MONOLITHIC POWER SYSTEMS, INC. (MPWR) earnings date, results and what the price requires

    Nasdaq · SEC CIK 0001280452 · SEC filings checked Oct 17, 2026

    Next report
    Oct 29, 2026
    Estimated from reporting history (91-day cycle, SEC 8-K item 2.02 results filings). Not confirmed.
    Last close
    $1249.20
    Polygon.io daily close, Oct 15, 2026. End of day, not live.
    Trailing diluted EPS
    $16.38
    Sum of quarters ending Jun 30, 2026, Mar 31, 2026, Dec 31, 2025, Sep 30, 2025 · P/E 76.3

    Previous results (SEC filings)

    Quarter endedReportedRevenueNet incomeDiluted EPSSource
    Jun 30, 2026Jul 30, 2026$980.6M$257.3M$5.22Filing
    Mar 31, 2026Apr 30, 2026$804.2M$193.2M$3.92Filing
    Dec 31, 2025Feb 5, 2026$751.2M$171.7M$3.50Filing
    Sep 30, 2025Oct 30, 2025$737.2M$179.8M$3.74Filing
    Jun 30, 2025Jul 31, 2025$664.6M$135.0M$2.81Filing
    Mar 31, 2025May 1, 2025$637.6M$135.1M$2.81Filing
    Dec 31, 2024Feb 6, 2025$621.7M$1.25B$25.71Filing
    Sep 30, 2024Oct 30, 2024$620.1M$144.4M$2.95Filing

    What would MONOLITHIC POWER SYSTEMS, INC. have to report for its valuation to change?

    At $1249.20, with a 9.0% required return and a 18× earnings multiple in 5 years, earnings per share must grow about 45.5% a year, to $106.78. On that path the next quarter needs diluted EPS near $5.44, against $3.74 in the quarter ended Sep 30, 2025.

    Are you considering buying, or do you already own shares?

    Compare buying at the last close now with waiting for results: if the report moves the growth the price requires, the entry price you would accept changes with it.

    ResultOriginalYours
    Required EPS growth / year45.5%45.5%
    EPS needed in final year$106.78$106.78

    Changed: nothing yet. Model: EPS × (1+g)^years × final P/E, discounted at the required return, equals today's price. Inputs: SEC diluted EPS and the dated close above.

    Prepare for earnings across my investments — $399/month

    Keep working models for the companies you follow, compare your expectations with reported results, and review what changes your investment decision. MPWR goes in with your buy-or-wait comparison and assumptions preserved.

    Start Desk — $399/month

    Figures come from SEC EDGAR XBRL filings. Dates marked "estimated" are calculated from the company's past results filings and are not confirmed. Not investment advice.