MPWR Stock: Price, Earnings History and SEC Filings
Monolithic Power Systems, Inc. (MPWR) last traded at $1,211.63, up 1.07% on the latest session and down 10.1% over the past month. In its most recent reported quarter (Sep 2026) earnings per share were $6.03 against an analyst estimate of $6.80, a miss of 11.3%.
Price data from Yahoo Finance, as of Oct 30, 2026. May be delayed.
MPWR earnings history
| Quarter | Reported | EPS | Estimate | Surprise |
|---|---|---|---|---|
| Sep 2026 | Oct 29, 2026 | $6.03 | $6.80 | -11.32% |
| Jun 2026 | Jul 30, 2026 | $5.41 | $4.84 | +11.78% |
| Mar 2026 | Apr 30, 2026 | $4.11 | $3.81 | +7.87% |
| Dec 2025 | Feb 5, 2026 | $3.46 | $3.63 | -4.68% |
MPWR beat the analyst EPS estimate in 2 of its last 4 reported quarters. Source: Nasdaq.
How MPWR reacts to earnings
Across its last 8 earnings releases, MPWR moved 6.3% on average the next session, in either direction. It rose after 6 of 8 reports.
| Report date | Released | Next-session move |
|---|---|---|
| 2026-10-29 | After close | +1.07% |
| 2026-07-30 | After close | +8.35% |
| 2026-04-30 | After close | -1.92% |
| 2026-02-05 | After close | +6.39% |
| 2025-10-30 | After close | -7.59% |
| 2025-07-31 | After close | +10.46% |
| 2025-05-01 | After close | +5.86% |
| 2025-02-06 | After close | +8.98% |
Based on the dates of earnings-release 8-K filings (SEC EDGAR) and daily closing prices (Yahoo Finance). Past reactions do not predict future ones.
MPWR financial history
| Fiscal year | Revenue | Net income | Free cash flow | Net margin | Diluted EPS |
|---|---|---|---|---|---|
| 2025 | $2.8B | $621M | $666M | 22.3% | $12.86 |
| 2024 | $2.2B | $1.6B | $642M | 72.1% | $32.60 |
| 2023 | $1.8B | $427M | $581M | 23.5% | $8.76 |
| 2022 | $1.8B | $438M | $188M | 24.4% | $9.05 |
| 2021 | $1.2B | $242M | $226M | 20.0% | $5.05 |
| 2020 | $844M | $164M | $212M | 19.5% | $3.50 |
| 2019 | $628M | $109M | $120M | 17.3% | $2.38 |
| 2018 | $582M | $105M | $119M | 18.1% | $2.36 |
Source: annual figures from 10-K filings on SEC EDGAR. The year shown is the calendar year the fiscal year ended. Free cash flow is operating cash flow minus capital spending.
Latest SEC filings for MPWR
- 8-K · Oct 29, 2026Results of operations, Officer or director change, Financial statements and exhibits
- 8-K · Sep 10, 2026Other events, Financial statements and exhibits
- 10-Q · Aug 5, 2026
- 8-K · Jul 30, 2026Results of operations, Financial statements and exhibits
- 8-K · Jun 12, 2026Shareholder vote, Other events, Financial statements and exhibits
- 10-Q · May 4, 2026
- 8-K · Apr 30, 2026Results of operations, Financial statements and exhibits
- DEF 14A · Apr 30, 2026
- 10-K · Feb 27, 2026
- 8-K · Feb 27, 2026
Insider filing activity
MPWR insiders filed 9 Form 4 reports in the last 90 days. A Form 4 is how directors and executives disclose purchases, sales and grants of company stock. See the individual filings on SEC EDGAR. Many Form 4 filings are routine, such as scheduled sales or option exercises, so check each filing before drawing a conclusion.
Source: SEC EDGAR.
MPWR news
- MPWR Q3 deep dive: diversified end-market demand and design wins drive outlook upgradeOct 31, 2026 · finance.yahoo.com
- Revenue Outlook Raised Could Be A Game Changer For Monolithic Power Systems StockOct 31, 2026 · finance.yahoo.com
- Why Monolithic Power Systems (MPWR) Is Getting Attention TodayOct 31, 2026 · finance.yahoo.com
- Monolithic Power Systems (MPWR) Stock Price Nears Record High After Q3 EarningsOct 30, 2026 · finance.yahoo.com
- MPWR Q3 Earnings Call Highlights AI Demand and Capacity ExpansionOct 30, 2026 · finance.yahoo.com
- 2 high-flying stocks on our watchlist and 1 we turn downOct 30, 2026 · finance.yahoo.com
- Monolithic Power Systems (MPWR) Names New Finance Chiefs As Fiduciary Review OpensOct 30, 2026 · finance.yahoo.com
- Monolithic Power Systems (MPWR) Q3 2026 Earnings Call TranscriptOct 30, 2026 · fool.com
About Monolithic Power Systems, Inc.
Monolithic Power Systems, Inc. (MPWR) is a US-listed public company on Nasdaq. The SEC classifies its business as Semiconductors & Related Devices. It is incorporated in DE. Its fiscal year ends in December.