Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001104659-05-043931
Filing Date
2005-09-13
Accepted
2005-09-13 17:20:43
Documents
10
Period of Report
2005-06-30

Document Format Files

Seq Description Document Type Size
1 10-K a05-16103_110k.htm 10-K 3225002
2 EX-10.9 a05-16103_1ex10d9.htm EX-10.9 76513
3 EX-10.79 a05-16103_1ex10d79.htm EX-10.79 49698
4 EX-14.1 a05-16103_1ex14d1.htm EX-14.1 55276
5 EX-21.1 a05-16103_1ex21d1.htm EX-21.1 42972
6 EX-23.1 a05-16103_1ex23d1.htm EX-23.1 4621
7 EX-31.1 a05-16103_1ex31d1.htm EX-31.1 14013
8 EX-31.2 a05-16103_1ex31d2.htm EX-31.2 13236
9 EX-32.1 a05-16103_1ex32d1.htm EX-32.1 5996
10 EX-32.2 a05-16103_1ex32d2.htm EX-32.2 6042
  Complete submission text file 0001104659-05-043931.txt   3494766
Mailing Address TEN CANAL PARK CAMBRIDGE MA 02141
Business Address TEN CANAL PARK CAMBRIDGE MA 02141 6179491000
ASPEN TECHNOLOGY INC /DE/ (Filer) CIK: 0000929940 (see all company filings)

EIN.: 042739697 | State of Incorp.: DE | Fiscal Year End: 0630
Type: 10-K | Act: 34 | File No.: 000-24786 | Film No.: 051082883
SIC: 7371 Services-Computer Programming Services