secwatch.observer — SEC 8-K summary ====================================== Issuer: Altair Engineering Inc. (—) CIK: 0001701732 Form: 8-K Filed at: 2025-03-28T23:59:59+00:00 Accession: 0001193125-25-066329 Event type: m_and_a Sentiment: neutral Materiality: 0.95 Item codes: 1.01, 1.02, 2.01, 3.03, 5.01, 5.02, 5.03, 2.04, 3.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Altair Engineering acquired by Siemens for $113/sh ($9.7B); stock delisted -------------------------------------------------------------------------- - Shareholders received $113.00 cash per share; total consideration ~$9.7B. - $230M 1.750% convertible notes due 2027; conversion right adjusted to $1,618.79/$1,576.41 per $1,000 principal. - Credit agreement terminated; only one unsecured letter of credit retained. - Nasdaq listing suspended at March 26, 2025 close; Form 15 to follow for deregistration. - James Scapa (CEO), Matthew Brown (CFO), Stephanie Buckner (COO) replaced by Anthony Hemmelgarn (CEO) and Timo Nentwich (CFO). Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1701732/000119312525066329/0001193125-25-066329-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1701732/000119312525066329/d869190d8k.htm HTML page: https://secwatch.observer/filing/0001193125-25-066329 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer