ST

Steel Dynamics, Inc. stock research

Sep 30, 2025

FY2025 Q3

Steel Dynamics (STLD) Gross Margin — Quarter Ended Sep 30, 2025

Revenue increased compared to both the prior quarter and the same quarter last year. Gross profit grew at a faster pace than cost of revenue, resulting in an improved gross margin.

Gross margin takeaway

Quarter ended Sep 30, 2025 · FY2025 Q3

Revenue increased compared to both the prior quarter and the same quarter last year. Gross profit grew at a faster pace than cost of revenue, resulting in an improved gross margin.

  • The most notable change was the increase in gross profit relative to revenue, which outpaced the growth in cost of revenue.
  • Compared to the prior quarter, gross margin improved. Compared to the same quarter last year, gross margin also improved.

Gross margin snapshot

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

Gross margin

15.7%

Gross profit

$757.9M

Revenue

$4.8B

Cost of revenue

$4.1B

Quarter-over-quarter change

+2.1 pts

Year-over-year change

+1.8 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$3.9B$441.7M$3.4B11.4%
Mar 31, 2025$4.4B$486.5M$3.9B11.1%
Jun 30, 2025$4.6B$618.5M$3.9B13.5%
Sep 30, 2025$4.8B$757.9M$4.1B15.7%

Quarterly comparisons

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

Previous-quarter change

Jun 30, 2025

+2.1 pts

Year-over-year change

Sep 30, 2024

+1.8 pts

What the margin says

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

The most notable change was the increase in gross profit relative to revenue, which outpaced the growth in cost of revenue.

Compared to the prior quarter, gross margin improved. Compared to the same quarter last year, gross margin also improved.

Monitor the relationship between cost of revenue and revenue growth in future quarters.

STLD Gross Margin — Quarter Ended Sep 30, 2025