Form 4 · Statement of Changes in Beneficial Ownership · Filed 2025-11-25
Tseng Saria Files Monolithic Power Systems (MPWR) Form 4 - November 25, 2025
Tseng Saria sold 20.0K MPWR shares worth $18.1M in this Form 4 filing, reported to the SEC on 2025-11-25.
- Insider
- Tseng Saria
- Issuer
- Monolithic Power Systems, Inc. MPWR · NASDAQ
- Filed
- Period
- 2025-11-25
- Accession
- 0001214659-25-017303
- Source
- Official filing on sec.gov ↗
Transactions (19)
| Insider | Date | Type | Shares | Price | Value | Own |
|---|---|---|---|---|---|---|
| Tseng Saria | 2025-11-25 | Sell | 385 | $894.54 | $344.4K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 1.6K | $895.63 | $1.5M | Direct |
| Tseng Saria | 2025-11-25 | Sell | 2.1K | $896.37 | $1.9M | Direct |
| Tseng Saria | 2025-11-25 | Sell | 754 | $897.54 | $676.7K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 145 | $898.38 | $130.3K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 320 | $899.37 | $287.8K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 346 | $900.41 | $311.5K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 880 | $901.58 | $793.4K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 120 | $902.07 | $108.2K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 160 | $903.54 | $144.6K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 200 | $904.39 | $180.9K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 160 | $905.32 | $144.9K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 272 | $906.33 | $246.5K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 10.2K | $907.21 | $9.3M | Direct |
| Tseng Saria | 2025-11-25 | Sell | 888 | $908.49 | $806.7K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 556 | $909.35 | $505.6K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 359 | $910.42 | $326.8K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 324 | $911.92 | $295.5K | Direct |
| Tseng Saria | 2025-11-25 | Sell | 240 | $912.30 | $219.0K | Direct |
| Net change | −20.0K | −$18.1M | ||||
About Monolithic Power Systems, Inc.
Monolithic Power Systems, Inc. is a technology company specializing in the design and manufacture of integrated power solutions. Its primary function is to develop innovative semiconductor-based power products that improve the performance and energy efficiency in a wide range of electronic applications. Key industries impacted by Monolithic Power Systems include automotive, cloud computing, industrial, communications, and consumer electronics. The company's products are integral in devices such as AC/DC power converters, lighting systems, and battery management systems, among others. By focusing on centralizing power systems into single chips, Monolithic Power Systems strengthens the push towards compact, highly reliable, and cost-effective technology solutions. Founded in 1997, the company has established a significant presence in the semiconductor industry, setting benchmarks for power management excellence. With its innovative approach, Monolithic Power Systems plays a crucial role in advancing technologies that demand higher power efficiency, impacting sectors that drive the digital economy and contributing significantly to market advancements in energy-smart technologies.
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