FIRSTENERGY CORP — SC 13D Filings

All 10-D 10-K 10-K/A 10-K405 10-Q 10-Q/A 11-K 11-K/A 144 3 3/A 35-CERT 4 4/A 424B2 424B3 424B4 424B5 424B7 425 5 8-K 8-K/A ARS CORRESP D DEF 14A DEFA14A EFFECT FWP NO ACT NT 10-Q POS AM POS AMC PRE 14A PX14A6N RW S-3 S-3/A S-3ASR S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13D/A SCHEDULE 13G SCHEDULE 13G/A SE U-1 U-1/A U-13-60 U-3A-2 U-3A-2/A U-6B-2 U-9C-3 U5A U5B U5B/A U5S UPLOAD