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 |
|---|---|---|---|---|---|---|
| 2024-11-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −246 | $771.03 | $190K | 58,116 |
| 2024-11-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −200 | $772.40 | $154K | 57,916 |
| 2024-11-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −300 | $775.65 | $233K | 57,616 |
| 2024-11-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −73 | $776.24 | $57K | 57,543 |
| 2024-11-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −300 | $777.43 | $233K | 57,243 |
| 2024-11-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −465 | $778.33 | $362K | 56,778 |
| 2024-11-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −100 | $779.79 | $78K | 56,678 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −226 | $922.72 | $209K | 114,586 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −800 | $925.91 | $741K | 113,786 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −75 | $926.57 | $69K | 113,711 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −1,695 | $927.40 | $1.6M | 112,016 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −1,576 | $928.39 | $1.5M | 110,440 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −1,774 | $929.55 | $1.6M | 108,666 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −789 | $930.51 | $734K | 107,877 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −2,304 | $931.33 | $2.1M | 105,573 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −1,559 | $932.52 | $1.5M | 104,014 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −2 | $933.16 | $2K | 104,012 |
| 2024-10-07 | Sciammas Maurice EVP, WW Sales & Marketing | Sale 10b5-1 | −200 | $935.00 | $187K | 103,829 |
| 2024-10-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −167 | $892.66 | $149K | 61,511 |
| 2024-10-01 | BLEGEN THEODORE EVP and CFO | Sale 10b5-1 | −296 | $894.42 | $265K | 61,215 |
Page 24 of 59 · 1,177 trades