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Altair Engineering Inc. Stock: price and insider trades · United States
Altair Engineering Inc.: what insiders have been doing
Headquartered in Troy, United States, Altair Engineering Inc. belongs to the Technology sector and traces its origins to 1985. Filings by its managers are published through SEC (Form 4). Nothing new has been filed by managers of Altair Engineering Inc. in twelve months, the latest record being from 26 March 2025.
Since 2021, the database holds no purchases and 191 sales by insiders of the company.
For comparison within the same sector, see the insider buying recorded at Core Scientific, Inc./tx and Gitlab Inc. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Insider Decl.
638
Thresholds
n/a
Buy Volume
n/a
n/a
Sell Volume
€78M
191 ops. · all time
Who traded when
BuySaleGilma Saravia4 sales
Ravi Kunju4 sales
Amy Messano3 sales
Brian Gayle3 sales
Matthew Charles Brown3 sales
Nelson Dias3 sales
+6 other insiders
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Financial data
as of FY 2024FY ended December 2024 · cache
Income statement
RevenueUS$573.2M
Gross profitUS$465.8M81% margin
Net incomeUS$12.2M2.1% margin
Last declaration on 26 March 2025
Declarations638 total
66,125 shares@ US$113.0084.1% of flowClass A Common StockSEC:0000950170-25-045344:0
15,229 shares@ US$113.00100.0% of flowClass A Common StockSEC:0000950170-25-045298:0
31,112 shares@ US$113.0079.4% of flowClass A Common StockSEC:0000950170-25-045384:0
187,475 shares@ US$113.0027.6% of flowClass A Common StockSEC:0000950170-25-045288:0
49,875 shares@ US$113.0084.7% of flowClass A Common StockSEC:0000950170-25-045546:0
18,092 shares@ US$113.0081.3% of flowClass A Common StockSEC:0000950170-25-045364:0
300,000 shares@ US$113.0055.3% of flowClass A Common StockSEC:0000950170-25-045276:0
31,352 shares@ US$113.0096.8% of flowClass A Common StockSEC:0000950170-25-045340:0
18,008 shares@ US$113.0080.3% of flowClass A Common StockSEC:0000950170-25-045390:0
22,097 shares@ US$113.0081.3% of flowClass A Common StockSEC:0000950170-25-045356:0
5,462 shares@ US$113.0065.1% of flowClass A Common StockSEC:0000950170-25-045376:0
65,242 shares@ US$113.0099.7% of flowClass A Common StockSEC:0000950170-25-045336:0
190,505 shares@ US$113.0059.5% of flowClass A Common StockSEC:0000950170-25-045374:0
31,242 shares@ US$113.00100.0% of flowClass A Common StockSEC:0000950170-25-045320:0
22,980 shares@ US$113.0088.1% of flowClass A Common StockSEC:0000950170-25-045350:0
34,388 shares@ US$113.0093.1% of flowClass A Common StockSEC:0000950170-25-045355:0
11,312 shares@ US$113.0082.2% of flowClass A Common StockSEC:0000950170-25-045316:0
13,389 shares@ US$113.00100.0% of flowClass A Common StockSEC:0000950170-25-045335:0
55,411 shares@ US$113.0092.8% of flowClass A Common StockSEC:0000950170-25-045263:0
229 shares@ US$111.300.6% of flowCommon StockSEC:0001127602-25-010236:0
416 shares@ US$111.301.6% of flowClass A Common StockSEC:0001127602-25-009917:0
403 shares@ US$111.301.0% of flowClass A Common StockSEC:0001127602-25-009927:0
182 shares@ US$111.300.8% of flowClass A Common StockSEC:0001127602-25-009925:0
90 shares@ US$111.301.0% of flowClass A Common StockSEC:0001127602-25-009932:0
47 shares@ US$111.300.1% of flowClass A Common StockSEC:0001127602-25-009919:0
25 of 638 declarations
About Altair Engineering Inc.
Altair Engineering Inc. (ticker: ALTR) is a U.S.-based industrial software company that was listed on the NASDAQ in the United States. Founded in 1985 and originally rooted in the Detroit area, Altair has evolved into a recognized provider of engineering software, computational intelligence, and high-performance computing (HPC) solutions. Its long-term positioning sits at the intersection of enterprise software, AI, and computer-aided engineering, with a value proposition centered on accelerating product development, improving design quality, reducing development costs, and helping customers make better technical and business decisions. ([investor.altair.com](https://investor.altair.com/news-releases/news-release-details/altair-signs-definitive-agreement-siemens-be-acquired-106?utm_source=openai))
The company’s portfolio spans several connected domains: multiphysics simulation, data analytics, artificial intelligence, HPC, optimization, and engineering data management. A key commercial platform is Altair One, the company’s cloud gateway, which provides collaborative access to simulation tools and scalable cloud/HPC resources. Altair also uses its Altair Units licensing model, which gives customers flexible access to the broader product suite and supports cross-selling across engineering, analytics, and compute workloads. ([altair.com](https://altair.com/company/?utm_source=openai))
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From a competitive standpoint, Altair stands out for its simulation-driven approach and for combining physics-based modeling with data science and cloud delivery. The company serves a broad set of end markets, including automotive, aerospace, manufacturing, electronics, energy, and utilities. Its international footprint is meaningful, with customers and operations across multiple regions, which supports diversification but also exposes the business to industrial capital spending cycles and enterprise software budget decisions. ([altair.com](https://altair.com/company/?utm_source=openai))
Altair has also expanded through targeted acquisitions to deepen its technology stack and broaden use cases. Recent transactions have strengthened areas such as materials data, electronic design automation, and power electronics simulation. The most important recent corporate event was Siemens’ acquisition agreement announced in 2024, approved by Altair shareholders in January 2025, and completed on March 26, 2025, according to an SEC Form 4 filing that states the company was acquired by Siemens Industry Software Inc. ([investor.altair.com](https://investor.altair.com/news-releases/news-release-details/altair-signs-definitive-agreement-siemens-be-acquired-106?utm_source=openai))
For French-speaking investors in Europe, Altair is best viewed as a specialized software asset tied to secular themes such as industrial digitalization, AI-assisted engineering, and HPC adoption. The investment case is therefore fundamentally linked to high-value enterprise software demand, but it must now be assessed in the context of the 2025 change of control, which materially altered Altair’s status as an independent listed company. ([investor.altair.com](https://investor.altair.com/static-files/b6848243-e4ef-4c13-b482-c3d44cba7e7e?utm_source=openai))
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