Proto Labs Inc (PRLB) returns
Proto Labs returns over 10 years
$1,000 invested in Proto Labs ten years ago was worth $1,550 at the close on October 30, 2026, with dividends reinvested: an average return of 4.5% a year. The same $1,000 in the S&P 500 (SPY) became $4,166.
Total return by period
| Period | Total return | A year, on average | $1,000 became | S&P 500 (SPY) |
|---|---|---|---|---|
| 1 month | -27.4% | — | $726.31 | -0.9% |
| 3 months | -8.3% | — | $916.82 | +2.1% |
| Year to date | +36.2% | — | $1,362 | +11.7% |
| 1 year | +29.9% | — | $1,299 | +12.4% |
| 3 years | +194.3% | +43.3% | $2,943 | +88.5% |
| 5 years | +15.2% | +2.9% | $1,152 | +76.0% |
| 10 years | +55.0% | +4.5% | $1,550 | +316.6% |
Proto Labs return by calendar year
| Year | PRLB | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | +36.2% | +11.7% | +24.5% |
| 2025 | +29.4% | +17.7% | +11.7% |
| 2024 | +0.3% | +24.9% | -24.6% |
| 2023 | +52.6% | +26.2% | +26.4% |
| 2022 | -50.3% | -18.2% | -32.1% |
| 2021 | -66.5% | +28.7% | -95.3% |
| 2020 | +51.1% | +18.4% | +32.7% |
| 2019 | -10.0% | +31.2% | -41.2% |
| 2018 | +9.5% | -4.6% | +14.1% |
| 2017 | +100.6% | +21.7% | +78.9% |
| 2016 | -19.4% | +12.0% | -31.4% |
Past returns do not predict future returns. Returns are computed from our daily closes, adjusted for splits and with dividends reinvested on their ex-dates; taxes and trading costs are left out.
See also: PRLB financials · PRLB valuation
No forecast, no recommendation. This page describes Proto Labs Inc from published data; it is not advice to buy, sell or hold any security.
Figures as of the close on Oct 30, 2026 unless a row says otherwise. Prices are split adjusted; returns include dividends reinvested. Data may be delayed. See the disclaimer and how TrendArc works.