Exponent Inc (EXPO) returns
Exponent returns over 10 years
$1,000 invested in Exponent ten years ago was worth $3,183 at the close on October 30, 2026, with dividends reinvested: an average return of 12.3% 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 | +22.7% | — | $1,227 | -0.9% |
| 3 months | +24.9% | — | $1,249 | +2.1% |
| Year to date | +17.2% | — | $1,172 | +11.7% |
| 1 year | +22.3% | — | $1,223 | +12.4% |
| 3 years | +14.3% | +4.6% | $1,143 | +88.5% |
| 5 years | -25.4% | -5.7% | $745.94 | +76.0% |
| 10 years | +218.3% | +12.3% | $3,183 | +316.6% |
Exponent return by calendar year
| Year | EXPO | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | +17.2% | +11.7% | +5.5% |
| 2025 | -20.8% | +17.7% | -38.5% |
| 2024 | +2.4% | +24.9% | -22.4% |
| 2023 | -10.1% | +26.2% | -36.3% |
| 2022 | -14.3% | -18.2% | +3.9% |
| 2021 | +30.7% | +28.7% | +1.9% |
| 2020 | +31.8% | +18.4% | +13.4% |
| 2019 | +37.5% | +31.2% | +6.3% |
| 2018 | +44.2% | -4.6% | +48.8% |
| 2017 | +19.5% | +21.7% | -2.2% |
| 2016 | +22.4% | +12.0% | +10.4% |
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: EXPO financials · EXPO valuation
No forecast, no recommendation. This page describes Exponent 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.