Regenxbio Inc (RGNX) returns
Regenxbio returns over 10 years
$1,000 invested in Regenxbio ten years ago was worth $452.83 at the close on October 30, 2026, with dividends reinvested: an average return of -7.6% 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 | -4.4% | — | $956.18 | -0.9% |
| 3 months | -28.9% | — | $711.46 | +2.1% |
| Year to date | -50.0% | — | $500.00 | +11.7% |
| 1 year | -43.8% | — | $561.62 | +12.4% |
| 3 years | -49.9% | -20.6% | $501.04 | +88.5% |
| 5 years | -79.7% | -27.3% | $203.16 | +76.0% |
| 10 years | -54.7% | -7.6% | $452.83 | +316.6% |
Regenxbio return by calendar year
| Year | RGNX | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | -50.0% | +11.7% | -61.7% |
| 2025 | +86.3% | +17.7% | +68.6% |
| 2024 | -56.9% | +24.9% | -81.8% |
| 2023 | -20.9% | +26.2% | -47.0% |
| 2022 | -30.6% | -18.2% | -12.5% |
| 2021 | -27.9% | +28.7% | -56.7% |
| 2020 | +10.7% | +18.4% | -7.7% |
| 2019 | -2.3% | +31.2% | -33.6% |
| 2018 | +26.2% | -4.6% | +30.7% |
| 2017 | +79.2% | +21.7% | +57.5% |
| 2016 | +11.7% | +12.0% | -0.3% |
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: RGNX financials
No forecast, no recommendation. This page describes Regenxbio 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.