Regeneron (REGN) returns
Regeneron returns over 10 years
$1,000 invested in Regeneron ten years ago was worth $2,632 at the close on October 30, 2026, with dividends reinvested: an average return of 10.2% 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 | +22.4% | — | $1,224 | -0.9% |
| 3 months | +25.8% | — | $1,258 | +2.1% |
| Year to date | +20.7% | — | $1,207 | +11.7% |
| 1 year | +42.6% | — | $1,426 | +12.4% |
| 3 years | +20.4% | +6.4% | $1,204 | +88.5% |
| 5 years | +46.3% | +7.9% | $1,463 | +76.0% |
| 10 years | +163.2% | +10.2% | $2,632 | +316.6% |
Regeneron return by calendar year
| Year | REGN | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | +20.7% | +11.7% | +9.0% |
| 2025 | +8.9% | +17.7% | -8.8% |
| 2024 | -18.9% | +24.9% | -43.8% |
| 2023 | +21.7% | +26.2% | -4.5% |
| 2022 | +14.2% | -18.2% | +32.4% |
| 2021 | +30.7% | +28.7% | +2.0% |
| 2020 | +28.7% | +18.4% | +10.3% |
| 2019 | +0.5% | +31.2% | -30.7% |
| 2018 | -0.7% | -4.6% | +3.9% |
| 2017 | +2.4% | +21.7% | -19.3% |
| 2016 | -32.4% | +12.0% | -44.4% |
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: REGN financials · REGN valuation
No forecast, no recommendation. This page describes Regeneron 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.