FORM 10-Q DATED SEPTEMBER 30, 2007

Company

FIRSTENERGY CORP

Filed

October 31, 2007

Period of Report

September 30, 2007

Accession Number

0001031296-07-000225

A 10-Q is a quarterly financial report filed after each of the first three quarters of a fiscal year. It includes unaudited financial statements and management commentary. Learn more about 10-Q filings →