S&P Parent McGraw-Hill’s Rating Reduced Two Steps by Moody’s

S&P Parent McGraw-Hill’s Rating Reduced Two Steps by Moody’s

Scott Eells/Bloomberg

A flag with the McGraw-Hill Cos. logo flies in front of the company's headquarters in New York. Shares of McGraw-Hill have lost 23 percent since Feb. 1, wiping out $3.75 billion of market value.