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 |
|---|---|---|---|---|---|---|
| 2024-07-22 | Xiao Deming EVP, Global Operations | Sale | −3,205 | $831.58 | $2.7M | 203,213 |
| 2024-07-22 | Tseng Saria EVP & General Counsel | Sale | −3,205 | $831.58 | $2.7M | 161,365 |
| 2024-07-22 | Sciammas Maurice EVP, WW Sales & Marketing | Sale | −3,205 | $831.58 | $2.7M | 115,671 |
| 2024-07-22 | Hsing Michael CEO | Sale | −9,614 | $831.58 | $8.0M | 868,122 |
| 2024-07-22 | BLEGEN THEODORE EVP and CFO | Sale | −2,580 | $831.58 | $2.1M | 67,406 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −20 | $839.89 | $17K | 129,855 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −500 | $840.45 | $420K | 129,355 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −1,242 | $841.56 | $1.0M | 128,113 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −1,772 | $842.59 | $1.5M | 126,341 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −2,432 | $843.43 | $2.1M | 123,909 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −1,623 | $844.42 | $1.4M | 122,286 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −2,479 | $845.39 | $2.1M | 119,807 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −472 | $846.35 | $399K | 119,335 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −363 | $847.40 | $308K | 118,972 |
| 2024-07-08 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −96 | $848.48 | $81K | 118,876 |
| 2024-07-02 | Tseng Saria EVP & General Counsel | Sale 10b5-1 | −1,858 | $824.65 | $1.5M | 164,570 |
| 2024-07-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −307 | $794.59 | $244K | 72,179 |
| 2024-07-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −200 | $798.56 | $160K | 71,979 |
| 2024-07-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −100 | $803.07 | $80K | 71,879 |
| 2024-07-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −111 | $805.39 | $89K | 71,768 |
Page 29 of 59 · 1,177 trades