Phathom Pharmaceuticals Inc (PHAT) returns
Phathom Pharmaceuticals returns over 5 years
$1,000 invested in Phathom Pharmaceuticals five years ago was worth $243.94 at the close on October 30, 2026, with dividends reinvested: an average return of -24.6% 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 | -21.4% | — | $786.30 | -0.9% |
| 3 months | -36.4% | — | $635.66 | +2.1% |
| Year to date | -65.4% | — | $345.99 | +11.7% |
| 1 year | -56.9% | — | $431.26 | +12.4% |
| 3 years | -36.1% | -13.9% | $639.20 | +88.5% |
| 5 years | -75.6% | -24.6% | $243.94 | +76.0% |
Phathom Pharmaceuticals return by calendar year
| Year | PHAT | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | -65.4% | +11.7% | -77.1% |
| 2025 | +104.3% | +17.7% | +86.6% |
| 2024 | -11.1% | +24.9% | -35.9% |
| 2023 | -18.6% | +26.2% | -44.8% |
| 2022 | -43.0% | -18.2% | -24.8% |
| 2021 | -40.8% | +28.7% | -69.5% |
| 2020 | +6.7% | +18.4% | -11.7% |
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: PHAT financials
No forecast, no recommendation. This page describes Phathom Pharmaceuticals 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.