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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0002012383-24-001629
Filing Date
2024-10-22
Accepted
2024-10-22 18:06:49
Documents
1

Document Format Files

Seq Description Document Type Size
1 us29109x1063_102224.txt SC 13G/A 12355
  Complete submission text file 0002012383-24-001629.txt   14147
Mailing Address 20 CROSBY DRIVE BEDFORD MA 01730
Business Address 20 CROSBY DRIVE BEDFORD MA 01730 781-221-1939
Aspen Technology, Inc. (Subject) CIK: 0001897982 (see all company filings)

IRS No.: 873100817 | State of Incorp.: DE | Fiscal Year End: 0630
Type: SC 13G/A | Act: 34 | File No.: 005-93677 | Film No.: 241387361
SIC: 7371 Services-Computer Programming Services
(CF Office: 06 Technology)

Mailing Address 50 HUDSON YARDS NEW YORK NY 10001
Business Address 50 HUDSON YARDS NEW YORK NY 10001 (212) 810-5300
BlackRock, Inc. (Filed by) CIK: 0002012383 (see all company filings)

IRS No.: 991116001 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies
(CF Office: 02 Finance)