Gossamer Bio Inc (GOSS) returns
Gossamer Bio returns over 5 years
$1,000 invested in Gossamer Bio five years ago was worth $10.45 at the close on October 30, 2026, with dividends reinvested: an average return of -59.8% a year. The same $1,000 in the S&P 500 (SPY) became $1,760.
Total return by period
| Period | Total return | A year, on average | $1,000 became | S&P 500 (SPY) |
|---|---|---|---|---|
| 1 month | -12.4% | — | $875.95 | -0.9% |
| 3 months | -27.2% | — | $727.71 | +2.1% |
| Year to date | -95.8% | — | $41.85 | +11.7% |
| 1 year | -94.6% | — | $53.62 | +12.4% |
| 3 years | -74.0% | -36.1% | $260.39 | +88.5% |
| 5 years | -99.0% | -59.8% | $10.45 | +76.0% |
Gossamer Bio return by calendar year
| Year | GOSS | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | -95.8% | +11.7% | -107.5% |
| 2025 | +242.7% | +17.7% | +225.0% |
| 2024 | -0.9% | +24.9% | -25.8% |
| 2023 | -57.9% | +26.2% | -84.1% |
| 2022 | -80.8% | -18.2% | -62.6% |
| 2021 | +17.0% | +28.7% | -11.8% |
| 2020 | -38.1% | +18.4% | -56.5% |
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:
No forecast, no recommendation. This page describes Gossamer Bio 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.