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PO

NASDAQ · POWI

Power Integrations, Inc.

Technology · Semiconductors

$55.18

Up+$0.34 (+0.62%)

Updated Aug 22, 2026, 3:27 AM

SID Score

4.5/10

Composite research score

Smart Money

—

Institutional and insider signal

Market cap
2.07B
P/E ratio
62.56
Dividend yield
1.52%
52-week range
$30.86 – $91.18
Volume
746.74K
Avg. volume
1.15M

Price performance

POWI price history

1M range · 21 trading sessions · Daily adjusted prices

POWI closed at $55.18 after 21 trading sessions, down 13.05% for the selected period.

Last close
$55.18
Period change
-13.05%
Period low
$54.84
Period high
$64.59
Daily close
View OHLC price history
POWI OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Aug 21, 2026$55.28$55.635$54.15$55.18746.74K
Aug 20, 2026$55.76$56.80$54.125$54.84660.61K
Aug 19, 2026$59.40$59.50$55.69$55.79675.36K
Aug 18, 2026$59.81$60.70$58.00$58.59795.71K
Aug 17, 2026$63.065$64.65$61.96$62.10529.35K
Aug 14, 2026$61.77$63.425$61.2872$62.75372.56K
Aug 13, 2026$63.48$64.47$61.90$62.31382.42K
Aug 12, 2026$65.74$66.18$63.24$63.84472.09K
Aug 11, 2026$63.38$65.14$62.67$63.27513.08K
Aug 10, 2026$65.08$65.48$61.465$61.97637.79K
Aug 7, 2026$60.71$64.82$60.71$64.59668.81K
Aug 6, 2026$61.53$63.16$58.61$58.98852.64K
Aug 5, 2026$63.36$64.03$61.48$61.95797.26K
Aug 4, 2026$62.71$64.89$61.80$64.57741.91K
Aug 3, 2026$58.44$61.82$58.44$60.40685.26K
Jul 31, 2026$62.57$63.715$60.48$60.71578.47K
Jul 30, 2026$59.01$61.68$58.37$60.87697.55K
Jul 29, 2026$58.55$59.745$56.035$56.57744.29K
Jul 28, 2026$60.35$62.00$57.28$59.20717.24K
Jul 27, 2026$63.58$65.145$60.38$63.41937.98K
Jul 24, 2026$70.76$70.76$63.36$63.46677.68K

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