NASDAQ · POWI

Power Integrations, Inc.

Technology · Semiconductors

$53.40

Down-$0.96 (-1.77%)

Updated Oct 7, 2026, 1:15 PM

SID Score

5.2/10

Composite research score

Smart Money

—

Institutional and insider signal

Price performance · POWI

POWI price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 6, 2026

Daily close

View OHLC price history

POWI OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 6, 2026	$54.69	$54.69	$53.13	$53.40	509.48K
Oct 5, 2026	$54.065	$54.63	$52.1661	$54.36	704K
Oct 2, 2026	$53.54	$55.86	$53.03	$54.46	893.59K
Oct 1, 2026	$51.80	$52.1299	$50.48	$51.50	852.6K
Sep 30, 2026	$51.28	$52.2764	$50.79	$51.80	1.12M
Sep 29, 2026	$53.16	$53.16	$50.715	$51.08	1.07M
Sep 28, 2026	$51.82	$52.51	$50.72	$51.84	629.25K
Sep 25, 2026	$51.29	$52.89	$50.94	$52.22	752.71K
Sep 24, 2026	$49.84	$50.84	$49.08	$50.78	656.57K
Sep 23, 2026	$51.22	$51.495	$49.57	$51.05	657.14K
Sep 22, 2026	$49.62	$52.26	$49.425	$51.46	664.02K
Sep 21, 2026	$51.39	$51.93	$49.47	$49.51	738.71K
Sep 18, 2026	$49.76	$50.61	$49.15	$50.39	1.53M
Sep 17, 2026	$49.10	$50.236	$48.67	$49.15	828.63K
Sep 16, 2026	$49.64	$49.64	$46.71	$47.65	601.78K
Sep 15, 2026	$49.59	$49.915	$47.40	$48.27	756.74K
Sep 14, 2026	$49.82	$50.265	$48.44	$48.51	554.86K
Sep 11, 2026	$50.68	$53.15	$50.51	$52.28	1.01M
Sep 10, 2026	$48.20	$50.08	$48.20	$49.69	353.79K
Sep 9, 2026	$49.90	$51.165	$49.49	$49.71	675.38K
Sep 8, 2026	$51.19	$51.60	$50.05	$50.46	589.09K