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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1897982	Aspen Technology Inc.	AZPN	()	4

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1490045	Whelan, Jr. Robert M.	C/O Aspen Technology, Inc. 20 Crosby Drive Bedford MA 01730		Yes	No	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2024-08-28	785	$218.99	8,755	No	4	S	Direct
Common Stock	Disposition	2024-08-28	215	$219.52	8,540	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Direct
No	4	S	Direct

Footnotes

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $218.34 to $219.33 inclusive. The reporting person undertakes to provide to Aspen Technology, Inc., any security holder of Aspen Technology, Inc., or the staff of the Securities and Exchange Commission number of shares sold at each separate price within the applicable range set forth in this footnote.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $219.38 to $219.86 inclusive. The reporting person undertakes to provide to Aspen Technology, Inc., any security holder of Aspen Technology, Inc., or the staff of the Securities and Exchange Commission number of shares sold at each separate price within the applicable range set forth in this footnote.