MP

Monolithic Power Systems, Inc. stock research

Sep 30, 2025

FY2025 Q3

Monolithic Power Systems (MPWR) Gross Margin — Quarter Ended Sep 30, 2025

Revenue and gross profit both increased compared to the prior quarter and the same quarter last year, while the gross margin remained stable sequentially and was modestly lower year over year. Cost of revenue rose in line with revenue, keeping the gross margin essentially unchanged from the preceding quarter.

Gross margin takeaway

Quarter ended Sep 30, 2025 · FY2025 Q3

Revenue and gross profit both increased compared to the prior quarter and the same quarter last year, while the gross margin remained stable sequentially and was modestly lower year over year. Cost of revenue rose in line with revenue, keeping the gross margin essentially unchanged from the preceding quarter.

  • The gross margin was unchanged from the prior quarter, as increases in revenue and cost of revenue moved in tandem. Compared to a year ago, the gross margin was slightly lower, reflecting a marginally higher cost structure relative to revenue.
  • Gross margin was stable compared to the immediately preceding quarter, but weakened slightly from the same quarter one year earlier. Revenue and gross profit were higher on both a sequential and year-over-year basis.

Gross margin snapshot

The selected quarter's reported revenue, gross profit, direct costs, and margin comparisons.

Gross margin

55.1%

Gross profit

$406.2M

Revenue

$737.2M

Cost of revenue

$330.9M

Quarter-over-quarter change

+0.0 pts

Year-over-year change

-0.3 pts

Quarterly gross margin trend

A four-quarter view of the revenue and direct-cost bridge behind gross margin.

PeriodRevenueGross profitCost of revenueGross margin
Dec 31, 2024$621.7M$344.4M$277.3M55.4%
Mar 31, 2025$637.6M$353.2M$284.3M55.4%
Jun 30, 2025$664.6M$366.0M$298.6M55.1%
Sep 30, 2025$737.2M$406.2M$330.9M55.1%

Quarterly comparisons

Compare the selected margin with the preceding quarter and the same fiscal quarter one year earlier.

Previous-quarter change

Jun 30, 2025

+0.0 pts

Year-over-year change

Sep 30, 2024

-0.3 pts

What the margin says

Filing-constrained interpretation of margin direction, comparisons, and what to monitor next.

The gross margin was unchanged from the prior quarter, as increases in revenue and cost of revenue moved in tandem. Compared to a year ago, the gross margin was slightly lower, reflecting a marginally higher cost structure relative to revenue.

Gross margin was stable compared to the immediately preceding quarter, but weakened slightly from the same quarter one year earlier. Revenue and gross profit were higher on both a sequential and year-over-year basis.

Monitor changes in inventory levels, which grew notably from year-end and may signal future cost or working capital trends.