Basis: Latest reported fiscal quarter. Source: stored company filings and market data; unavailable inputs remain N/A.
Is the gross margin high or low?
The gross margin of 78.23% is 72% above its 5-year average of 45.43%, near the high end of its 5-year range (18.81%–78.23%).
As of the fiscal period ended Tuesday, June 30, 2026. 57.36% above its 12-month average of 49.71%.
Reported quarterly gross margin; no daily interpolation.
GROSS MARGIN
78.23%
GROSS MARGIN AVG TTM
49.71%
GROSS MARGIN AVG 3Y
49.21%
GROSS MARGIN AVG 5Y
46.15%
GROSS MARGIN AVG 10Y
45.08%
GROSS MARGIN AVG 15Y
44.56%
GROSS MARGIN AVG 20Y
48.32%
CURRENT VS TTM AVG
+57.36%
CURRENT VS 3Y AVG
+58.96%
CURRENT VS 5Y AVG
+69.52%
CURRENT VS 10Y AVG
+73.55%
CURRENT VS 15Y AVG
+75.58%
CURRENT VS 20Y AVG
+61.90%
SECTOR MEDIAN · UTILITIES
31.68%
median of 42 covered companies
CURRENT VS SECTOR MEDIAN
+146.89%
vs the sector median at left
The Southern Company
Market Cap
$106.57B
Gross Margin
78.23%
TTM Avg
49.71%
3Y Avg
49.21%
5Y Avg
46.15%
Market Cap
$97.78B
Gross Margin
31.56%
TTM Avg
40.81%
3Y Avg
43.52%
5Y Avg
45.20%
Market Cap
$94.35B
Gross Margin
77.92%
TTM Avg
50.63%
3Y Avg
30.81%
5Y Avg
25.97%
Market Cap
$69.56B
Gross Margin
31.81%
TTM Avg
31.87%
3Y Avg
29.49%
5Y Avg
29.12%
| NAME | MARKET CAP | GROSS MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| The Southern Company (SO) | $106.57B | 78.23% | 49.71% | 49.21% | 46.15% |
| Duke Energy Corporation (DUK)vs › | $97.78B | 31.56% | 40.81% | 43.52% | 45.20% |
| Constellation Energy Corporation (CEG)vs › | $94.35B | 77.92% | 50.63% | 30.81% | 25.97% |
| American Electric Power Company, Inc. (AEP)vs › | $69.56B | 31.81% | 31.87% | 29.49% | 29.12% |
| Dominion Energy, Inc. (D)vs › | $60.84B | 49.02% | 48.45% | 47.75% | 48.31% |
| Sempra (SRE)vs › | $57.89B | 30.61% | 28.17% | 26.70% | 27.26% |
| Entergy Corporation (ETR)vs › | $50.22B | 29.91% | 39.10% | 40.10% | 41.00% |
| Vistra Corp. (VST)vs › | $49.97B | 12.72% | 28.61% | 27.97% | 22.49% |
| Xcel Energy Inc. (XEL)vs › | $48.82B | 24.30% | 35.02% | 37.60% | 38.77% |
| Exelon Corporation (EXC)vs › | $46.88B | 24.54% | 34.38% | 37.99% | 36.64% |
Gross Margin
78.2%
(Revenue - COGS) / Revenue
Gross Margin = Gross Profit / Revenue
Gross margin is the percentage of revenue remaining after the cost of goods sold, reflecting core product profitability.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
| DATE | GROSS MARGIN |
|---|---|
| 2026-06-30 | 78.23% |
| 2026-03-31 | 46.47% |
| 2025-12-31 | 18.81% |
| 2025-09-30 | 55.02% |
| 2025-06-30 | 50.05% |
| 2025-03-31 | 48.12% |
| 2024-12-31 | 41.96% |
| 2024-09-30 | 54.34% |
| 2024-06-30 | 53.91% |
| 2024-03-31 | 48.81% |
| 2023-12-31 | 41.16% |
| 2023-09-30 | 53.78% |
| 2023-06-30 | 47.70% |
| 2023-03-31 | 42.02% |
| 2022-12-31 | 26.38% |
| 2022-09-30 | 40.55% |
| 2022-06-30 | 41.20% |
| 2022-03-31 | 39.49% |
| 2021-12-31 | 31.42% |
| 2021-09-30 | 49.21% |
| 2021-06-30 | 45.42% |
| 2021-03-31 | 47.68% |
| 2020-12-31 | 40.65% |
| 2020-09-30 | 53.88% |
| 2020-06-30 | 51.47% |
| 2020-03-31 | 48.05% |
| 2019-12-31 | 35.47% |
| 2019-09-30 | 53.04% |
| 2019-06-30 | 46.84% |
| 2019-03-31 | 42.02% |
| 2018-12-31 | 32.36% |
| 2018-09-30 | 48.12% |
| 2018-06-30 | 40.13% |
| 2018-03-31 | 39.92% |
| 2017-12-31 | 37.03% |
| 2017-09-30 | 49.91% |
| 2017-06-30 | 44.66% |
| 2017-03-31 | 41.69% |
| 2016-12-31 | 34.39% |
| 2016-09-30 | 48.04% |
| 2016-06-30 | 46.87% |
| 2016-03-31 | 44.84% |
| 2015-12-31 | 42.49% |
| 2015-09-30 | 47.97% |
| 2015-06-30 | 43.03% |
| 2015-03-31 | 40.76% |
| 2014-12-31 | 32.14% |
| 2014-09-30 | 46.23% |
| 2014-06-30 | 41.48% |
| 2014-03-31 | 39.28% |
| 2013-12-31 | 39.27% |
| 2013-09-30 | 47.12% |
| 2013-06-30 | 42.35% |
| 2013-03-31 | 40.18% |
| 2012-12-31 | -35.84% |
| 2012-09-30 | 48.05% |
| 2012-06-30 | 42.98% |
| 2012-03-31 | 39.73% |
| 2011-12-31 | 63.39% |
| 2011-09-30 | 60.89% |
| 2011-06-30 | 59.79% |
| 2011-03-31 | 60.72% |
| 2010-12-31 | 58.80% |
| 2010-09-30 | 59.04% |
| 2010-06-30 | 58.25% |
| 2010-03-31 | 57.37% |
| 2009-12-31 | 59.28% |
| 2009-09-30 | 59.41% |
| 2009-06-30 | 59.27% |
| 2009-03-31 | 58.71% |
| 2008-12-31 | 54.30% |
| 2008-09-30 | 53.36% |
| 2008-06-30 | 56.84% |
| 2008-03-31 | 58.05% |
| 2007-12-31 | 57.71% |
| 2007-09-30 | 58.19% |
| 2007-06-30 | 58.70% |
| 2007-03-31 | 59.50% |
| 2006-12-31 | 60.96% |
| 2006-09-30 | 59.01% |
| 2006-06-30 | 59.72% |
| 2006-03-31 | 62.36% |
| 2005-12-31 | 59.26% |
| 2005-09-30 | 59.72% |
| 2005-06-30 | 64.20% |
| 2005-03-31 | 65.45% |
| 2004-12-31 | -19.46% |
| 2004-09-30 | 65.99% |
| 2004-06-30 | 63.84% |
| 2004-03-31 | 64.92% |
| 2003-12-31 | -19.50% |
| 2003-09-30 | 67.44% |
| 2003-06-30 | 69.80% |
| 2003-03-31 | 67.61% |
| 2002-12-31 | -18.96% |
| 2002-09-30 | 68.33% |
