Stock research

Power Integrations, Inc. (POWI)

Thursday, November 5, 2026

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Power Integrations stock: what the data says

Power Integrations (POWI) closed at $54.06 on Aug 28, 2026, down 2.3% on the day. The stock is down 11.2% over the past month, down 35.6% over three months, up 53.2% year to date and up 18.8% over the past year (since Aug 28, 2025). It trades 40.7% below its 52-week high of $91.18 and 77.5% above its 52-week low of $30.46. The close sits below its 50-day moving average ($67.08) and below its 200-day moving average ($55.82).

Over its last 8 reports the stock moved an average of 3.4% on the first trading day after earnings, beating the options-implied move in 2 of 8.

POWI options were pricing 76% at-the-money implied volatility on Nov 2, 2026, an IV rank of 56 over the past year.

POWI stock: key questions

How much does POWI stock move after earnings?

Over the last 8 reports, POWI moved an average of 3.4% on the first trading day after earnings. The move beat the options-implied move in 2 of 8 reports.

Is POWI above its 200-day moving average?

No — the Aug 28, 2026 close of $54.06 is 3.2% below the 200-day average of $55.82.

How far is POWI from its 52-week high?

POWI closed 40.7% below its 52-week high of $91.18.

About Power Integrations, Inc.

Power Integrations, Inc. designs, develops, manufactures, and markets analog and mixed-signal integrated circuits, and other electronic components and circuitry used in high-voltage power conversion. It provides a range of alternating current to direct current power conversion products that address power supply up to approximately 500 watts of output for consumer appliances, utility meters, LCD monitors, tablets, smartphones, computers, TVs, consumer and industrial applications, and LED lightings; and power conversion in high-power applications comprising industrial motors, solar and wind-power systems, electric locomotives, and high-voltage DC transmission systems. The company also offers InnoSwitch IC for electric vehicles; high-voltage gate-driver products used to operate high-voltage switches, such as insulated-gate bipolar transistors and silicon-carbide MOSFETs under the SCALE and SCALE-2 product-family names; and SCALE-iDriver for use in powertrain and charging applications for electric vehicles. In addition, it provides motor-driver ICs for use in refrigerator compressors, ceiling fans, air purifiers, and circulation pumps, as well as pumps and fans used in appliances, such as dishwashers, laundry machines, and boilers. The company serves communications, computer, consumer, and industrial markets. It sells its products to original equipment manufacturers and merchant power supply manufacturers through direct sales staff, as well as a network of independent sales representatives and distributors in the Americas, Europe, the Middle East, Africa, and the Asia-Pacific. Power Integrations, Inc. was incorporated in 1988 and is headquartered in San Jose, California.

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