Basis: Latest reported fiscal quarter. Source: stored company filings and market data; unavailable inputs remain N/A.
Is the net profit margin high or low?
The net profit margin of 18.92% is in line with its 5-year average of 17.48%, around the middle of its 5-year range (9.73%–27.29%).
As of the fiscal period ended Tuesday, March 31, 2026. 2.29% above its 12-month average of 18.50%.
Reported quarterly profit margin; no daily interpolation.
NET PROFIT MARGIN
18.92%
NET PROFIT MARGIN AVG TTM
18.50%
NET PROFIT MARGIN AVG 3Y
16.85%
NET PROFIT MARGIN AVG 5Y
16.99%
NET PROFIT MARGIN AVG 10Y
16.07%
NET PROFIT MARGIN AVG 15Y
14.32%
NET PROFIT MARGIN AVG 20Y
12.89%
CURRENT VS TTM AVG
+2.29%
CURRENT VS 3Y AVG
+12.27%
CURRENT VS 5Y AVG
+11.32%
CURRENT VS 10Y AVG
+17.71%
CURRENT VS 15Y AVG
+32.10%
CURRENT VS 20Y AVG
+46.78%
SECTOR MEDIAN · UTILITIES
12.61%
median of 41 covered companies
CURRENT VS SECTOR MEDIAN
+50.03%
vs the sector median at left
Alliant Energy Corporation
Market Cap
$18.60B
Net Profit Margin
18.92%
TTM Avg
18.50%
3Y Avg
16.85%
5Y Avg
16.99%
Market Cap
$14.35B
Net Profit Margin
-0.65%
TTM Avg
19.90%
3Y Avg
2.87%
5Y Avg
-8.85%
Market Cap
$22.97B
Net Profit Margin
12.55%
TTM Avg
12.95%
3Y Avg
11.88%
5Y Avg
12.96%
Market Cap
$12.40B
Net Profit Margin
11.99%
TTM Avg
11.71%
3Y Avg
11.32%
5Y Avg
12.82%
Market Cap
$10.57B
Net Profit Margin
10.72%
TTM Avg
10.75%
3Y Avg
4.77%
5Y Avg
2.64%
Market Cap
$26.86B
Net Profit Margin
13.09%
TTM Avg
11.78%
3Y Avg
10.51%
5Y Avg
7.21%
| NAME | MARKET CAP | NET PROFIT MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Alliant Energy Corporation (LNT) | $18.60B | 18.92% | 18.50% | 16.85% | 16.99% |
| Evergy, Inc. (EVRG)vs › | $19.36B | 14.71% | 14.72% | 13.91% | 13.99% |
| NiSource Inc (NI)vs › | $21.48B | 14.10% | 13.96% | 13.66% | 11.03% |
| Talen Energy Corporation (TLN)vs › | $14.35B | -0.65% | 19.90% | 2.87% | -8.85% |
| CMS Energy Corporation (CMS)vs › | $22.97B | 12.55% | 12.95% | 11.88% | 12.96% |
| Pinnacle West Capital Corporation (PNW)vs › | $12.40B | 11.99% | 11.71% | 11.32% | 12.82% |
| NRG Energy, Inc. (NRG)vs › | $26.21B | 0.74% | 3.41% | 2.50% | 3.95% |
| The AES Corporation (AES)vs › | $10.57B | 10.72% | 10.75% | 4.77% | 2.64% |
| PPL Corporation (PPL)vs › | $26.86B | 13.09% | 11.78% | 10.51% | 7.21% |
| American Water Works Company, Inc. (AWK)vs › | $26.97B | 21.17% | 22.02% | 21.99% | 23.15% |
Operating Margin
23.0%
Net Profit Margin
18.9%
Net Profit Margin = Net Income / Revenue
Net profit margin is the percentage of revenue that becomes net income after all expenses, taxes, and interest.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
| DATE | NET PROFIT MARGIN |
|---|---|
| 2026-03-31 | 18.92% |
| 2025-12-31 | 13.35% |
| 2025-09-30 | 23.22% |
| 2025-06-30 | 18.11% |
| 2025-03-31 | 18.88% |
| 2024-12-31 | 15.37% |
| 2024-09-30 | 27.29% |
| 2024-06-30 | 9.73% |
| 2024-03-31 | 15.32% |
| 2023-12-31 | 12.59% |
| 2023-09-30 | 24.05% |
| 2023-06-30 | 17.54% |
| 2023-03-31 | 15.13% |
| 2022-12-31 | 10.11% |
| 2022-09-30 | 20.00% |
| 2022-06-30 | 16.86% |
| 2022-03-31 | 17.98% |
| 2021-12-31 | 10.25% |
| 2021-09-30 | 25.29% |
| 2021-06-30 | 17.87% |
| 2021-03-31 | 19.31% |
| 2020-12-31 | 8.08% |
| 2020-09-30 | 27.07% |
| 2020-06-30 | 17.82% |
| 2020-03-31 | 18.89% |
| 2019-12-31 | 12.95% |
| 2019-09-30 | 22.82% |
| 2019-06-30 | 12.29% |
| 2019-03-31 | 12.94% |
| 2018-12-31 | 10.05% |
| 2018-09-30 | 22.41% |
| 2018-06-30 | 12.61% |
| 2018-03-31 | 13.48% |
| 2017-12-31 | 11.25% |
| 2017-09-30 | 18.90% |
| 2017-06-30 | 12.65% |
| 2017-03-31 | 12.06% |
| 2016-12-31 | 8.18% |
| 2016-09-30 | 14.17% |
| 2016-06-30 | 11.45% |
| 2016-03-31 | 11.74% |
| 2015-12-31 | 4.95% |
| 2015-09-30 | 20.30% |
| 2015-06-30 | 9.77% |
| 2015-03-31 | 11.05% |
| 2014-12-31 | 7.77% |
| 2014-09-30 | 18.49% |
| 2014-06-30 | 8.57% |
| 2014-03-31 | 11.61% |
| 2013-12-31 | 8.18% |
| 2013-09-30 | 18.49% |
| 2013-06-30 | 9.44% |
| 2013-03-31 | 9.32% |
| 2012-12-31 | 9.63% |
| 2012-09-30 | 17.43% |
| 2012-06-30 | 10.11% |
| 2012-03-31 | 5.08% |
| 2011-12-31 | 6.94% |
| 2011-09-30 | 12.32% |
| 2011-06-30 | 6.75% |
| 2011-03-31 | 8.43% |
| 2010-12-31 | 6.25% |
| 2010-09-30 | 16.15% |
| 2010-06-30 | 7.08% |
| 2010-03-31 | 5.40% |
| 2009-12-31 | 6.82% |
| 2009-09-30 | -4.49% |
| 2009-06-30 | 4.56% |
| 2009-03-31 | 8.14% |
| 2008-12-31 | 5.74% |
| 2008-09-30 | 11.54% |
| 2008-06-30 | 7.92% |
| 2008-03-31 | 7.34% |
| 2007-12-31 | 22.17% |
| 2007-09-30 | 13.18% |
| 2007-06-30 | 6.51% |
| 2007-03-31 | 7.00% |
| 2006-12-31 | 21.29% |
| 2006-09-30 | 10.28% |
| 2006-06-30 | 7.19% |
| 2006-03-31 | 0.33% |
| 2005-12-31 | -7.05% |
| 2005-09-30 | 12.87% |
| 2005-06-30 | -7.72% |
| 2005-03-31 | 0.89% |
| 2004-12-31 | 5.45% |
| 2004-09-30 | 11.79% |
| 2004-06-30 | -2.18% |
| 2004-03-31 | 4.21% |
| 2003-12-31 | 5.88% |
| 2003-09-30 | 13.88% |
| 2003-06-30 | 4.98% |
| 2003-03-31 | -0.05% |
| 2002-12-31 | 7.73% |
| 2002-09-30 | 5.87% |
| 2002-06-30 | 1.03% |
