a share, a decrease from profit of $28 million, or 17 cents, a year earlier. "Better than expected mainline passenger revenue was the main driver of the beat, with mainline passenger revenue of $2,054M 3.7% above our $1,981M forecast on 2.8% higher ASMs (capacity) and 1% better PRASM (Passenger Revenue per ASM, or unit revenue)," Sterne Agee analysts wrote in a report on Monday. Shares of US Airways were upgraded to a hold from a sell by TheStreet Ratings. US Airways receives a C- grade from the TheStreet Ratings. The stock closed Monday at $8.52.