Tuesday, March 25, 2025

Equity Corporate Actions Alert #2025 - 148
(UPDATED: Closed) Information Regarding the Merger of Altair Engineering Inc. (ALTR)

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  • Industry Announcement

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At a special meeting held on January 22, 2025, the shareholders of Altair Engineering Inc. (ALTR) approved the proposed merger with Seimens Industry Software Inc. The merger closed prior to the market open on March 26, 2025. The stock was halted immediately following the after-hours session at or around 7:50 p.m. on March 25, 2025. The stock will remain halted on the day of closing (March 26th) and will be suspended effective March 27, 2025. The details are as follows:

Company Name/Issue: Altair Engineering Inc. Common Stock
CUSIP#: 021369103
Symbol: ALTR
Last Trading Date: March 25, 2025
Marketplace Effective Date for Suspension: March 27, 2025
Merger Consideration: $113 for each share held.


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