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 |
|---|---|---|---|---|---|---|
| 2021-03-22 | BLEGEN THEODORE CFO | Sale | −201 | $353.38 | $71K | 157,267 |
| 2021-03-22 | BLEGEN THEODORE CFO | Sale | −203 | $354.45 | $72K | 157,064 |
| 2021-03-22 | BLEGEN THEODORE CFO | Sale | −62 | $355.03 | $22K | 157,002 |
| 2021-02-26 | Xiao Deming Pres. of MPS Asia Operations | Sale | −3,000 | $374.00 | $1.1M | 328,847 |
| 2021-02-26 | CHANG KUO WEI HERBERT Director | Sale | −300 | $370.00 | $111K | 1,281 |
| 2021-02-24 | Xiao Deming Pres. of MPS Asia Operations | Sale | −1,000 | $383.47 | $383K | 331,847 |
| 2021-02-19 | Sciammas Maurice Sr. V.P.of Sales and Marketing | Sale | −172 | $379.93 | $65K | 1,203 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −101 | $379.93 | $38K | 163,097 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −50 | $381.29 | $19K | 163,047 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −300 | $382.62 | $115K | 162,747 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −465 | $383.84 | $178K | 162,282 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −208 | $385.00 | $80K | 162,074 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −400 | $386.11 | $154K | 161,674 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −1,031 | $387.29 | $399K | 160,643 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −952 | $388.36 | $370K | 159,691 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −250 | $389.11 | $97K | 159,441 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −300 | $390.41 | $117K | 159,141 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −50 | $391.36 | $20K | 159,091 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −100 | $392.50 | $39K | 158,991 |
| 2021-02-19 | BLEGEN THEODORE CFO | Sale | −92 | $393.44 | $36K | 158,899 |
Page 67 of 72 · 1,433 trades