Best 3D Printing Stocks for 2026: Your Guide to Additive Manufacturing

The world of 3D printing, or additive manufacturing, is experiencing a significant shift in 2026, transforming from a niche technology into a legitimate production method. This isn't just a hunch; the numbers are telling. The global additive manufacturing market is estimated to be around $28 billion to $34 billion this year, showing a robust compound annual growth rate (CAGR) of 20-23% since 2020. Other reports place the 2026 market size at approximately $28.55 billion, with projections to soar to $136.76 billion by 2034, maintaining a strong CAGR of 21.60%. This impressive growth is fueled by several key drivers, including the increasing demand for rapid prototyping, the ability to customize products, and a growing emphasis on sustainable manufacturing practices.

What's really exciting is the industry's pivot from merely creating prototypes to producing actual, end-use parts. Experts note that 2026 marks a point where 3D printing is increasingly viewed as a practical manufacturing tool, expanding beyond traditional engineering-heavy categories like aerospace and automotive into consumer goods and even architectural products. While hardware, like the printers themselves, still makes up a significant portion of the market, the ecosystem also includes specialized materials and sophisticated software that tie everything together. Geographically, North America continues to be a dominant force, holding a substantial market share in 2025, while the Asia Pacific region is rapidly emerging as the fastest-growing market.

One of the most impactful areas where 3D printing is truly taking off is in the aerospace and defense sectors. Imagine aircraft components that are lighter, stronger, and more fuel-efficient – that's the promise additive manufacturing is delivering. In 2026, this specific market is valued at an impressive USD 4.4 billion, and analysts predict it will skyrocket to USD 36.7 billion by 2036, growing at a remarkable CAGR of 26.5%. This explosive growth is driven by the critical need for lightweight, high-strength parts, significant reductions in manufacturing costs, and faster production times for complex components.

Aircraft applications are leading the charge, expected to capture 65% of this market by the end of 2026. The technology is moving beyond just prototyping to full-scale production of mission-critical components for everything from aircraft and naval platforms to defense systems and rocket propulsion. A big tailwind for domestic players comes from the U.S. National Defense Authorization Act (NDAA) for Fiscal Year 2026, which places restrictions on foreign-sourced 3D printing systems for Department of Defense (DoD) programs. This creates a favorable environment for U.S.-based providers. Companies like 3D Systems (DDD) are well-positioned here, with their Aerospace & Defense business forecasted to grow over 20% in 2026 and expected to become their largest industrial segment. They anticipate revenue from production printing systems and custom metal parts in A&D to exceed $35 million in 2026. Another player, Velo3D (VLD), recently secured key contracts in Q1 2026, including an $11.5 million full-rate production contract from a major U.S. defense prime contractor and qualification as the first additive manufacturing vendor for U.S. Army Ground Vehicle applications.

Beyond the skies, 3D printing is making incredible strides in the medical field, offering personalized solutions that were once unimaginable. From surgical planning to custom implants and prosthetics, additive manufacturing is transforming healthcare. In 2026, the 3D Printing for Medical Sector Market is valued at approximately US$3.46 billion, with projections to grow at a healthy CAGR of 15.7% to reach US$11.13 billion by 2034. Other estimates place the 2026 value at USD 3,650 million, growing to USD 13,600 million by 2033 at a CAGR of 17.8%.

The demand for customization in healthcare is a major driver. Patient-specific implants and prosthetics are a significant trend, with medical 3D printing expected to see a 21% compound annual growth rate by 2026 due to its ability to create tailored devices, reduce production costs, and offer quick turnarounds. Hospitals and clinics are increasingly adopting point-of-care 3D printing, with this segment expected to hold nearly half of the market share in 2026. This means surgeons can use highly accurate 3D-printed anatomical models to plan complex procedures, improving visualization and reducing risks. While the frontier of bioprinting — creating functional tissues and organs from living cells — is still in its early stages and not yet clinically viable for complex organs like hearts in 2026, it represents the cutting edge of medical innovation. Companies like Stratasys (SSYS) are also innovating in this space, with new dental and medical solutions launching in 2026, including anatomical training models.

While the physical printers are certainly eye-catching, the true magic of additive manufacturing often lies in the sophisticated software and services that support the entire process. These elements are crucial for designing, optimizing, and managing 3D printing workflows, making them increasingly valuable investment areas. The software and services segments are estimated to contribute significantly to the overall market, with cloud slicing, quoting platforms, and manufacturing execution systems (MES) driving growth.

Companies that offer digital manufacturing platforms and recurring revenue models are particularly attractive to investors. Proto Labs (PRLB) stands out as a top pick for 2026 due to its platform model, which generates ongoing revenue from every part it produces, rather than just one-time printer sales. In 2025, Proto Labs reported a record $533 million in annual revenue, a 6.4% increase year-over-year, with earnings per share jumping by 33%. For 2026, management projects another 6-8% revenue increase, alongside efforts to improve operational efficiency. Their Q1 2026 results showed strong momentum, with revenue hitting $139.3 million, up 10.4% year-over-year, and non-GAAP EPS of $0.54, beating analyst estimates. The company is forecasting Q2 2026 revenue between $140 million and $148 million. This focus on a diversified, recurring revenue stream across industries like medical, automotive, aerospace, and robotics makes Proto Labs a compelling player.

Another important player in the software space is PTC Inc. (PTC). Every 3D printed part begins as a digital design, and PTC provides the essential software that brings these designs to life. Their subscription-based revenue model generates substantial and predictable free cash flow, highlighting the higher margins typically found in software compared to hardware. In Q1 2026, PTC delivered $686 million in revenue and $267 million in free cash flow, demonstrating the strength of their software-centric approach.

When considering the 3D printing landscape for 2026, several companies are making headlines with their recent performance and strategic moves. Beyond the established giants, innovative players are carving out significant niches.

Stratasys (SSYS), a veteran in the polymer 3D printing space, continues to evolve. While facing some structural headwinds in pure hardware sales, the company is actively expanding its applications. For Q1 2026, Stratasys reported an EPS of -$0.01, which actually beat analysts' consensus estimates of -$0.02. Their revenue for the quarter was $132.70 million, slightly above estimates despite a 2.5% year-over-year decline. Looking ahead, Stratasys has set its full-year 2026 revenue guidance at $565 million to $575 million, with positive operating cash flow expected. They are also making strategic moves, including a partnership with Subaru for automotive tooling and a SAF qualification program with major aerospace companies like Boeing, Northrop Grumman, and Raytheon.

3D Systems (DDD), another long-standing player, is seeing significant momentum in its Aerospace & Defense (A&D) business, which is projected to become its largest industrial segment in 2026. In Q1 2026, 3D Systems reported revenue of $95.5 million, an increase of 1% year-over-year (or 11% excluding divestitures), driven by strong performance in healthcare and A&D. Their GAAP diluted loss per share narrowed to $(0.03). However, the company's Q2 2026 revenue guidance of $93 million to $95 million fell slightly below consensus estimates, and they recently undertook a $50 million common stock offering and a $100 million mixed shelf registration to bolster liquidity.

Velo3D (VLD) is a metal additive manufacturing company focused on mission-critical applications in space, aviation, and defense. They reiterated their full-year 2026 revenue guidance of $60 million to $70 million and are targeting gross margins exceeding 30% in the second half of 2026. Velo3D aims to achieve EBITDA profitability in the latter half of 2026, subject to sufficient funding, and recently raised approximately $50 million through an equity offering. Their recent contract wins with U.S. defense contractors highlight their growing presence in high-value markets.

Desktop Metal (DM), another company focused on additive manufacturing solutions, is navigating its own challenges. For Q1 2026, analysts estimate an EPS of -$0.28 and revenue of $44.1 million, with the company currently showing a negative P/E ratio, indicating a lack of profitability. A recent court ruling in their favor against Nano Dimension Ltd. regarding a merger could impact their future financial standing. The 3D printing sector is dynamic, and staying informed on these individual company developments is key.

While the growth figures for 3D printing are exciting, it’s important for investors to have a realistic understanding of the industry's current state, especially concerning margins and widespread adoption. The sector is known for its volatility and can be speculative, meaning it's best suited for long-term investors who can weather fluctuations. Historically, pure-play hardware companies have faced structural headwinds, often operating with lower gross margins (typically 20-40%) compared to software and service providers, which can command significantly higher margins (70-90%).

However, the narrative is shifting. The industry is moving beyond just experimental use cases into repeatable, production-ready applications. This transition is driven by meaningful improvements in system throughput, process stability, and part consistency, allowing additive manufacturing to meet production requirements more reliably. For instance, the aerospace and defense industries are now embedding additive manufacturing into serial production programs, particularly for lightweight structural components and engine parts, where the per-part cost premium is justified by the benefits.

Challenges remain, such as high initial setup costs for industrial systems and the need for skilled labor. However, advancements in materials science and software integration are helping to overcome these hurdles. The emergence of multi-material printing, AI integration, and large-scale industrial applications are all trends that will enhance the sector's performance in 2026 and beyond. As the technology matures and becomes more integrated into digital manufacturing ecosystems, the focus will increasingly be on productivity-led platforms that reduce post-processing and stabilize part costs, ultimately improving the margin reality for the industry as a whole.