Monolithic Power Systems, Inc.(MPWR)NASDAQ
Company Profile & Information
Company Profile
Business overview, scale, and footprint
Business Overview
Monolithic Power Systems, Inc. provides semiconductor-based power electronics solutions in China, Taiwan, South Korea, Southeast Asia, Europe, the United States, Japan, and internationally. The company offers direct current (DC) to DC solutions to convert and control voltages within a range of electronic systems, such as cloud-based and on-premises CPU servers and workstations, AI systems, memory, storage solutions, notebooks, infotainment, power sources, home appliances, network infrastructure, and satellite communications. It also provides alternating current (AC) to DC; driver metal-oxide-semiconductor field-effect transistors; power management integrated circuits (ICs); and current limit switch and lighting control products.
The company serves storage and computing, enterprise data, automotive, communications, consumer, and industrial end markets through third-party distributors and value-added resellers. Monolithic Power Systems, Inc. was incorporated in 1997 and is based in West Palm Beach, Florida.
Insider Transactions
Open-market activity and option exercises
Insider Activity Summary
Insider trading activity for Monolithic Power Systems, Inc. (MPWR) over the last 3 months consists of 142 total transactions. Among these, company executives and board members conducted 142 buys (totaling 2,095,871 shares) and 0 sells (totaling 0 shares). This activity resulted in a net change of 2,095,871 shares, reflecting net buying interest with an estimated net acquisitions value of $28.67M.
142 insider transactions found. Showing 10 of 142 transactions.
| Insider Name | Relation to Company | Shares Changed | Price | Transaction Date |
|---|---|---|---|---|
| SCIAMMAS MAURICE | Officer | 30 | $46018.00 | Jun 1, 2026 |
| SCIAMMAS MAURICE | Officer | 12,472 | $N/A | May 29, 2026 |
| TSENG SARIA H | General Counsel | 7,565 | $12.86 | May 27, 2026 |
| ZHOU JEFFREY | Director | 486 | $0.82 | May 26, 2026 |
| DEAN ROBERT W II | Chief Financial Officer | 22 | $36290.00 | May 26, 2026 |
| TSENG SARIA H | General Counsel | 200 | $N/A | May 22, 2026 |
| TSENG SARIA H | General Counsel | 5,000 | $7.93 | May 22, 2026 |
| DEAN ROBERT W II | Chief Financial Officer | 4 | $6253.00 | May 18, 2026 |
| SCIAMMAS MAURICE | Officer | 12,000 | $18.74 | May 15, 2026 |
| SCIAMMAS MAURICE | Officer | 1,563 | $N/A | May 13, 2026 |