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 35.06% is in line with its 5-year average of 33.49%, around the middle of its 5-year range (24.09%–43.25%).
0.68% below its 12-month average of 35.30%.
Reported quarterly operating margin; no daily interpolation. Q2 FY2026 (2026-06-30): 36.41%.
OPERATING MARGIN
35.06%
OPERATING MARGIN AVG TTM
35.30%
OPERATING MARGIN AVG 3Y
36.30%
OPERATING MARGIN AVG 5Y
33.49%
OPERATING MARGIN AVG 10Y
35.41%
OPERATING MARGIN AVG 15Y
36.88%
OPERATING MARGIN AVG 20Y
36.89%
CURRENT VS TTM AVG
-0.68%
CURRENT VS 3Y AVG
-3.41%
CURRENT VS 5Y AVG
+4.69%
CURRENT VS 10Y AVG
-0.99%
CURRENT VS 15Y AVG
-4.93%
CURRENT VS 20Y AVG
-4.97%
SECTOR MEDIAN · UTILITIES
22.28%
median of 42 covered companies
CURRENT VS SECTOR MEDIAN
+57.36%
vs the sector median at left
Essential Utilities, Inc.
Market Cap
$11.17B
Operating Margin
35.06%
TTM Avg
35.30%
3Y Avg
36.30%
5Y Avg
33.49%
Market Cap
$11.62B
Operating Margin
27.03%
TTM Avg
20.34%
3Y Avg
18.79%
5Y Avg
19.72%
Market Cap
$10.63B
Operating Margin
17.48%
TTM Avg
16.31%
3Y Avg
17.25%
5Y Avg
19.67%
Market Cap
$8.67B
Operating Margin
10.61%
TTM Avg
15.88%
3Y Avg
20.68%
5Y Avg
27.41%
Market Cap
$14.56B
Operating Margin
7.31%
TTM Avg
4.29%
3Y Avg
4.08%
5Y Avg
-1.76%
Market Cap
$6.03B
Operating Margin
14.36%
TTM Avg
13.31%
3Y Avg
42.54%
5Y Avg
36.45%
Market Cap
$16.61B
Operating Margin
22.10%
TTM Avg
22.88%
3Y Avg
22.81%
5Y Avg
22.43%
| NAME | MARKET CAP | OPERATING MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Essential Utilities, Inc. (WTRG) | $11.17B | 35.06% | 35.30% | 36.30% | 33.49% |
| Pinnacle West Capital Corporation (PNW)vs › | $11.62B | 27.03% | 20.34% | 18.79% | 19.72% |
| The AES Corporation (AES)vs › | $10.63B | 17.48% | 16.31% | 17.25% | 19.67% |
| Brookfield Renewable Partners L.P. (BEP)vs › | $8.67B | 10.61% | 15.88% | 20.68% | 27.41% |
| UGI Corporation (UGI)vs › | $7.98B | 14.05% | 12.93% | 6.55% | 12.12% |
| Talen Energy Corporation (TLN)vs › | $14.56B | 7.31% | 4.29% | 4.08% | -1.76% |
| Oklo Inc. (OKLO)vs › | $6.24B | 0.00% | 0.00% | 0.00% | 0.00% |
| Clearway Energy, Inc. (CWEN)vs › | $6.03B | 14.36% | 13.31% | 42.54% | 36.45% |
| Alliant Energy Corporation (LNT)vs › | $16.61B | 22.10% | 22.88% | 22.81% | 22.43% |
| Black Hills Corporation (BKH)vs › | $5.40B | 23.79% | 23.46% | 21.26% | 21.88% |
Gross Margin
41.0%
Operating Margin
35.1%
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 | 36.41% |
| 2026-03-31 | 36.05% |
| 2025-12-31 | 32.47% |
| 2025-09-30 | 35.59% |
| 2025-06-30 | 35.98% |
| 2025-03-31 | 43.25% |
| 2024-12-31 | 37.50% |
| 2024-09-30 | 35.63% |
| 2024-06-30 | 33.44% |
| 2024-03-31 | 37.69% |
| 2023-12-31 | 36.29% |
| 2023-09-30 | 33.41% |
| 2023-06-30 | 35.55% |
| 2023-03-31 | 31.04% |
| 2022-12-31 | 24.09% |
| 2022-09-30 | 28.96% |
| 2022-06-30 | 30.69% |
| 2022-03-31 | 32.55% |
| 2021-12-31 | 26.06% |
| 2021-09-30 | 28.04% |
| 2021-06-30 | 32.57% |
| 2021-03-31 | 39.82% |
| 2020-12-31 | 28.02% |
| 2020-09-30 | 30.18% |
| 2020-06-30 | 32.02% |
| 2020-03-31 | 28.76% |
| 2019-12-31 | 37.74% |
| 2019-09-30 | 43.70% |
| 2019-06-30 | 36.98% |
| 2019-03-31 | 33.53% |
| 2018-12-31 | 30.52% |
| 2018-09-30 | 46.12% |
| 2018-06-30 | 40.95% |
| 2018-03-31 | 35.68% |
| 2017-12-31 | 37.86% |
| 2017-09-30 | 45.92% |
| 2017-06-30 | 42.20% |
| 2017-03-31 | 37.88% |
| 2016-12-31 | 36.57% |
| 2016-09-30 | 43.16% |
| 2016-06-30 | 40.95% |
| 2016-03-31 | 37.55% |
| 2015-12-31 | 37.86% |
| 2015-09-30 | 43.01% |
| 2015-06-30 | 39.00% |
| 2015-03-31 | 37.39% |
| 2014-12-31 | 37.93% |
| 2014-09-30 | 45.15% |
| 2014-06-30 | 40.93% |
| 2014-03-31 | 36.55% |
| 2013-12-31 | 36.92% |
| 2013-09-30 | 42.15% |
| 2013-06-30 | 40.76% |
| 2013-03-31 | 37.18% |
| 2012-12-31 | 38.46% |
| 2012-09-30 | 46.86% |
| 2012-06-30 | 43.91% |
| 2012-03-31 | 36.32% |
| 2011-12-31 | 37.31% |
| 2011-09-30 | 43.94% |
| 2011-06-30 | 38.58% |
| 2011-03-31 | 35.56% |
| 2010-12-31 | 36.66% |
| 2010-09-30 | 40.10% |
| 2010-06-30 | 37.03% |
| 2010-03-31 | 31.58% |
| 2009-12-31 | 35.96% |
| 2009-09-30 | 39.52% |
| 2009-06-30 | 35.18% |
| 2009-03-31 | 30.27% |
| 2008-12-31 | 36.21% |
| 2008-09-30 | 42.11% |
| 2008-06-30 | 35.24% |
| 2008-03-31 | 28.87% |
| 2007-12-31 | 34.98% |
| 2007-09-30 | 39.49% |
| 2007-06-30 | 36.36% |
| 2007-03-31 | 31.86% |
| 2006-12-31 | 40.42% |
| 2006-09-30 | 40.51% |
| 2006-06-30 | 38.02% |
| 2006-03-31 | 34.44% |
| 2005-12-31 | 37.47% |
| 2005-09-30 | 43.20% |
| 2005-06-30 | 39.47% |
| 2005-03-31 | 37.52% |
| 2004-12-31 | 42.72% |
| 2004-09-30 | 42.39% |
| 2004-06-30 | 37.99% |
| 2004-03-31 | 36.53% |
| 2003-12-31 | 39.05% |
| 2003-09-30 | 45.33% |
| 2003-06-30 | 42.32% |
| 2003-03-31 | 40.31% |
| 2002-12-31 | 49.37% |
| 2002-09-30 | 49.00% |
