0001005150-99-000516 8-K 2 19990611 7 19990611 AES CORPORATION 0000874761 4991 541163725 DE 1231 8-K 34 001-12291 99644475 1001 N 19TH ST STE 2000 ARLINGTON VA 22209 7035221315 8-K 1 000100515099000516-001-seq1-8-k.txt FORM 8-K EX-4.01 2 000100515099000516-002-seq2-ex-4-01.txt EXHIBIT 4.01