Compare · MPWR vs POWI
MPWR vs POWI
Side-by-side comparison of Monolithic Power Systems Inc. (MPWR) and Power Integrations Inc. (POWI): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both MPWR and POWI operate in Semiconductors (Technology), so they compete in similar markets.
- MPWR is the larger of the two at $64.09B, about 21.0x POWI ($3.05B).
- MPWR has been more active in the news (9 items in the past 4 weeks vs 5 for POWI).
- MPWR has more recent analyst coverage (25 ratings vs 17 for POWI).
- Company
- Monolithic Power Systems Inc.
- Power Integrations Inc.
- Price
- -
- -
- Market cap
- $64.09B
- $3.05B
- 1M return
- -
- -
- 1Y return
- -
- -
- Industry
- Semiconductors
- Semiconductors
- Exchange
- NASDAQ
- NASDAQ
- IPO
- 2004
- 1997
- News (4w)
- 9
- 5
- Recent ratings
- 25
- 17
Monolithic Power Systems Inc.
Monolithic Power Systems, Inc. designs, develops, and markets integrated power semiconductor solutions and power delivery architectures for computing and storage, automotive, industrial, communications, and consumer applications markets. It offers direct current (DC) to DC integrated circuits (ICs) that are used to convert and control voltages of various electronic systems, such as portable electronic devices, wireless LAN access points, computers and notebooks, monitors, infotainment applications, and medical equipment. The company also provides lighting control ICs for backlighting that are used in systems, which provide the light source for LCD panels in notebook computers, monitors, car navigation systems, and televisions, as well as for general illumination products. The company sells its products through third-party distributors, and value-added resellers, as well as directly to original equipment manufacturers, original design manufacturers, electronic manufacturing service providers, and other end customers in China, Taiwan, Europe, South Korea, Southeast Asia, Japan, the United States, and internationally. Monolithic Power Systems, Inc. was incorporated in 1997 and is headquartered in Kirkland, Washington.
Power Integrations Inc.
Power Integrations, Inc. designs, develops, manufactures, and markets analog and mixed-signal integrated circuits (ICs), and other electronic components and circuitry used in high-voltage power conversion worldwide. The company offers a range of alternating current to direct current power conversion products that address power supply ranging from less than one watt of output to approximately 500 watts of output for mobile-device chargers, consumer appliances, utility meters, LCD monitors, main and standby power supplies for desktop computers and TVs, LED lighting, and other consumer and industrial applications. It also provides high-voltage diodes; and high-voltage gate-driver products under the SCALE and SCALE-2 product-family names. In addition, the company offers motor-driver ICs for use in refrigerator compressors, ceiling fans, and air purifiers, as well as pumps, fans, and blowers used in consumer appliances, such as dishwashers and laundry machines. It serves communications, computer, consumer, and industrial markets. The company sells its products to original equipment manufacturers and merchant power supply manufacturers through sales personnel, as well as a network of independent sales representatives and distributors. Power Integrations, Inc. was founded in 1988 and is headquartered in San Jose, California.
Latest MPWR
- Director Chang Kuo Wei Herbert sold $64,078 worth of shares (50 units at $1,281.57), decreasing direct ownership by 9% to 515 units (SEC Form 4)
- Arete initiated coverage on Monolithic Power with a new price target
- Interim CFO Dean Robert W Ii sold $8,482 worth of shares (6 units at $1,413.64), decreasing direct ownership by 0.08% to 7,126 units (SEC Form 4) to cover withholding tax
- Director Chang Kuo Wei Herbert sold $71,000 worth of shares (50 units at $1,420.00), decreasing direct ownership by 8% to 565 units (SEC Form 4)
- SEC Form 144 filed by Monolithic Power Systems Inc.
- EVP, WW Sales & Marketing Sciammas Maurice gifted 25,000 shares and received a gift of 25,000 shares, decreasing direct ownership by 16% to 126,644 units (SEC Form 4)
- Interim CFO Dean Robert W Ii sold $141,148 worth of shares (105 units at $1,344.27), decreasing direct ownership by 1% to 7,132 units (SEC Form 4)
- EVP, WW Sales & Marketing Sciammas Maurice sold $40,318 worth of shares (30 units at $1,343.94) as part of a pre-agreed trading plan (SEC Form 4)
- SEC Form 10-Q filed by Monolithic Power Systems Inc.
- Monolithic Power Systems Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
Latest POWI
- SEC Form S-8 filed by Power Integrations Inc.
- SEC Form 10-Q filed by Power Integrations Inc.
- Power Integrations Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- Power Integrations Reports Second-Quarter Financial Results
- Power Integrations Demonstrates World’s First 2200 V GaN Technology for Next-Era High-Voltage Power Systems
- New insider Hughes Andrew S claimed ownership of 29,408 shares (SEC Form 3)
- President and CEO Lloyd Jennifer A sold $935,634 worth of shares (12,690 units at $73.73), decreasing direct ownership by 8% to 136,655 units (SEC Form 4) (withholding obligation)
- Power Integrations Reports Inducement Grants under Nasdaq Listing Rule 5635(c)(4)
- Power Integrations to Announce Second-Quarter Financial Results on August 5th, 2026
- Director Lowe Gregg A was granted 2,491 shares, increasing direct ownership by 59% to 6,692 units (SEC Form 4)