LN

Alliant Energy Corporation stock research

Dec 31, 2025

FY2025 Q4

Alliant Energy (LNT) Gross Margin — Quarter Ended Dec 31, 2025

Revenue decreased from the prior quarter while cost of revenue also decreased, resulting in a slightly lower gross profit and a marginally weaker gross margin. Compared to the same quarter last year, revenue and gross profit were higher, with cost of revenue increasing only modestly, leading to an improved gross margin.

Gross margin takeaway

Quarter ended Dec 31, 2025 · FY2025 Q4

Revenue decreased from the prior quarter while cost of revenue also decreased, resulting in a slightly lower gross profit and a marginally weaker gross margin. Compared to the same quarter last year, revenue and gross profit were higher, with cost of revenue increasing only modestly, leading to an improved gross margin.

  • The most observable margin driver is the change in cost of revenue relative to revenue. Sequentially, cost of revenue declined less than revenue, while year-over-year it grew much slower than revenue, supporting margin improvement.
  • Sequentially, gross margin weakened slightly from the prior quarter. Year-over-year, gross margin improved compared to the same quarter last year.

Gross margin snapshot

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

Gross margin

85.8%

Gross profit

$913.0M

Revenue

$1.1B

Cost of revenue

$151.0M

Quarter-over-quarter change

-0.5 pts

Year-over-year change

+1.1 pts

Quarterly gross margin trend

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

PeriodRevenueGross profitCost of revenueGross margin
Mar 31, 2025$1.1B$970.0M$158.0M86.0%
Jun 30, 2025$961.0M$810.0M$151.0M84.3%
Sep 30, 2025$1.2B$1.0B$166.0M86.3%
Dec 31, 2025$1.1B$913.0M$151.0M85.8%

Quarterly comparisons

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

Previous-quarter change

Sep 30, 2025

-0.5 pts

Year-over-year change

Dec 31, 2024

+1.1 pts

What the margin says

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

The most observable margin driver is the change in cost of revenue relative to revenue. Sequentially, cost of revenue declined less than revenue, while year-over-year it grew much slower than revenue, supporting margin improvement.

Sequentially, gross margin weakened slightly from the prior quarter. Year-over-year, gross margin improved compared to the same quarter last year.

Monitor cost of revenue trends, as the filing discusses seasonal capacity reserve margins and generation fuel supply that may affect future costs.

LNT Gross Margin — Quarter Ended Dec 31, 2025