MONOLITHIC POWER SYSTEMS INC
MPWRLatest QuantConomy context for MPWR: asset profile, market coverage, scored signals, and source-linked SEC insider filings when available.
MONOLITHIC POWER SYSTEMS INC
Monolithic Power Systems, Inc. (MPWR) is a fabless semiconductor company specializing in the design, development, marketing, and sale of semiconductor-based power electronics solutions. The firm focuses on power management solutions, aiming to reduce total energy consumption in end systems. It serves various markets including computing, automotive, industrial, communications, and consumer sectors, utilizing its proprietary BCD (Bipolar-CMOS-DMOS) process technology in partnership with third-party chip foundries. Monolithic Power Systems is known for its high power density and energy efficiency, which are key advantages in the competitive power management chip market.
- Symbol
- MPWR
- Name
- MONOLITHIC POWER SYSTEMS INC
- Coverage
- 3 market/data records
- Sources
- alphavantage fmp alpaca sec nasdaq openfigi
Recent signals for MPWR
Scored rows are pulled from the same signal API used by the digests.
| Signal | Direction | Score | Observed | Reason |
|---|---|---|---|---|
| passive increase | slightly bullish | 41 | Jul 9, 02:15 AM | FMR LLC increased passive stake in MPWR from 7.25% to 10.50% - (13G - passive investment) - 5,175,258.99 shares - [weak slightly bullish signal] |
| earnings release | neutral | 40 | Feb 5, 12:00 AM | MPWR filed an earnings release (8-K Item 2.02 - Results of Operations and Financial Condition) on 2026-02-05. Release-event signal only: confirms results were published, not the figures vs. estimates (no surprise/guidance read). |
| other event | neutral | 80 | Jun 12, 08:11 PM | MPWR filed 8-K: Shareholder Vote Results, Other Events - 1 material event - [very strong neutral signal] |
OWNERSHIP signals are experimental: historical 13D/G coverage is still being backfilled, so results may be sparse or empty.
EARNINGS signals are experimental: currently limited to neutral pre-earnings calendar awareness (no transcript analysis).
Market coverage
| Market | Exchange | Source | Asset record |
|---|---|---|---|
| MPWR | NASDAQ | alphavantage | Monolithic Power System Inc |
| MPWR | NASDAQ | fmp | Monolithic Power Systems, Inc. |
| MPWR | NASDAQ | alpaca | Monolithic Power Systems, Inc. Common Stock |
Recent insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Jul 1, 2026 | Sciammas Maurice | EVP, WW Sales & Marketing | sale | 30 | $1,351.61 | $40,548 | 4 on EDGAR |
| Jun 1, 2026 | Sciammas Maurice | EVP, WW Sales & Marketing | sale | 30 | $1,533.95 | $46,019 | 4 on EDGAR |
| May 29, 2026 | Sciammas Maurice | EVP, WW Sales & Marketing | gift | 12,472 | $0.00 | $0 | 4 on EDGAR |
| May 27, 2026 | Tseng Saria | EVP & General Counsel | sale | 7,565 | $1,700.00 | $12,860,500 | 4 on EDGAR |
| May 26, 2026 | Zhou Jeff | Director | sale | 486 | $1,680.00 | $816,480 | 4 on EDGAR |
| May 26, 2026 | DEAN ROBERT W II | Interim CFO | sale | 22 | $1,649.56 | $36,290 | 4 on EDGAR |
| May 22, 2026 | Tseng Saria | EVP & General Counsel | gift | 200 | $0.00 | $0 | 4 on EDGAR |
| May 18, 2026 | Hsing Michael | CEO | sale | 3,424 | $1,462.61 | $5,007,977 | 4 on EDGAR |
| May 18, 2026 | DEAN ROBERT W II | Interim CFO | sale | 4 | $1,563.28 | $6,253 | 4 on EDGAR |
| May 15, 2026 | Sciammas Maurice | EVP, WW Sales & Marketing | sale | 3,741 | $1,550.36 | $5,799,897 | 4 on EDGAR |
| May 13, 2026 | DEAN ROBERT W II | Interim CFO | other | 2,156 | $0.00 | $0 | 4 on EDGAR |
| May 13, 2026 | Sciammas Maurice | EVP, WW Sales & Marketing | gift | 1,563 | $0.00 | $0 | 4 on EDGAR |
| May 6, 2026 | Elmiger Eugen J | Director | sale | 320 | $1,559.88 | $499,162 | 4 on EDGAR |
| May 6, 2026 | Wynne Eileen | Director | sale | 335 | $1,582.68 | $530,198 | 4 on EDGAR |
| May 6, 2026 | Xiao Deming | EVP, Global Operations | sale | 3,329 | $1,648.38 | $5,487,457 | 4 on EDGAR |
| May 5, 2026 | Zhou Jeff | Director | sale | 514 | $1,574.48 | $809,283 | 4 on EDGAR |
| May 5, 2026 | Sciammas Maurice | EVP, WW Sales & Marketing | sale | 380 | $1,583.81 | $601,848 | 4 on EDGAR |
| May 4, 2026 | Sciammas Maurice | EVP, WW Sales & Marketing | sale | 30 | $1,588.73 | $47,662 | 4 on EDGAR |
| Apr 8, 2026 | Tseng Saria | EVP & General Counsel | sale | 560 | $1,266.48 | $709,229 | 4 on EDGAR |
| Apr 6, 2026 | Tseng Saria | EVP & General Counsel | sale | 244 | $1,139.96 | $278,150 | 4 on EDGAR |
Source: SEC filings via QuantConomy. Not investment advice.
Query MPWR context like a database.
These rows come from the QuantConomy signal, asset, market, and SEC filings API surfaces, also available to AI agents over MCP.
More: All insider trades · How to read a Form 4 · API access