Power Integrations, Inc. (POWI) Stock Price History
Historical prices from 1997 to 2026
- 1M
- -24.6%
- 3M
- -31.7%
- YTD
- +7.9%
- 1Y
- +10.2%
- 3Y
- -18.9%
- 5Y
- -17.0%
Loading 10-year price history...
POWI Historical Performance
POWI Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -27.7%
- 2003 annual price return
- +83.0%
- 2004 annual price return
- -40.7%
- 2005 annual price return
- +25.5%
- 2006 annual price return
- -7.3%
- 2007 annual price return
- +51.4%
- 2008 annual price return
- -37.7%
- 2009 annual price return
- +80.0%
- 2010 annual price return
- +9.6%
- 2011 annual price return
- -17.9%
- 2012 annual price return
- +0.7%
- 2013 annual price return
- +58.6%
- 2014 annual price return
- -5.8%
- 2015 annual price return
- -5.9%
- 2016 annual price return
- +41.5%
- 2017 annual price return
- +8.2%
- 2018 annual price return
- -19.3%
- 2019 annual price return
- +62.5%
- 2020 annual price return
- +63.9%
- 2021 annual price return
- +12.9%
- 2022 annual price return
- -22.5%
- 2023 annual price return
- +14.6%
- 2024 annual price return
- -23.0%
- 2025 annual price return
- -41.5%
- 2026 annual price return
- +31.7%
POWI Stock Price Trajectory (1997–2026)
As of November 7, 2026, Power Integrations, Inc. (POWI) trades at $40.26, representing a +10.2% return over the past year. The stock has delivered a -56.8% total return over five years (-17.0% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $110.66 on September 2, 2021. From this peak, POWI has corrected -63.6%, currently trading 32% below its 200-day moving average, suggesting potential weakness.
When compared to Technology sector peers MPWR (+24.3% 1Y), DIOD (+49.3% 1Y), and SLAB (+70.1% 1Y), POWI has underperformed the peer group average. Compare POWI vs MPWR →
POWI Historical Price Data · from 1997
Rows 1–50 of 7,270| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-11-06 | 40.73 | 41.69 | 38.95 | 40.26 | 1.55M | +3.66% |
| 2026-11-05 | 42.67 | 43.26 | 38.06 | 38.84 | 2.25M | -17.01% |
| 2026-11-04 | 46.91 | 47.82 | 44.71 | 46.80 | 663K | -0.40% |
| 2026-11-03 | 46.27 | 48.49 | 45.70 | 46.99 | 1.04M | +4.77% |
| 2026-11-02 | 45.12 | 47.18 | 44.59 | 44.85 | 1.18M | +2.26% |
| 2026-10-30 | 45.99 | 46.74 | 42.53 | 43.86 | 1.67M | -10.54% |
| 2026-10-29 | 49.21 | 49.75 | 48.14 | 49.03 | 485K | -0.59% |
| 2026-10-28 | 49.42 | 49.42 | 47.68 | 49.32 | 549K | -0.02% |
| 2026-10-27 | 48.49 | 49.42 | 48.03 | 49.33 | 590K | +4.12% |
| 2026-10-26 | 47.67 | 47.81 | 46.31 | 47.38 | 453K | +0.85% |
| 2026-10-23 | 46.71 | 47.54 | 45.95 | 46.98 | 688K | -0.30% |
| 2026-10-22 | 46.37 | 47.79 | 45.91 | 47.12 | 769K | -2.34% |
| 2026-10-21 | 47.53 | 48.52 | 46.56 | 48.25 | 513K | +2.73% |
| 2026-10-20 | 44.81 | 47.41 | 44.35 | 46.97 | 689K | +3.32% |
| 2026-10-19 | 45.71 | 46.35 | 44.33 | 45.46 | 804K | +2.16% |
| 2026-10-16 | 44.51 | 45.89 | 44.19 | 44.50 | 756K | -1.05% |
| 2026-10-15 | 43.30 | 45.11 | 42.50 | 44.97 | 1.05M | +0.42% |
| 2026-10-14 | 45.92 | 46.82 | 43.91 | 44.78 | 1.06M | -4.11% |
| 2026-10-13 | 46.16 | 47.16 | 45.36 | 46.70 | 1.03M | -0.87% |
| 2026-10-12 | 48.72 | 48.72 | 46.98 | 47.11 | 559K | -4.09% |
| 2026-10-09 | 50.79 | 51.36 | 48.70 | 49.12 | 366K | -1.54% |
| 2026-10-08 | 50.54 | 50.63 | 48.89 | 49.89 | 735K | -2.94% |
| 2026-10-07 | 52.15 | 52.57 | 50.66 | 51.40 | 440K | -3.75% |
| 2026-10-06 | 54.69 | 54.69 | 53.13 | 53.40 | 507K | -1.77% |
| 2026-10-05 | 54.07 | 54.63 | 52.17 | 54.36 | 704K | -0.18% |
| 2026-10-02 | 53.54 | 55.86 | 53.03 | 54.46 | 894K | +5.75% |
| 2026-10-01 | 51.80 | 52.13 | 50.48 | 51.50 | 853K | -0.58% |
| 2026-09-30 | 51.28 | 52.28 | 50.79 | 51.80 | 1.12M | +1.41% |
| 2026-09-29 | 53.16 | 53.16 | 50.72 | 51.08 | 1.07M | -1.47% |
| 2026-09-28 | 51.82 | 52.51 | 50.72 | 51.84 | 629K | -0.73% |
| 2026-09-25 | 51.29 | 52.89 | 50.94 | 52.22 | 753K | +2.84% |
| 2026-09-24 | 49.84 | 50.84 | 49.08 | 50.78 | 657K | -0.53% |
| 2026-09-23 | 51.22 | 51.50 | 49.57 | 51.05 | 657K | -0.80% |
| 2026-09-22 | 49.62 | 52.26 | 49.43 | 51.46 | 664K | +3.94% |
| 2026-09-21 | 51.39 | 51.93 | 49.47 | 49.51 | 739K | -1.75% |
| 2026-09-18 | 49.76 | 50.61 | 49.15 | 50.39 | 1.53M | +2.52% |
| 2026-09-17 | 49.10 | 50.24 | 48.67 | 49.15 | 829K | +3.15% |
| 2026-09-16 | 49.64 | 49.64 | 46.71 | 47.65 | 602K | -1.28% |
| 2026-09-15 | 49.59 | 49.92 | 47.40 | 48.27 | 757K | -0.49% |
| 2026-09-14 | 49.82 | 50.27 | 48.44 | 48.51 | 555K | -7.21% |
| 2026-09-11 | 50.68 | 53.15 | 50.51 | 52.28 | 1.01M | +5.21% |
| 2026-09-10 | 48.20 | 50.08 | 48.20 | 49.69 | 354K | -0.04% |
| 2026-09-09 | 49.90 | 51.17 | 49.49 | 49.71 | 675K | -1.49% |
| 2026-09-08 | 51.19 | 51.60 | 50.05 | 50.46 | 589K | +0.02% |
| 2026-09-04 | 51.00 | 51.70 | 49.77 | 50.45 | 471K | -0.18% |
| 2026-09-03 | 50.00 | 51.04 | 48.42 | 50.54 | 781K | +0.48% |
| 2026-09-02 | 49.78 | 50.61 | 48.67 | 50.30 | 1.18M | +1.04% |
| 2026-09-01 | 50.50 | 50.78 | 49.29 | 49.78 | 2.53M | -3.11% |
| 2026-08-31 | 51.61 | 52.52 | 50.90 | 51.38 | 947K | -0.25% |
| 2026-08-28 | 55.00 | 55.93 | 51.32 | 51.51 | 770K | -6.87% |
POWI Chart Terminal
Live VCP patterns, Cup & Handle overlays, support/resistance, and AI trade plans.
Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
POWI — Frequently Asked Questions
Quick answers to the most common questions about buying POWI stock.
How has POWI stock performed recently?
POWI returned +10.2% over the past year, beating its 5-year annualized CAGR of -17.0%. The stock trades below its 200-day moving average, confirming the uptrend.
What is POWI's all-time high price?
Power Integrations, Inc. reached $110.66 on 2021-09-02. The 52-week high is $91.18. Current 1-year return of +10.2% places the stock closer to historical peaks.
Where can I download POWI historical price data?
This page provides POWI daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1997-2026, downloadable in CSV format.