Filing Flows › Alliant Energy (LNT) › Q3 2025
Alliant Energy (LNT) Q3 2025 earnings results (third quarter 2025)
10-Q filed Nov 7, 2025
Alliant Energy (LNT) reported revenue of $1.2B for the third quarter 2025 (Q3 2025), +12% from a year earlier and +26% from the quarter before. Operating margin was 28.8%, net earnings $281M (23.2% of revenue).
Alliant Energy, Q3 2025: revenue $1.2B (+12% year over year), operating margin 28.8%, net earnings $281M, operating cash flow $408M. The chart follows the revenue to costs, profit and cash.
| Q3 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $1.2B | +26% | +12% |
| Operating profit | $349M | +57% | +12% |
| Net earnings | $281M | +61% | -5% |
| Operating cash flow | $408M | +68% | +16% |
What changed
Revenue was $1.2B in Q3 2025, up 12% year over year and up 26% from the previous quarter. Electric was the largest line at 93% of revenue. Electric added $0.12B year over year (up 13%), 97% of the total change.
Operating profit was $0.35B, a 28.8% margin (down 0.1 points year over year). Of the extra revenue versus a year earlier, 28% reached operating profit, below the 29% margin then. Total costs grew 12% against revenue growth of 12%. The fastest-growing cost line was Other operating costs (+15%). Net earnings were $0.28B, down 5% year over year. The effective tax rate was -6.8%.
Operating cash flow was $0.41B (up 16% year over year), 145% of net earnings. Non-cash charges added back $0.21B of depreciation and amortization and $0.01B of share-based compensation. Working capital and other items used $0.09B. Capital expenditures of $0.51B exceeded it, leaving free cash flow of −$0.10B.
Questions
What was Alliant Energy's revenue in the third quarter 2025?
Alliant Energy (LNT) reported revenue of $1.2B for the third quarter 2025 (Q3 2025), +12% from a year earlier and +26% from the quarter before.
Was Alliant Energy profitable in the third quarter 2025?
Operating profit was $349M (28.8% of revenue) and net earnings $281M.
Source: Alliant Energy 10-Q on SEC EDGAR.