5 Best 3D Printing Stocks to Buy for Aerospace Components

2. Proto Labs, Inc. (NYSE:PRLB)

Short % of Shares Outstanding: 2.71%

Proto Labs, Inc. (NYSE:PRLB) continued strengthening its leadership structure on May 8 with the appointment of Bernardo Parlange as Chief Commercial Officer, effective May 18, 2026. In this newly created role, he will oversee global sales, marketing, and customer success initiatives, with a focus on accelerating revenue growth and deepening relationships with strategic enterprise clients.

Earlier, on May 1, Proto Labs, Inc. (NYSE:PRLB) reported first-quarter revenue of $139.3 million, surpassing consensus estimates of $135.14 million. Management highlighted a strong start to 2026, with double-digit revenue growth, gross margin expansion, and improved operating leverage. CEO Suresh Krishna emphasized that demand for the company’s digital manufacturing services remained robust, supported by disciplined execution and ongoing progress across strategic initiatives aimed at scaling the business for long-term growth.

Proto Labs, Inc. (NYSE:PRLB) is a digital manufacturing company headquartered in Maple Plain, Minnesota, and was founded in 1999. The company specializes in rapid prototyping and on-demand production services, offering CNC machining, injection molding, 3D printing, and sheet metal fabrication. Its platform enables engineers and manufacturers to quickly iterate and produce custom parts at scale, serving industries such as aerospace, medical devices, automotive, and consumer products.