(AZPN)

Role: SVP, Chief Accounting Officer
Signature: /s/F.G. Hammond, attorney-in-fact for Mr. Stagno
Stock symbol: AZPN
Transactions as of: Oct 10, 2021
Transactions value $: $0
Form type: 4
Date filed: 10/13/2021, 04:21 PM
Previous filing: Oct 4, 2021
Next filing: Jan 4, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	Price $	Shares After	Date	Ownership	Footnotes
transaction	AZPN	Common Stock	Award	$0	+1.77 K	+62.8%	$0.00	4.58 K	Oct 10, 2021	Direct	F1, F2

Explanation of Responses:

Id	Content
F1	Each Restricted Stock Unit represents a contingent right to receive one share of Aspen Technology, Inc. common stock. Vesting of these Restricted Stock Units is subject to the Closing under the Transaction Agreement and Plan of Merger dated as of October 10, 2021 by and among the Company, Emerson Electric Co., a Missouri corporation ("Emerson"), EMR Worldwide Inc., a Delaware corporation, Emersub CX, Inc., a Delaware corporation and Emersub CXI, Inc., a Delaware corporation. Twenty-five percent of the Restricted Stock Units shall vest upon the Closing and seventy-five percent of the Restricted Stock Units shall vest on the first day of the 18th month following the month in which the Closing occurs.
F2	The Restricted Stock Units were received as a grant for no consideration.

Content

Each Restricted Stock Unit represents a contingent right to receive one share of Aspen Technology, Inc. common stock. Vesting of these Restricted Stock Units is subject to the Closing under the Transaction Agreement and Plan of Merger dated as of October 10, 2021 by and among the Company, Emerson Electric Co., a Missouri corporation ("Emerson"), EMR Worldwide Inc., a Delaware corporation, Emersub CX, Inc., a Delaware corporation and Emersub CXI, Inc., a Delaware corporation. Twenty-five percent of the Restricted Stock Units shall vest upon the Closing and seventy-five percent of the Restricted Stock Units shall vest on the first day of the 18th month following the month in which the Closing occurs.

The Restricted Stock Units were received as a grant for no consideration.