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 |
|---|---|---|---|---|---|---|
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −251 | $653.46 | $164K | 898,642 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −378 | $654.23 | $247K | 898,264 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −217 | $655.08 | $142K | 898,047 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −195 | $658.90 | $128K | 897,852 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −1,000 | $659.49 | $659K | 896,852 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −900 | $660.45 | $594K | 895,952 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −876 | $661.49 | $579K | 895,076 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −697 | $662.34 | $462K | 894,379 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −600 | $663.27 | $398K | 893,779 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −500 | $664.70 | $332K | 893,279 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −350 | $665.69 | $233K | 892,929 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −497 | $666.54 | $331K | 892,432 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −200 | $667.41 | $133K | 892,232 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −900 | $668.34 | $602K | 891,332 |
| 2024-05-01 | Hsing Michael CEO | Sale 10b5-1 | −100 | $670.09 | $67K | 891,232 |
| 2024-04-08 | Sciammas Maurice EVP of Sales and Marketing | Sale 10b5-1 | −345 | $668.76 | $231K | 141,399 |
| 2024-04-08 | Sciammas Maurice EVP of Sales and Marketing | Sale 10b5-1 | −200 | $673.28 | $135K | 141,199 |
| 2024-04-08 | Sciammas Maurice EVP of Sales and Marketing | Sale 10b5-1 | −100 | $674.54 | $67K | 141,099 |
| 2024-04-08 | Sciammas Maurice EVP of Sales and Marketing | Sale 10b5-1 | −49 | $675.61 | $33K | 141,050 |
| 2024-04-08 | Sciammas Maurice EVP of Sales and Marketing | Sale 10b5-1 | −251 | $676.57 | $170K | 140,799 |
Page 35 of 59 · 1,177 trades