11 Best 3D Printing and Additive Manufacturing Stocks to Buy

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5. Altair Engineering Inc. (NASDAQ:ALTR)

Analyst Upside Potential: 1.19%

Number of Hedge Fund Holders: 39

Altair Engineering Inc. (NASDAQ:ALTR) is a computational science and artificial intelligence company that provides software and cloud solutions in simulation, high-performance computing, data analytics, and artificial intelligence. It also offers a range of services and solutions tailored for 3D printing including Inspire Print3D, which is a specialized tool for additive manufacturing simulation, focusing on selective laser melting. Moreover, after the acquisition of Gen3D, the company has incorporated its Sulis Flow and Sulis Lattice platforms into its Inspire suite.

During the fiscal fourth quarter of 2024, Altair Engineering Inc. (NASDAQ:ALTR) delivered $192.6 million in revenue, up 12.3% year-over-year. The growth was driven by its software segment which grew 15% year-over-year to reach $179.4 million. Moreover, in October 2024, the company announced acquiring Siemens. Conestoga Capital Advisors in its Q4 2024 investor letter stated that Siemens aims to enhance its leadership in industrial software, particularly in simulation, high-performance computing, data science, and artificial intelligence. This aim aligns with Altair Engineering Inc. (NASDAQ:ALTR) as its portfolio will complement Siemens’ Xcelerator platform. It is one of the best 3D printing and additive manufacturing stocks to buy.

Conestoga Capital Advisors stated the following regarding Altair Engineering Inc. (NASDAQ:ALTR) in its Q4 2024 investor letter:

Altair Engineering Inc. (NASDAQ:ALTR), a leader in design and simulation software, announced on October 31st that it was being acquired by Siemens for $113 per share, representing an equity value of $10.6 billion. The price represented a 19% premium to the stock’s unaffected market price on October 21st and a 13% premium to the stock’s all-time high closing price. The deal valued ALTR at approximately 14X its 2025 revenue and 63X EBITDA.”

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