Celldex Therapeutics Inc (CLDX) returns
Celldex Therapeutics returns over 10 years
$1,000 invested in Celldex Therapeutics ten years ago was worth $631.03 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 | -7.1% | — | $928.73 | -0.9% |
| 3 months | -21.8% | — | $782.12 | +2.1% |
| Year to date | +10.8% | — | $1,108 | +11.7% |
| 1 year | +15.8% | — | $1,158 | +12.4% |
| 3 years | +32.6% | +9.9% | $1,326 | +88.5% |
| 5 years | -29.2% | -6.7% | $707.57 | +76.0% |
| 10 years | -36.9% | -4.5% | $631.03 | +316.6% |
Celldex Therapeutics return by calendar year
| Year | CLDX | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | +10.8% | +11.7% | -0.9% |
| 2025 | +7.5% | +17.7% | -10.2% |
| 2024 | -36.3% | +24.9% | -61.2% |
| 2023 | -11.0% | +26.2% | -37.2% |
| 2022 | +15.3% | -18.2% | +33.5% |
| 2021 | +120.5% | +28.7% | +91.8% |
| 2020 | +685.7% | +18.4% | +667.3% |
| 2019 | -24.9% | +31.2% | -56.1% |
| 2018 | -93.0% | -4.6% | -88.5% |
| 2017 | -19.8% | +21.7% | -41.5% |
| 2016 | -77.4% | +12.0% | -89.4% |
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: CLDX financials
No forecast, no recommendation. This page describes Celldex Therapeutics 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.