false 0001701732 0001701732 2022-09-16 2022-09-16





Washington, D.C. 20549







Pursuant to Section 13 OR 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 16, 2022



Altair Engineering Inc.

(Exact name of registrant as specified in its charter)




Delaware   001-38263   38-2591828

(State or other jurisdiction

of incorporation)



File Number)


(IRS Employer

Identification No.)


1820 E. Big Beaver Road

Troy, Michigan

(Address of principal executive offices)   (Zip Code)

Registrant’s telephone number, including area code: (248) 614-2400

Not Applicable

(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:


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


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


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


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

Securities registered pursuant to Section 12(b) of the Act:


Title of each class




Name of each exchange
on which registered

Class A Common Stock $0.0001 par value per share   ALTR   The NASDAQ Stock Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐




Item 8.01 Other Events

As previously disclosed, Altair Engineering Inc. (“Altair”) entered into an Agreement and Plan of Merger, dated as of September 13, 2022, with RapidMiner, Inc., a Delaware corporation (“RapidMiner”), Rambler Merger Sub Inc., a Delaware corporation and a wholly owned subsidiary of Altair (“Merger Sub”) and Shareholder Representative Services LLC, a Colorado limited liability company, solely in its capacity as the representative, agent and attorney-in-fact of RapidMiner’s equity owners. On September 16, 2022, Altair issued a press release announcing the completion of the acquisition of RapidMiner through the merger of Merger Sub with and into RapidMiner, with RapidMiner surviving as a wholly owned subsidiary of Altair. A copy of the press release is attached hereto as Exhibit 99.1 to this Current Report and incorporated herein by reference.

Item 9.01 Financial Statement and Exhibits.


99.1    Press Release issued by Altair, dated September 16, 2022 announcing the consummation of the acquisition.
104    Cover Page Interactive Data File (embedded within the Inline XBRL document).


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.


Dated: September 16, 2022     By:  

/s/ Matthew Brown

      Name: Matthew Brown
      Title: Chief Financial Officer

Exhibit 99.1

Altair Announces Completion of Acquisition of RapidMiner

TROY, Mich., Sept. 16 2022 Altair (Nasdaq: ALTR), a global leader in computational science and artificial intelligence (AI), has completed the acquisition of RapidMiner, a leader in advanced data analytics and machine learning (ML) software.

RapidMiner’s well-established desktop platform and new-to-market cloud platform (multi-tenant and SaaS ready) strengthens Altair’s current end-to-end data analytics (DA) portfolio, which already offers customers the power to understand, transform, act on, and automate their data.

Altair is well positioned to execute on the newly acquired technology and continue to grow its existing business.

About Altair

Altair is a global leader in computational science and artificial intelligence (AI) that provides software and cloud solutions in simulation, high-performance computing (HPC), data analytics, and AI. Altair enables organizations across all industries to compete more effectively and drive smarter decisions in an increasingly connected world – all while creating a greener, more sustainable future. For more information, visit https://www.altair.com/.



Media contacts   
Altair Corporate    Altair Investor Relations
Jennifer Ristic    The Blueshirt Group
+1.216.849.3109    Monica Gould +1 212.871.3927
jristic@altair.com    ir@altair.com

Altair Europe/The Middle East/Africa

Charlotte Hartmann

+49 7031 6208 0