Dexcom (DXCM) returns
Dexcom returns over 10 years
$1,000 invested in Dexcom ten years ago was worth $4,292 at the close on October 30, 2026, with dividends reinvested: an average return of 15.7% 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 | -4.6% | — | $953.65 | -0.9% |
| 3 months | +10.4% | — | $1,104 | +2.1% |
| Year to date | +24.0% | — | $1,240 | +11.7% |
| 1 year | +20.7% | — | $1,207 | +12.4% |
| 3 years | -3.1% | -1.0% | $969.14 | +88.5% |
| 5 years | -47.2% | -12.0% | $528.17 | +76.0% |
| 10 years | +329.2% | +15.7% | $4,292 | +316.6% |
Dexcom return by calendar year
| Year | DXCM | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | +24.0% | +11.7% | +12.3% |
| 2025 | -14.7% | +17.7% | -32.4% |
| 2024 | -37.3% | +24.9% | -62.2% |
| 2023 | +9.6% | +26.2% | -16.6% |
| 2022 | -15.6% | -18.2% | +2.5% |
| 2021 | +45.2% | +28.7% | +16.5% |
| 2020 | +69.0% | +18.4% | +50.6% |
| 2019 | +82.6% | +31.2% | +51.4% |
| 2018 | +108.7% | -4.6% | +113.3% |
| 2017 | -3.9% | +21.7% | -25.6% |
| 2016 | -27.1% | +12.0% | -39.1% |
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: DXCM financials · DXCM valuation
No forecast, no recommendation. This page describes Dexcom 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.