UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): June 6, 2012

ASPEN TECHNOLOGY, INC.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (781) 221-6400

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o            Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o            Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o            Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o            Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01               Other Events.

On June 6, 2012, we issued a press release announcing a final judgment and permanent injunction against M3 Technology, Inc. in our favor in a proceeding in the U.S. District Court for the Southern District of Texas.  The full text of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K.

Item 9.01               Financial Statements and Exhibits.

(d)           Exhibits.

The following exhibit is filed as part of this report:

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

2

EXHIBIT INDEX

3

Exhibit 99.1

Contacts:

Final Judgment and Permanent Injunction Entered Against
M3 Technology in Favor of Aspen Technology

Burlington, Mass. — June 6, 2012 — Aspen Technology, Inc. (NASDAQ: AZPN), a leading provider of software to the process industries, announced that a final judgment and permanent injunction was entered today in favor of AspenTech in its trade secret misappropriation, copyright infringement and tortious interference action against M3 Technology, Inc. in the United States District Court for the Southern District of Texas.

The permanent injunction prohibits M3 Technology from using, marketing, selling, distributing, licensing, modifying, servicing, copying, or offering for sale or license the following products:

SIMTO Scheduling/M-Blend/Global
(versions 6.0, 6.1, 6.2, 6.3, 6.4, 6.5, 6.6, 6.7, 7.0, 7.1, 7.2, 8.0)

SIMTO Scheduling/M-Blend
(versions 3.6, 4.0, 4.5, 4.6, 4.8, 4.9, 5.0)

SIMTO Scheduling
(versions 1.0, 2.0, 2.3, 3.0)

SIMTO Distribution

In addition, M3 Technology was ordered to pay Aspen Technology the sum of $11,346,329 in damages.

About AspenTech

AspenTech is a leading supplier of software that optimizes process manufacturing — for energy, chemicals, pharmaceuticals, engineering and construction, and other industries that manufacture and produce products from a chemical process.  With integrated aspenONE solutions, process manufacturers can implement best practices for optimizing their engineering, manufacturing and supply chain operations.  As a result, AspenTech customers are better able to increase capacity, improve margins, reduce costs and become more energy efficient.  To see how the world’s leading process manufacturers rely on AspenTech to achieve their operational excellence goals, visit http://www.aspentech.com.

(C) 2012 Aspen Technology, Inc. AspenTech, aspenONE, the Aspen leaf logo, OPTIMIZE, and the 7 Best Practices of Engineering Excellence are trademarks of Aspen Technology, Inc. All rights reserved.  All other trademarks are property of their respective owners.

Source: Aspen Technology, Inc.