Power Integrations Stock Price History
NASDAQ: POWITechnologySemiconductorsUSD
49.12-0.77 (-1.54%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
POWI price history at a glance
The price history for Power Integrations (POWI) on this page begins on December 8, 1997, when the stock closed at $2.03; it most recently closed at $49.12 on October 5, 2026. The highest price in this record is $110.66, reached on August 30, 2021; the latest close is 55.6% below that peak. Across the 28 complete calendar years in the table, POWI finished higher in 16 and lower in 12. Its best year was 1999 (+282.5%) and its worst was 2000 (-76.0%).
Over roughly 29 years the share price changed +2318.2%, a 11.7% compound annual price return (excluding dividends). In the last 12 months alone, POWI has gained 31.0%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 1997
- $110.66
- Date of high
- Aug 30, 2021
- Low since 1997
- $1.94
- Date of low
- Aug 31, 1998
- 52-week high
- $91.18
- 52-week low
- $30.86
- IPO year
- 1997
- Last close
- $49.12
POWI returns
1 week
-9.81%
1 month
-1.19%
3 months
-31.84%
6 months
-9.92%
Year to date
+38.21%
1 year
+30.95%
3 years
-34.96%
5 years
-50.05%
POWI price return, excluding dividends.
POWI annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 49.12 | +31.69% |
| 2025 | 37.30 | -39.59% |
| 2024 | 61.74 | -24.81% |
| 2023 | 82.11 | +14.49% |
| 2022 | 71.72 | -22.79% |
| 2021 | 92.89 | +13.47% |
| 2020 | 81.86 | +64.46% |
| 2019 | 49.78 | +71.05% |
| 2018 | 29.10 | -20.87% |
| 2017 | 36.78 | +8.40% |
| 2016 | 33.93 | +39.52% |
| 2015 | 24.32 | -5.92% |
| 2014 | 25.85 | -7.07% |
| 2013 | 27.81 | +57.56% |
| 2012 | 17.65 | +6.45% |
| 2011 | 16.58 | -17.43% |
| 2010 | 20.08 | +10.45% |
| 2009 | 18.18 | +80.00% |
| 2008 | 10.10 | -32.64% |
| 2007 | 15.00 | +27.89% |
| 2006 | 11.73 | -1.51% |
| 2005 | 11.91 | +20.37% |
| 2004 | 9.89 | -40.71% |
| 2003 | 16.68 | +82.79% |
| 2002 | 9.13 | -26.26% |
| 2001 | 12.38 | +115.22% |
| 2000 | 5.75 | -76.01% |
| 1999 | 23.97 | +282.55% |
| 1998 | 6.27 | +163.81% |
| 1997* | 2.38 | +16.92% |
* Partial year: the record begins after the start of 1997; return measured from the first available close.
2026 return is year to date.
POWI daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 51.05 | 51.36 | 48.71 | 49.12 | -1.54% | |
| 50.54 | 50.63 | 48.89 | 49.89 | -2.94% | |
| 52.15 | 52.57 | 50.66 | 51.40 | -3.75% | |
| 54.69 | 54.69 | 53.13 | 53.40 | -1.77% | |
| 54.07 | 54.63 | 52.17 | 54.36 | -0.18% | |
| 53.54 | 55.86 | 53.03 | 54.46 | +5.75% | |
| 51.80 | 52.13 | 50.48 | 51.50 | -0.58% | |
| 51.28 | 52.28 | 50.79 | 51.80 | +1.41% | |
| 53.16 | 53.16 | 50.72 | 51.08 | -1.47% | |
| 51.82 | 52.51 | 50.72 | 51.84 | -0.73% | |
| 51.29 | 52.89 | 50.94 | 52.22 | +2.84% | |
| 49.84 | 50.84 | 49.08 | 50.78 | -0.53% | |
| 51.22 | 51.50 | 49.57 | 51.05 | -0.80% | |
| 49.62 | 52.26 | 49.43 | 51.46 | +3.94% | |
| 51.39 | 51.93 | 49.47 | 49.51 | -1.75% | |
| 49.76 | 50.61 | 49.15 | 50.39 | +2.52% | |
| 49.10 | 50.24 | 48.67 | 49.15 | +3.15% | |
| 49.64 | 49.64 | 46.71 | 47.65 | -1.28% | |
| 49.59 | 49.92 | 47.40 | 48.27 | -0.49% | |
| 49.82 | 50.27 | 48.44 | 48.51 | -7.21% | |
| 50.68 | 53.15 | 50.51 | 52.28 | +5.21% | |
| 48.20 | 50.08 | 48.20 | 49.69 | -0.04% | |
| 49.90 | 51.17 | 49.49 | 49.71 | -1.49% | |
| 51.19 | 51.60 | 50.05 | 50.46 | +0.02% | |
| 51.00 | 51.70 | 49.77 | 50.45 | -0.18% | |
| 50.00 | 51.04 | 48.42 | 50.54 | +0.48% | |
| 49.78 | 50.61 | 48.67 | 50.30 | +1.04% | |
| 50.50 | 50.78 | 49.29 | 49.78 | -3.11% | |
| 51.61 | 52.52 | 50.90 | 51.38 | -0.25% | |
| 55.00 | 55.93 | 51.32 | 51.51 | -6.87% | |
| 56.21 | 56.97 | 54.78 | 55.31 | +0.75% | |
| 55.49 | 56.62 | 54.50 | 54.90 | +0.49% | |
| 54.59 | 54.70 | 53.28 | 54.63 | +2.73% | |
| 54.66 | 54.66 | 51.83 | 53.18 | -3.62% | |
| 55.28 | 55.64 | 54.15 | 55.18 | +0.62% | |
| 55.76 | 56.80 | 54.13 | 54.84 | -1.70% | |
| 59.40 | 59.50 | 55.69 | 55.79 | -4.78% | |
| 59.81 | 60.70 | 58.00 | 58.59 | -5.65% | |
| 63.07 | 64.65 | 61.96 | 62.10 | -1.04% | |
| 61.77 | 63.43 | 61.29 | 62.75 | +0.71% | |
| 63.48 | 64.47 | 61.90 | 62.31 | -2.40% | |
| 65.74 | 66.18 | 63.24 | 63.84 | +0.90% | |
| 63.38 | 65.14 | 62.67 | 63.27 | +2.10% | |
| 65.08 | 65.48 | 61.47 | 61.97 | -4.06% | |
| 60.71 | 64.82 | 60.71 | 64.59 | +9.51% | |
| 61.53 | 63.16 | 58.61 | 58.98 | -4.79% | |
| 63.36 | 64.03 | 61.48 | 61.95 | -4.06% | |
| 62.71 | 64.89 | 61.80 | 64.57 | +6.90% | |
| 58.44 | 61.82 | 58.44 | 60.40 | -0.51% | |
| 62.57 | 63.72 | 60.48 | 60.71 | -0.26% | |
| 59.01 | 61.68 | 58.37 | 60.87 | +7.60% | |
| 58.55 | 59.75 | 56.04 | 56.57 | -4.44% | |
| 60.35 | 62.00 | 57.28 | 59.20 | -6.64% | |
| 63.58 | 65.15 | 60.38 | 63.41 | -0.08% | |
| 70.76 | 70.76 | 63.36 | 63.46 | -10.46% | |
| 71.03 | 72.92 | 70.06 | 70.87 | -2.23% | |
| 72.54 | 74.42 | 71.80 | 72.49 | -2.55% | |
| 73.15 | 74.92 | 72.60 | 74.39 | +4.55% | |
| 71.43 | 72.48 | 70.57 | 71.15 | +0.99% | |
| 66.80 | 71.57 | 66.47 | 70.45 | +0.87% | |
| 68.64 | 70.17 | 68.03 | 69.84 | -1.66% | |
| 71.82 | 72.20 | 67.34 | 71.02 | +0.37% | |
| 72.73 | 73.33 | 70.41 | 70.76 | +1.90% | |
| 69.88 | 70.42 | 68.87 | 69.44 | -3.65% | |
| 69.50 | 72.30 | 69.17 | 72.07 | +1.75% | |
| 69.90 | 71.74 | 68.15 | 70.83 | +6.58% | |
| 65.21 | 67.75 | 65.21 | 66.46 | -0.57% | |
| 69.04 | 69.56 | 65.45 | 66.84 | -8.51% | |
| 74.08 | 77.57 | 72.94 | 73.06 | +0.10% | |
| 80.20 | 80.37 | 70.89 | 72.99 | -9.07% | |
| 81.02 | 82.86 | 79.89 | 80.27 | -4.17% | |
| 79.60 | 84.01 | 79.49 | 83.76 | +6.08% | |
| 78.45 | 79.79 | 75.48 | 78.96 | -0.52% | |
| 81.51 | 82.61 | 79.20 | 79.37 | -6.41% | |
| 84.87 | 86.79 | 80.50 | 84.81 | +3.60% | |
| 81.88 | 82.00 | 79.00 | 81.86 | +1.60% | |
| 81.47 | 85.00 | 80.20 | 80.57 | -7.76% | |
| 89.29 | 91.18 | 87.11 | 87.35 | +0.28% | |
| 83.76 | 87.89 | 83.76 | 87.11 | +7.90% | |
| 79.45 | 84.60 | 78.08 | 80.73 | +1.76% | |
| 84.12 | 84.46 | 79.20 | 79.33 | -4.78% | |
| 81.70 | 83.65 | 80.95 | 83.31 | +6.29% | |
| 78.08 | 81.31 | 76.15 | 78.38 | +0.80% | |
| 76.66 | 78.35 | 73.96 | 77.76 | +4.19% | |
| 74.47 | 78.40 | 73.88 | 74.63 | -0.11% | |
| 78.27 | 80.18 | 69.37 | 74.71 | -2.57% | |
| 79.24 | 79.66 | 75.57 | 76.68 | -0.44% | |
| 82.49 | 83.06 | 76.46 | 77.02 | -9.71% | |
| 80.99 | 87.36 | 80.37 | 85.30 | +0.36% | |
| 85.32 | 87.07 | 82.59 | 84.99 | +0.95% | |
| 84.16 | 86.04 | 82.38 | 84.19 | +2.78% | |
| 82.77 | 84.24 | 80.29 | 81.91 | -2.49% | |
| 86.66 | 89.00 | 83.03 | 84.00 | -3.53% | |
| 86.98 | 87.95 | 81.15 | 87.07 | +0.20% | |
| 88.17 | 88.17 | 80.56 | 86.90 | +3.34% | |
| 79.24 | 84.90 | 78.00 | 84.09 | +18.69% | |
| 70.83 | 72.10 | 70.12 | 70.85 | +0.52% | |
| 69.40 | 71.29 | 68.70 | 70.48 | +1.95% | |
| 69.08 | 69.78 | 67.38 | 69.13 | +1.24% | |
| 65.12 | 68.71 | 64.48 | 68.28 | +0.98% | |
| 73.97 | 74.49 | 65.54 | 67.62 | -7.67% | |
| 69.50 | 73.54 | 68.80 | 73.24 | +2.19% | |
| 71.44 | 71.71 | 69.12 | 71.67 | +0.73% | |
| 73.49 | 73.90 | 70.71 | 71.15 | +0.34% | |
| 73.07 | 73.21 | 68.59 | 70.91 | -4.61% | |
| 74.03 | 75.21 | 70.44 | 74.34 | +1.45% | |
| 77.22 | 81.59 | 71.85 | 73.28 | +2.02% | |
| 77.64 | 77.77 | 71.63 | 71.83 | -8.18% | |
| 77.80 | 78.95 | 74.52 | 78.23 | +1.49% | |
| 73.66 | 77.21 | 73.00 | 77.08 | +5.81% | |
| 73.55 | 74.23 | 70.49 | 72.85 | -0.64% | |
| 71.49 | 73.74 | 70.72 | 73.32 | +0.84% | |
| 71.17 | 72.79 | 70.16 | 72.71 | +4.33% | |
| 67.92 | 71.67 | 67.89 | 69.69 | +5.56% | |
| 68.00 | 69.22 | 64.85 | 66.02 | -6.51% | |
| 73.35 | 73.35 | 68.87 | 70.62 | -3.97% | |
| 74.99 | 75.50 | 72.75 | 73.54 | +1.25% | |
| 72.25 | 74.80 | 70.81 | 72.63 | +1.25% | |
| 69.89 | 76.22 | 69.50 | 71.73 | +6.47% | |
| 62.53 | 69.50 | 62.53 | 67.37 | +8.96% | |
| 58.98 | 62.28 | 58.70 | 61.83 | +5.42% | |
| 56.83 | 60.11 | 56.16 | 58.65 | +4.64% | |
| 54.85 | 56.83 | 54.85 | 56.05 | +2.15% | |
| 53.55 | 54.96 | 53.25 | 54.87 | +1.55% | |
| 53.76 | 54.61 | 53.03 | 54.03 | +1.22% | |
| 54.53 | 54.74 | 52.99 | 53.38 | -2.11% | |
| 55.14 | 55.90 | 54.18 | 54.53 | -0.02% | |
| 53.55 | 55.08 | 53.55 | 54.54 | +1.21% | |
| 53.63 | 54.50 | 52.66 | 53.89 | +4.42% | |
| 51.07 | 51.72 | 50.08 | 51.61 | +0.33% | |
| 51.13 | 53.49 | 51.00 | 51.44 | -1.78% | |
| 50.98 | 53.25 | 50.95 | 52.37 | 0.00% | |
| 52.09 | 53.50 | 51.74 | 52.37 | +2.29% | |
| 48.73 | 51.41 | 48.60 | 51.20 | +6.93% | |
| 50.26 | 50.43 | 47.56 | 47.88 | -3.27% | |
| 49.36 | 49.75 | 48.40 | 49.50 | -1.10% | |
| 51.06 | 51.98 | 49.68 | 50.05 | -3.73% | |
| 51.83 | 52.08 | 51.10 | 51.99 | +2.32% | |
| 47.01 | 51.13 | 47.00 | 50.81 | +6.79% | |
| 47.37 | 48.55 | 46.91 | 47.58 | +2.43% | |
| 46.72 | 47.86 | 45.85 | 46.45 | -0.39% | |
| 44.89 | 47.30 | 44.49 | 46.63 | +1.19% | |
| 47.20 | 47.23 | 45.98 | 46.08 | -3.25% | |
| 47.25 | 48.35 | 47.02 | 47.63 | +1.84% | |
| 48.12 | 48.57 | 46.73 | 46.77 | -1.43% | |
| 47.15 | 47.69 | 46.17 | 47.45 | +2.37% | |
| 46.13 | 46.89 | 45.96 | 46.35 | -1.07% | |
| 45.16 | 46.92 | 45.16 | 46.85 | +3.95% | |
| 46.95 | 47.12 | 44.45 | 45.07 | -4.41% | |
| 45.09 | 47.55 | 44.76 | 47.15 | +2.37% | |
| 46.46 | 47.58 | 45.49 | 46.06 | -3.66% | |
| 46.23 | 47.84 | 45.84 | 47.81 | +1.79% | |
| 48.76 | 49.12 | 45.75 | 46.97 | -2.15% | |
| 48.29 | 49.07 | 47.15 | 48.00 | -4.46% | |
| 46.64 | 51.00 | 45.75 | 50.24 | +4.84% | |
| 47.14 | 48.22 | 46.67 | 47.92 | -1.11% | |
| 48.58 | 48.89 | 46.67 | 48.46 | -0.41% | |
| 47.86 | 48.73 | 47.31 | 48.66 | +3.36% | |
| 46.06 | 47.77 | 46.04 | 47.08 | +3.31% | |
| 45.37 | 45.75 | 44.72 | 45.57 | +0.13% | |
| 45.13 | 46.59 | 44.74 | 45.51 | -0.35% | |
| 45.11 | 45.98 | 44.90 | 45.67 | -0.57% | |
| 45.89 | 46.82 | 45.29 | 45.93 | +0.44% | |
| 47.00 | 47.20 | 45.02 | 45.73 | -3.13% | |
| 47.07 | 47.64 | 45.89 | 47.21 | +1.11% | |
| 48.51 | 49.40 | 46.04 | 46.69 | -3.27% | |
| 46.73 | 48.50 | 46.53 | 48.27 | +5.72% | |
| 45.97 | 47.57 | 45.54 | 45.66 | -0.28% | |
| 47.26 | 47.45 | 44.99 | 45.79 | -3.27% | |
| 45.84 | 48.44 | 43.26 | 47.34 | +0.30% | |
| 46.95 | 47.55 | 46.26 | 47.20 | -0.11% | |
| 46.01 | 48.83 | 45.85 | 47.25 | +4.44% | |
| 46.52 | 46.65 | 44.22 | 45.24 | -2.75% | |
| 45.06 | 47.10 | 44.95 | 46.52 | +1.26% | |
| 46.12 | 47.22 | 45.27 | 45.94 | -2.50% | |
| 46.85 | 47.54 | 45.97 | 47.12 | +0.75% | |
| 46.99 | 48.57 | 46.39 | 46.77 | +1.85% | |
| 44.63 | 46.09 | 44.53 | 45.92 | +3.73% | |
| 44.30 | 44.46 | 43.73 | 44.27 | -0.49% | |
| 45.31 | 45.63 | 43.80 | 44.49 | -2.18% | |
| 46.26 | 46.58 | 45.24 | 45.48 | -0.37% | |
| 43.64 | 45.78 | 43.43 | 45.65 | +6.41% | |
| 42.20 | 43.63 | 41.95 | 42.90 | -0.97% | |
| 44.13 | 44.98 | 42.92 | 43.32 | -0.37% | |
| 42.81 | 43.76 | 42.12 | 43.48 | +3.28% | |
| 40.54 | 42.52 | 40.50 | 42.10 | +2.93% | |
| 41.73 | 42.16 | 40.70 | 40.90 | -1.54% | |
| 41.20 | 41.73 | 40.37 | 41.54 | +0.07% | |
| 40.93 | 41.73 | 40.47 | 41.51 | +1.72% | |
| 39.84 | 41.25 | 39.72 | 40.81 | +0.91% | |
| 39.21 | 40.64 | 38.58 | 40.44 | +1.92% | |
| 38.08 | 40.32 | 38.08 | 39.68 | +5.20% | |
| 37.85 | 39.83 | 37.58 | 37.72 | +1.13% | |
| 36.36 | 37.72 | 36.06 | 37.30 | +4.95% | |
| 35.91 | 36.06 | 35.45 | 35.54 | -1.25% | |
| 35.99 | 36.42 | 35.78 | 35.99 | +0.25% | |
| 37.07 | 37.07 | 35.22 | 35.90 | -3.75% | |
| 37.34 | 37.47 | 36.76 | 37.30 | +0.38% | |
| 37.09 | 37.45 | 36.82 | 37.16 | +0.27% | |
| 36.80 | 37.22 | 36.76 | 37.06 | +0.08% | |
| 36.82 | 37.55 | 36.77 | 37.03 | +1.23% | |
| 36.08 | 36.86 | 36.05 | 36.58 | +1.13% | |
| 36.99 | 37.15 | 36.06 | 36.17 | +0.19% | |
| 36.17 | 36.72 | 35.55 | 36.10 | -0.11% | |
| 36.62 | 37.05 | 35.78 | 36.14 | -0.55% | |
| 36.92 | 37.21 | 35.74 | 36.34 | -0.36% | |
| 37.30 | 37.99 | 36.12 | 36.47 | -2.36% | |
| 37.34 | 37.91 | 36.81 | 37.35 | -0.53% | |
| 36.39 | 38.20 | 36.16 | 37.55 | +3.24% | |
| 36.85 | 37.26 | 36.02 | 36.37 | -2.34% | |
| 36.77 | 37.59 | 36.32 | 37.24 | +2.00% | |
| 36.88 | 37.20 | 36.11 | 36.51 | -0.19% | |
| 36.13 | 36.76 | 35.56 | 36.58 | +1.08% | |
| 34.91 | 36.66 | 34.75 | 36.19 | +4.72% | |
| 34.03 | 34.89 | 33.50 | 34.56 | +2.58% | |
| 33.09 | 34.41 | 32.81 | 33.69 | +0.27% | |
| 33.42 | 33.74 | 33.29 | 33.60 | -0.39% | |
| 33.39 | 33.93 | 33.25 | 33.73 | +0.66% | |
| 32.83 | 33.76 | 32.53 | 33.51 | +0.87% | |
| 33.11 | 33.93 | 32.67 | 33.22 | +0.48% | |
| 30.97 | 33.20 | 30.97 | 33.06 | +6.92% | |
| 32.25 | 32.28 | 30.86 | 30.92 | -2.12% | |
| 31.83 | 32.42 | 31.40 | 31.59 | -0.75% | |
| 31.80 | 32.63 | 31.65 | 31.83 | -1.42% | |
| 34.21 | 34.35 | 32.11 | 32.29 | -6.68% | |
| 33.52 | 34.83 | 33.52 | 34.60 | -0.43% | |
| 35.04 | 35.65 | 34.59 | 34.75 | -2.55% | |
| 36.08 | 36.73 | 35.41 | 35.66 | +0.76% | |
| 35.74 | 35.89 | 35.02 | 35.39 | -0.81% | |
| 36.41 | 36.41 | 34.90 | 35.68 | +1.08% | |
| 36.00 | 36.00 | 34.30 | 35.30 | -3.34% | |
| 38.56 | 39.37 | 36.41 | 36.52 | -7.75% | |
| 37.40 | 40.65 | 37.20 | 39.59 | +1.62% | |
| 40.20 | 40.70 | 38.85 | 38.96 | -6.39% | |
| 41.91 | 42.15 | 41.01 | 41.62 | -0.64% | |
| 40.69 | 42.55 | 40.32 | 41.89 | +2.50% | |
| 41.18 | 41.62 | 40.39 | 40.87 | -1.49% | |
| 42.88 | 42.88 | 41.09 | 41.49 | -2.74% | |
| 42.97 | 43.12 | 41.75 | 42.66 | -0.88% | |
| 43.44 | 44.45 | 42.80 | 43.04 | +0.07% | |
| 44.44 | 45.00 | 42.98 | 43.01 | -1.58% | |
| 42.00 | 43.94 | 41.95 | 43.70 | +3.09% | |
| 43.08 | 43.68 | 41.63 | 42.39 | -5.17% | |
| 45.10 | 45.13 | 43.05 | 44.70 | -1.32% | |
| 46.21 | 46.89 | 45.17 | 45.30 | -0.40% | |
| 46.63 | 46.90 | 45.28 | 45.48 | -3.30% | |
| 48.86 | 48.86 | 46.32 | 47.03 | -3.69% | |
| 48.48 | 50.41 | 47.60 | 48.83 | +3.83% | |
| 44.18 | 47.96 | 43.36 | 47.03 | +8.99% | |
| 35.70 | 43.24 | 35.65 | 43.15 | +24.57% | |
| 37.52 | 37.66 | 34.55 | 34.64 | -7.65% | |
| 38.29 | 38.42 | 37.44 | 37.51 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the POWI chart for longer ranges.