PRLB stock forecast, quote, news & analysis
Proto Labs Inc is an on-demand manufacturer of custom parts for prototyping and short-run production... Show more
Why Proto Labs (PRLB) Stock Is Down -27% in the Last 30 Days
Key Takeaways
- Proto Labs shares fell roughly 27% over the trailing 30 days, with most of the decline concentrated around the company's third-quarter 2026 earnings release on October 29, 2026.
- The company posted record quarterly revenue of $154.3 million (up 14% year over year) and non-GAAP EPS of $0.63, topping estimates, yet the stock sold off sharply on softer fourth-quarter guidance and margin pressure.
- Fourth-quarter guidance implied revenue growth decelerating to roughly 8% at the midpoint, with non-GAAP EPS guided to $0.46–$0.54, down from the $0.63 reported in Q3.
- Non-GAAP gross margin slipped to 44.5%, down 140 basis points year over year, reflecting higher raw-material costs, machine upgrades, and added labor support.
- The move largely reflects a valuation re-rating in a stock that had rallied substantially before the report, rather than a deterioration in underlying fundamentals.
- For additional detail on Price Targets, Earnings, and Forecast data, explore the dedicated Proto Labs pages.
- Readers can also explore Trending AI Robots to see how automated trading strategies are positioning across thousands of tickers.
Proto Labs (PRLB) Company Overview and Market Position
Proto Labs, Inc. (NYSE: PRLB) is a digital manufacturing company headquartered in Maple Plain, Minnesota. Through an automated, software-driven platform, the company produces custom parts for product developers, engineers, and supply-chain teams, offering four core services: CNC machining, injection molding, 3D printing, and sheet metal fabrication. Its "digital thread" business model lets customers upload CAD files, receive instant pricing and design feedback, and obtain prototypes or low-volume production parts in days rather than weeks.
The company serves a diversified customer base of nearly 21,000 clients across industries including medical devices, aerospace and defense, robotics, drones, data centers, consumer electronics, and industrial equipment. Investors follow PRLB closely because it sits at the intersection of several long-running themes, including re-industrialization, on-demand manufacturing, and the use of AI to automate design and production workflows. A debt-free balance sheet with roughly $175 million in cash and investments provides financial flexibility to fund capacity expansion.
Proto Labs (PRLB) Stock Price Performance: Last 30 Days vs. Quarter
Over the trailing 30 days, Proto Labs shares fell approximately 27%, declining from a closing price near $94.85 in late September to the mid-$60s in late October. The decline was abrupt rather than gradual: after trading near the high-$90s in early October, the stock dropped roughly 15% in a single session following its Q3 report on October 29, 2026, and continued lower the next day.
Across the broader quarter, the picture is one of extreme volatility. The stock began the period near $75 in late July, rallied to a 52-week high near $100 by early October, and then gave back those gains in the post-earnings selloff. The net result was a modest single-digit decline over the trailing three months, even as the stock remained sharply higher on a year-to-date and 52-week basis.
What Drove PRLB Stock Price in the Last 30 Days
The primary catalyst for the 30-day decline was Proto Labs' third-quarter 2026 earnings report, released before the market opened on October 29, 2026. The headline results were strong: record revenue of $154.3 million, up 14% year over year, and non-GAAP EPS of $0.63, up 33% and ahead of the $0.60 consensus. Management also raised full-year 2026 revenue growth guidance to 10%–11% from 8%–10%.
Despite the beat, investors focused on the forward outlook. Fourth-quarter revenue guidance of $143 million to $151 million implied growth moderating to roughly 8% at the midpoint, a clear step down from the 14% just reported. Non-GAAP EPS guidance of $0.46 to $0.54 also pointed to a sequential decline from Q3's $0.63. Gross margin compression compounded the concern: non-GAAP gross margin fell to 44.5%, down 140 basis points year over year and 230 basis points sequentially, driven by higher raw-material costs, machine upgrades, and temporary labor and contractor investments.
Because the stock had already re-rated sharply higher on a premium valuation ahead of the print, the softer near-term guidance triggered a rapid de-rating rather than a rally.
What Drove PRLB Stock Performance Over the Last Quarter
The quarterly trend reflects a broader narrative of accelerating growth colliding with elevated expectations. Across the period, Proto Labs demonstrated genuine business momentum: CNC machining grew more than 16% year over year, injection molding rose roughly 13%, and 3D printing climbed about 11%, supported by demand in aerospace and defense, space, robotics, and data centers. Revenue per customer increased 17%, and the company served nearly 21,000 customers, signaling deeper engagement with larger strategic accounts.
However, the stock's valuation expanded faster than its fundamentals over the summer and early fall, leaving little room for error. When fourth-quarter guidance signaled a sequential slowdown and margin headwinds, the premium multiple compressed. The quarter thus illustrates how strong operating results can still produce a falling stock price when expectations and valuation have run ahead of the near-term trajectory.
Trending AI Robots
Tickeron's Trending AI Robots page highlights a curated selection of the platform's automated trading bots. While Tickeron offers hundreds of AI-driven bots that trade thousands of tickers, only the top-performing and most relevant strategies appear in this section. The bots vary widely in approach, holding period, and performance metrics, allowing users to compare strategies side by side and evaluate how different algorithms are navigating current market conditions. For traders seeking a data-driven complement to their own research on stocks such as PRLB, reviewing the Trending AI Robots section can offer a useful perspective on automated positioning.
PRLB Stock Forecast Drivers: What Investors Should Watch Next
Looking ahead, investors will be watching whether Proto Labs can sustain its double-digit revenue growth into 2027 while stabilizing gross margins. Key items include the company's fourth-quarter 2026 results and any commentary on 2027 guidance, progress in returning its European operations to profitability, and the pace of capacity investments in high-growth areas such as metal 3D printing and Multi Jet Fusion. Demand trends in aerospace and defense, robotics, and data centers remain important macro drivers, as do raw-material costs and the trajectory of factory CNC machining volumes. Analysts' forward expectations and any changes to the consensus price target will also influence sentiment, particularly given the stock's still-elevated earnings multiple.
Disclaimer
The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer.
Momentum Indicator for PRLB turns negative, indicating new downward trend
PRLB saw its Momentum Indicator move below the 0 level on October 29, 2026. This is an indication that the stock could be shifting in to a new downward move. Traders may want to consider selling the stock or exploring put options. Tickeron's A.I.dvisor looked at 93 similar instances where the indicator turned negative. In 77 of the 93 cases, the stock moved further down in the following days. The odds of a decline are at 83%.
Technical Analysis (Indicators)
Bearish Trend Analysis
The Moving Average Convergence Divergence Histogram (MACD) for PRLB turned negative on October 08, 2026. This could be a sign that the stock is set to turn lower in the coming weeks. Traders may want to sell the stock or buy put options. Tickeron's A.I.dvisor looked at 49 similar instances when the indicator turned negative. In 36 of the 49 cases the stock turned lower in the days that followed. This puts the odds of success at 73%.
PRLB moved below its 50-day moving average on October 29, 2026 date and that indicates a change from an upward trend to a downward trend.
The 10-day moving average for PRLB crossed bearishly below the 50-day moving average on October 30, 2026. This indicates that the trend has shifted lower and could be considered a sell signal. In 11 of 15 past instances when the 10-day crossed below the 50-day, the stock continued to move higher over the following month. The odds of a continued downward trend are 73%.
Following a 3-day decline, the stock is projected to fall further. Considering past instances where PRLB declined for three days, the price rose further in 50 of 62 cases within the following month. The odds of a continued downward trend are 66%.
The Aroon Indicator for PRLB entered a downward trend on November 10, 2026. This could indicate a strong downward move is ahead for the stock. Traders may want to consider selling the stock or buying put options.
Bullish Trend Analysis
The RSI Indicator points to a transition from a downward trend to an upward trend -- in cases where PRLB's RSI Oscillator exited the oversold zone, 23 of 29 resulted in an increase in price. Tickeron's analysis proposes that the odds of a continued upward trend are 79%.
The Stochastic Oscillator shows that the ticker has stayed in the oversold zone for 6 days. The price of this ticker is presumed to bounce back soon, since the longer the ticker stays in the oversold zone, the more promptly an upward trend is expected.
Following a +9.61% 3-day Advance, the price is estimated to grow further. Considering data from situations where PRLB advanced for three days, in 204 of 278 cases, the price rose further within the following month. The odds of a continued upward trend are 73%.
PRLB may jump back above the lower band and head toward the middle band. Traders may consider buying the stock or exploring call options.
Fundamental Analysis (Ratings)
The Tickeron Seasonality Score of 50 (best 1 - 100 worst) indicates that the company is fair valued in the industry. The Tickeron Seasonality score describes the variance of predictable price changes around the same period every calendar year. These changes can be tied to a specific month, quarter, holiday or vacation period, as well as a meteorological or growing season.
The Tickeron Price Growth Rating for this company is 63 (best 1 - 100 worst), indicating fairly steady price growth. PRLB’s price grows at a lower rate over the last 12 months as compared to S&P 500 index constituents.
The Tickeron PE Growth Rating for this company is 83 (best 1 - 100 worst), pointing to worse than average earnings growth. The PE Growth rating is based on a comparative analysis of stock PE ratio increase over the last 12 months compared against S&P 500 index constituents.
The Tickeron SMR rating for this company is 84 (best 1 - 100 worst), indicating weak sales and an unprofitable business model. SMR (Sales, Margin, Return on Equity) rating is based on comparative analysis of weighted Sales, Income Margin and Return on Equity values compared against S&P 500 index constituents. The weighted SMR value is a proprietary formula developed by Tickeron and represents an overall profitability measure for a stock.
The Tickeron Valuation Rating of 87 (best 1 - 100 worst) indicates that the company is significantly overvalued in the industry. This rating compares market capitalization estimated by our proprietary formula with the current market capitalization. This rating is based on the following metrics, as compared to industry averages: P/B Ratio (2.272) is normal, around the industry mean (2.913). PRLB has a moderately high P/E Ratio (51.320) as compared to the industry average of (9.265). PRLB's Projected Growth (PEG Ratio) (3.700) is very high in comparison to the industry average of (0.744). Dividend Yield (0.000) settles around the average of (0.032) among similar stocks. P/S Ratio (3.605) is also within normal values, averaging (6248.204).
The Tickeron Profit vs. Risk Rating rating for this company is 98 (best 1 - 100 worst), indicating that the returns do not compensate for the risks. PRLB’s unstable profits reported over time resulted in significant Drawdowns within these last five years. A stable profit reduces stock drawdown and volatility. The average Profit vs. Risk Rating rating for the industry is 75, placing this stock worse than average.
Industry description
Market Cap
High and low price notable news
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Fundamental Analysis Ratings
The average fundamental analysis ratings, where 1 is best and 100 is worst, are as follows
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General Information
a manufacturer of custom prototype and plastic products
Industry MetalFabrication