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 |
|---|---|---|---|---|---|---|
| 2022-11-15 | BLEGEN THEODORE CFO | Sale | −191 | $406.27 | $78K | 123,687 |
| 2022-11-14 | Xiao Deming Pres. of MPS Asia Operations | Sale | −1,385 | $390.33 | $541K | 272,805 |
| 2022-11-14 | Sciammas Maurice Sr. V.P.of Sales and Marketing | Sale | −1,385 | $390.33 | $541K | 203,863 |
| 2022-11-14 | Tseng Saria VP & General Counsel | Sale | −1,385 | $390.33 | $541K | 254,711 |
| 2022-11-14 | Hsing Michael CEO | Sale | −5,347 | $390.33 | $2.1M | 996,746 |
| 2022-11-14 | BLEGEN THEODORE CFO | Sale | −1,196 | $390.33 | $467K | 123,878 |
| 2022-11-07 | Sciammas Maurice Sr. V.P.of Sales and Marketing | Sale | −4,000 | $355.74 | $1.4M | 205,248 |
| 2022-11-04 | Hsing Michael CEO | Sale | −3,790 | $343.98 | $1.3M | 1,002,093 |
| 2022-11-04 | Tseng Saria VP & General Counsel | Sale | −982 | $343.98 | $338K | 256,096 |
| 2022-11-04 | Xiao Deming Pres. of MPS Asia Operations | Sale | −982 | $343.98 | $338K | 274,190 |
| 2022-11-04 | BLEGEN THEODORE CFO | Sale | −847 | $343.98 | $291K | 125,074 |
| 2022-11-04 | Sciammas Maurice Sr. V.P.of Sales and Marketing | Sale | −982 | $343.98 | $338K | 209,248 |
| 2022-10-03 | BLEGEN THEODORE CFO | Sale | −905 | $372.60 | $337K | 125,921 |
| 2022-10-03 | Sciammas Maurice Sr. V.P.of Sales and Marketing | Sale | −4,305 | $372.60 | $1.6M | 210,230 |
| 2022-10-03 | Xiao Deming Pres. of MPS Asia Operations | Sale | −4,305 | $372.60 | $1.6M | 275,172 |
| 2022-10-03 | Hsing Michael CEO | Sale | −10,960 | $372.60 | $4.1M | 1,005,883 |
| 2022-10-03 | Tseng Saria VP & General Counsel | Sale | −4,305 | $372.60 | $1.6M | 257,078 |
| 2022-09-22 | Moyer James C Director | Sale | −926 | $381.89 | $354K | 91,812 |
| 2022-09-22 | Moyer James C Director | Sale | −1,862 | $382.85 | $713K | 89,950 |
| 2022-09-22 | Moyer James C Director | Sale | −2,072 | $384.01 | $796K | 87,878 |
Page 51 of 59 · 1,177 trades