Power Integrations Inc (POWI) returns
Power Integrations returns over 10 years
$1,000 invested in Power Integrations ten years ago was worth $1,513 at the close on October 30, 2026, with dividends reinvested: an average return of 4.2% 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 | -15.3% | — | $846.72 | -0.9% |
| 3 months | -27.6% | — | $723.57 | +2.1% |
| Year to date | +24.8% | — | $1,248 | +11.7% |
| 1 year | +9.2% | — | $1,092 | +12.4% |
| 3 years | -32.5% | -12.3% | $674.88 | +88.5% |
| 5 years | -54.8% | -14.7% | $451.72 | +76.0% |
| 10 years | +51.3% | +4.2% | $1,513 | +316.6% |
Power Integrations return by calendar year
| Year | POWI | S&P 500 (SPY) | Difference |
|---|---|---|---|
| 2026 to date | +24.8% | +11.7% | +13.1% |
| 2025 | -41.3% | +17.7% | -59.0% |
| 2024 | -24.0% | +24.9% | -48.9% |
| 2023 | +15.6% | +26.2% | -10.6% |
| 2022 | -22.1% | -18.2% | -3.9% |
| 2021 | +14.1% | +28.7% | -14.6% |
| 2020 | +66.8% | +18.4% | +48.4% |
| 2019 | +63.6% | +31.2% | +32.4% |
| 2018 | -16.3% | -4.6% | -11.8% |
| 2017 | +9.3% | +21.7% | -12.4% |
| 2016 | +40.9% | +12.0% | +28.9% |
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: POWI financials · POWI valuation
No forecast, no recommendation. This page describes Power Integrations 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.