CIK 0001280452 · Large accelerated filer
MONOLITHIC POWER SYSTEMS, INC.
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- MPWR
- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 770466789
- Phone
- 561-839-3999
- Business address
- 1555 PALM BEACH LAKES BLVD., WEST PALM BEACH, FL, 33401
- Former names
- MONOLITHIC POWER SYSTEMS INC
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $40,463,134
- in 4 filings, $40.3M under 10b5-1 plans
Net −$40,463,134. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2024-07-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −1,687 | $806.39 | $1.4M | 70,081 |
| 2024-07-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −95 | $807.88 | $77K | 69,986 |
| 2024-07-01 | Hsing Michael CEO | Sale 10b5-1 | −200 | $794.69 | $159K | 880,208 |
| 2024-07-01 | Hsing Michael CEO | Sale 10b5-1 | −100 | $798.74 | $80K | 880,108 |
| 2024-07-01 | Hsing Michael CEO | Sale 10b5-1 | −200 | $800.62 | $160K | 879,908 |
| 2024-07-01 | Hsing Michael CEO | Sale 10b5-1 | −100 | $802.19 | $80K | 879,808 |
| 2024-07-01 | Hsing Michael CEO | Sale 10b5-1 | −150 | $804.18 | $121K | 879,658 |
| 2024-07-01 | Hsing Michael CEO | Sale 10b5-1 | −1,820 | $806.39 | $1.5M | 877,838 |
| 2024-07-01 | Hsing Michael CEO | Sale 10b5-1 | −102 | $807.88 | $82K | 877,736 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −1,098 | $794.69 | $873K | 202,423 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −220 | $795.95 | $175K | 202,203 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −150 | $796.70 | $120K | 202,053 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −600 | $798.72 | $479K | 201,453 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −199 | $799.94 | $159K | 201,254 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −24 | $800.62 | $19K | 201,230 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −10 | $802.19 | $8K | 201,220 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −1,800 | $803.53 | $1.4M | 199,420 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −150 | $804.18 | $121K | 199,270 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −106 | $805.16 | $85K | 199,164 |
| 2024-07-01 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −2,020 | $806.57 | $1.6M | 197,144 |
Page 30 of 59 · 1,177 trades