MO

The Mosaic Company stock research

Sep 30, 2025

FY2025 Q3

The Mosaic (MOS) Gross Margin — Quarter Ended Sep 30, 2025

Revenue and gross profit both increased compared to the prior quarter and the same quarter last year. Gross margin weakened slightly from the prior quarter but improved from the year-ago period.

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. Gross margin weakened slightly from the prior quarter but improved from the year-ago period.

  • Gross profit rose while cost of revenue also increased, resulting in a higher gross profit but a slightly lower gross margin than the prior quarter. The year-over-year improvement in gross margin was supported by a larger proportional increase in revenue relative to cost of revenue.
  • Compared to the prior quarter, revenue and gross profit were higher, but gross margin was lower. Compared to the same quarter last year, revenue, gross profit, and gross margin were all higher.

Gross margin snapshot

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

Gross margin

16.0%

Gross profit

$552.3M

Revenue

$3.5B

Cost of revenue

$2.9B

Quarter-over-quarter change

-1.3 pts

Year-over-year change

+1.2 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$2.8B$301.9M$2.5B10.7%
Mar 31, 2025$2.6B$488.4M$2.1B18.6%
Jun 30, 2025$3.0B$518.6M$2.5B17.3%
Sep 30, 2025$3.5B$552.3M$2.9B16.0%

Quarterly comparisons

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

Previous-quarter change

Jun 30, 2025

-1.3 pts

Year-over-year change

Sep 30, 2024

+1.2 pts

What the margin says

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

Gross profit rose while cost of revenue also increased, resulting in a higher gross profit but a slightly lower gross margin than the prior quarter. The year-over-year improvement in gross margin was supported by a larger proportional increase in revenue relative to cost of revenue.

Compared to the prior quarter, revenue and gross profit were higher, but gross margin was lower. Compared to the same quarter last year, revenue, gross profit, and gross margin were all higher.

Monitor the relationship between revenue growth and cost of revenue growth in future quarters to assess margin stability.