Proto Labs, Inc. (PRLB:NYSE) closed at $87.40 on October 19, 2026, up 2.04% on the day. The stock trades 12.6% below its 52-week high of $99.96 and 93.8% above its 52-week low of $45.10. Over the past year, it gained 62.6%. Proto Labs, Inc. is part of the Capital Goods sector (Metal Fabrications).
In 252 trading sessions since October 17, 2025, PRLB closed higher on 130 days (52%). Its best day was February 6, 2026 (+27.99%) and its worst was November 4, 2025 (-9.71%). The stock moved 10% or more in a single session 2 times. It opened at least 5% above the previous day's high 2 times.
Proto Labs, Inc., together with its subsidiaries, operates as an e-commerce enabled digital manufacturer of custom parts for prototyping and short-run production in the Unites States, Europe, and Japan. The company utilizes injection molding, computer numerical control machining, and three-dimensional (3D) printing to manufacture custom parts for developers and engineers who use 3D computer-aided design software to design products in the medical, aerospace, computer/electronics, consumer products, industrial machinery, and other markets. Proto Labs, Inc. was founded in 1999 and is headquartered in Maple Plain, Minnesota.
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Based on end-of-day data. For information only, not investment advice.