Basis: Trailing twelve months (TTM). Source: stored company filings and market data; unavailable inputs remain N/A.
Is the operating margin high or low?
The operating margin of 27.03% is 18% above its 5-year average of 22.88%, around the middle of its 5-year range (12.11%–34.78%).
10.25% above its 12-month average of 24.52%.
Reported quarterly operating margin; no daily interpolation. Q2 FY2026 (2026-06-30): 16.99%.
OPERATING MARGIN
27.03%
OPERATING MARGIN AVG TTM
24.52%
OPERATING MARGIN AVG 3Y
24.89%
OPERATING MARGIN AVG 5Y
22.88%
OPERATING MARGIN AVG 10Y
18.67%
OPERATING MARGIN AVG 15Y
19.03%
OPERATING MARGIN AVG 20Y
16.84%
CURRENT VS TTM AVG
+10.25%
CURRENT VS 3Y AVG
+8.58%
CURRENT VS 5Y AVG
+18.12%
CURRENT VS 10Y AVG
+44.75%
CURRENT VS 15Y AVG
+42.02%
CURRENT VS 20Y AVG
+60.49%
SECTOR MEDIAN · UTILITIES
22.28%
median of 40 covered companies
CURRENT VS SECTOR MEDIAN
+21.32%
vs the sector median at left
Market Cap
$20.87B
Operating Margin
18.95%
TTM Avg
20.00%
3Y Avg
17.70%
5Y Avg
17.60%
Market Cap
$21.23B
Operating Margin
36.72%
TTM Avg
26.68%
3Y Avg
19.52%
5Y Avg
16.16%
Market Cap
$17.22B
Operating Margin
22.10%
TTM Avg
22.88%
3Y Avg
22.81%
5Y Avg
22.43%
Market Cap
$25.25B
Operating Margin
23.24%
TTM Avg
22.79%
3Y Avg
20.65%
5Y Avg
18.82%
Market Cap
$25.59B
Operating Margin
22.34%
TTM Avg
22.40%
3Y Avg
20.71%
5Y Avg
20.89%
| NAME | MARKET CAP | OPERATING MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| NiSource Inc (NI) | $19.64B | 27.03% | 24.52% | 24.89% | 22.88% |
| Evergy, Inc. (EVRG)vs › | $18.67B | 25.88% | 25.00% | 23.80% | 23.80% |
| CMS Energy Corporation (CMS)vs › | $20.87B | 18.95% | 20.00% | 17.70% | 17.60% |
| Edison International (EIX)vs › | $21.23B | 36.72% | 26.68% | 19.52% | 16.16% |
| Alliant Energy Corporation (LNT)vs › | $17.22B | 22.10% | 22.88% | 22.81% | 22.43% |
| NRG Energy, Inc. (NRG)vs › | $22.82B | 5.38% | 7.32% | 5.59% | 7.82% |
| PPL Corporation (PPL)vs › | $25.23B | 24.02% | 22.05% | 20.28% | 22.45% |
| CenterPoint Energy, Inc. (CNP)vs › | $25.25B | 23.24% | 22.79% | 20.65% | 18.82% |
| Eversource Energy (ES)vs › | $25.59B | 22.34% | 22.40% | 20.71% | 20.89% |
| Talen Energy Corporation (TLN)vs › | $13.25B | 7.31% | 4.29% | 4.08% | -1.76% |
Gross Margin
50.8%
Operating Margin
27.0%
Operating Margin = Operating Income / Revenue
Operating margin is the percentage of revenue remaining after operating expenses, reflecting operating efficiency.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
| DATE | OPERATING MARGIN |
|---|---|
| 2026-06-30 | 16.99% |
| 2026-03-31 | 34.67% |
| 2025-12-31 | 27.07% |
| 2025-09-30 | 23.37% |
| 2025-06-30 | 20.49% |
| 2025-03-31 | 34.78% |
| 2024-12-31 | 26.25% |
| 2024-09-30 | 20.28% |
| 2024-06-30 | 21.85% |
| 2024-03-31 | 34.19% |
| 2023-12-31 | 25.50% |
| 2023-09-30 | 22.68% |
| 2023-06-30 | 15.50% |
| 2023-03-31 | 27.01% |
| 2022-12-31 | 21.44% |
| 2022-09-30 | 14.38% |
| 2022-06-30 | 12.11% |
| 2022-03-31 | 32.05% |
| 2021-12-31 | 20.19% |
| 2021-09-30 | 15.33% |
| 2021-06-30 | 14.42% |
| 2021-03-31 | 28.03% |
| 2020-12-31 | 18.01% |
| 2020-09-30 | 10.28% |
| 2020-06-30 | 9.53% |
| 2020-03-31 | 9.23% |
| 2019-12-31 | -2.72% |
| 2019-09-30 | 9.77% |
| 2019-06-30 | 45.87% |
| 2019-03-31 | 20.01% |
| 2018-12-31 | -5.36% |
| 2018-09-30 | -35.30% |
| 2018-06-30 | 11.76% |
| 2018-03-31 | 22.88% |
| 2017-12-31 | 19.73% |
| 2017-09-30 | 12.13% |
| 2017-06-30 | 12.52% |
| 2017-03-31 | 25.99% |
| 2016-12-31 | 17.34% |
| 2016-09-30 | 13.20% |
| 2016-06-30 | 15.40% |
| 2016-03-31 | 26.55% |
| 2015-12-31 | 19.99% |
| 2015-09-30 | 13.42% |
| 2015-06-30 | 7.22% |
| 2015-03-31 | 17.97% |
| 2014-12-31 | 20.77% |
| 2014-09-30 | 6.33% |
| 2014-06-30 | 16.45% |
| 2014-03-31 | 23.00% |
| 2013-12-31 | 21.55% |
| 2013-09-30 | 16.38% |
| 2013-06-30 | 16.00% |
| 2013-03-31 | 23.90% |
| 2012-12-31 | 21.55% |
| 2012-09-30 | 13.51% |
| 2012-06-30 | 19.55% |
| 2012-03-31 | 23.98% |
| 2011-12-31 | 13.09% |
| 2011-09-30 | 13.79% |
| 2011-06-30 | 13.47% |
| 2011-03-31 | 18.21% |
| 2010-12-31 | 14.56% |
| 2010-09-30 | 10.83% |
| 2010-06-30 | 11.89% |
| 2010-03-31 | 17.11% |
| 2009-12-31 | 10.78% |
| 2009-09-30 | 10.58% |
| 2009-06-30 | 11.07% |
| 2009-03-31 | 12.81% |
| 2008-12-31 | 12.30% |
| 2008-09-30 | 7.49% |
| 2008-06-30 | 6.38% |
| 2008-03-31 | 12.00% |
| 2007-12-31 | 8.93% |
| 2007-09-30 | 8.61% |
| 2007-06-30 | 8.89% |
| 2007-03-31 | 14.82% |
| 2006-12-31 | 12.53% |
| 2006-09-30 | 11.73% |
| 2006-06-30 | 10.05% |
| 2006-03-31 | 12.37% |
| 2005-12-31 | 12.03% |
| 2005-09-30 | 7.95% |
| 2005-06-30 | 8.84% |
| 2005-03-31 | 16.32% |
| 2004-12-31 | 17.28% |
| 2004-09-30 | 13.07% |
| 2004-06-30 | 12.67% |
| 2004-03-31 | 17.93% |
| 2003-12-31 | 17.50% |
| 2003-09-30 | 16.58% |
| 2003-06-30 | 15.40% |
| 2003-03-31 | 18.35% |
| 2002-12-31 | 18.43% |
| 2002-09-30 | 16.71% |
