What is the current annual operating margin of SBS?

As of today, SBS annual operating margin is 32.23%

What is 1-year change in SBS annual operating margin?

SBS annual operating margin is down -26.03% year-over-year

What is 3-year change in SBS annual operating margin?

SBS annual operating margin is up +54.36% over the past 3 years

How far is SBS annual operating margin from its all-time high?

SBS annual operating margin is currently -27.54% below its historical high of 44.48% set on December 1, 1999

How does SBS annual operating margin rank versus sector peers?

SBS annual operating margin is higher than 92.66% of companies in Utilities sector

When is SBS next annual earnings release?

As of today, the next annual earnings release for SBS has not been scheduled

What is the current quarterly operating margin of SBS?

As of today, SBS quarterly operating margin is 34.06%

What is SBS quarterly operating margin most recent change?

SBS quarterly operating margin was up +7.34% on March 31, 2026

What is 1-year change in SBS quarterly operating margin?

SBS quarterly operating margin is up +1.98% year-over-year

How far is SBS quarterly operating margin from its all-time high?

SBS quarterly operating margin is currently -49.01% below its historical high of 66.80% set on September 30, 2024

How does SBS quarterly operating margin rank versus sector peers?

SBS quarterly operating margin is higher than 89.52% of companies in Utilities sector

When is SBS next earnings release?

The next earnings release for SBS is on August 12, 2026

SBS Operating Margin History & Chart Since 1997

Annual Operating Margin

32.23%11.34%-26.03%

December 31, 2025

Summary

Current Value: As of today, SBS annual operating margin is 32.23%, down -26.03% on December 31, 2025
Historical Performance: SBS annual operating margin is up +54.36% over the past 3 years, up +31.44% over the past 5 years
All-Time High Comparison: SBS annual operating margin is currently -27.54% below its historical high of 44.48% set on December 1, 1999
3-Year Low Comparison: SBS annual operating margin is +54.36% above its 3-year low of 20.88% reached on an earlier date
Sector Comparison: SBS annual operating margin is higher than 92.66% of companies in Utilities sector

Operating Margin Chart

beforeafter

Performance

SBS Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 25	32.23%	-26.0%	+54.4%	+31.4%	+12.3%
Quarterly Operating Margin	Mar 31, 26	34.06%	+2.0%	+41.8%	+47.3%	+84.3%
Price	Aug 4, 26	$5.43	+38.6%	+147.7%	+296.9%	+195.3%
PE Ratio	Aug 4, 26	32.46	+1617.5%	+1246.9%	+1531.2%	+1019.3%
Annual Revenue	Dec 31, 25	$6.82B	+1.7%	+59.7%	+97.6%	+30.0%
Annual Operating Profit	Dec 31, 25	$2.20B	-24.8%	+146.4%	+159.8%	+46.0%
Annual Gross Margin	Dec 31, 25	36.64%	-31.5%	+7.6%	+0.9%	-16.8%
Annual Net Margin	Dec 31, 25	22.21%	-16.2%	+57.0%	+306.0%	+25.8%

Operating Margin Highs

SBS Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	43.57%	Dec 31, 24	-26.0%
5Y	43.57%	Dec 31, 24	-26.0%
All	44.48%	Dec 1, 99	-27.5%

Operating Margin Lows

SBS Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	20.88%	N/A	+54.4%
5Y	20.88%	Dec 31, 22	+54.4%
All	16.84%	Dec 31, 14	+91.4%

Operating Margin History

Year	Value	Change
2025	32.23%	-26.0%
2024	43.57%	+77.6%
2023	24.53%	+17.5%
2022	20.88%	-0.1%
2021	20.90%	-14.8%
2020	24.52%	-22.9%
2019	31.80%	-0.3%
2018	31.90%	+19.0%
2017	26.81%	+11.9%
2016	23.96%	+30.1%
2015	18.41%	+9.3%
2014	16.84%	-38.5%
2013	27.40%	+5.6%
2012	25.94%	+10.3%
2011	23.52%	-18.0%

Year	Value	Change
2010	28.70%	+17.4%
2009	24.45%	-29.5%
2008	34.66%	-0.3%
2007	34.78%	+1.3%
2006	34.33%	+0.6%
2005	34.11%	+13.0%
2004	30.19%	-16.8%
2003	36.28%	+1.9%
2002	35.60%	+0.1%
2001	35.58%	-15.4%
2000	42.07%	-5.4%
1999	44.48%	+17.8%
1998	37.76%	+14.7%
1997	32.91%	-

FAQ

What is the current annual operating margin of SBS?: As of today, SBS annual operating margin is 32.23%
What is 1-year change in SBS annual operating margin?: SBS annual operating margin is down -26.03% year-over-year
What is 3-year change in SBS annual operating margin?: SBS annual operating margin is up +54.36% over the past 3 years
How far is SBS annual operating margin from its all-time high?: SBS annual operating margin is currently -27.54% below its historical high of 44.48% set on December 1, 1999
How does SBS annual operating margin rank versus sector peers?: SBS annual operating margin is higher than 92.66% of companies in Utilities sector
When is SBS next annual earnings release?: As of today, the next annual earnings release for SBS has not been scheduled

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Quarterly Operating Margin

34.06%2.33%+7.34%

March 31, 2026

Summary

Current Value: As of today, SBS quarterly operating margin is 34.06%, up +7.34% on March 31, 2026
Historical Performance: SBS quarterly operating margin is up +1.98% year-over-year, up +41.80% over the past 3 years
All-Time High Comparison: SBS quarterly operating margin is currently -49.01% below its historical high of 66.80% set on September 30, 2024
3-Year Low Comparison: SBS quarterly operating margin is +107.43% above its 3-year low of 16.42% reached on an earlier date
Sector Comparison: SBS quarterly operating margin is higher than 89.52% of companies in Utilities sector

Performance

SBS Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Mar 31, 26	34.06%	+7.3%	+2.0%	+41.8%	+47.3%
Annual Operating Margin	Dec 31, 25	32.23%	–	-26.0%	+54.4%	+31.4%
Price	Aug 4, 26	$5.43	-17.4%	+38.6%	+147.7%	+296.9%
PE Ratio	Aug 4, 26	32.46	-17.4%	+1617.5%	+1246.9%	+1531.2%
Quarterly Revenue	Mar 31, 26	$1.90B	-9.3%	+31.6%	+72.7%	+122.1%
Quarterly Operating Profit	Mar 31, 26	$645.74M	-2.6%	+34.2%	+144.9%	+227.1%
Quarterly Gross Margin	Mar 31, 26	38.81%	+14.1%	-5.6%	+10.9%	+14.4%
Quarterly Net Margin	Mar 31, 26	17.55%	-26.3%	-0.2%	+33.9%	+65.3%

Quarterly Operating Margin Highs

SBS Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	36.85%	N/A	-7.6%
3Y	66.80%	Sep 30, 24	-49.0%
5Y	66.80%	Sep 30, 24	-49.0%
All	66.80%	Sep 30, 24	-49.0%

Quarterly Operating Margin Lows

SBS Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	27.38%	Sep 30, 25	+24.4%
3Y	16.42%	N/A	+107.4%
5Y	16.42%	Jun 30, 23	+107.4%
All	7.44%	Dec 31, 14	+357.8%

Quarterly Operating Margin History

Month	Value	Change
Mar 2026	34.06%	+7.3%
Dec 2025	31.73%	+15.9%
Sep 2025	27.38%	-25.7%
Jun 2025	36.85%	+10.3%
Mar 2025	33.40%	+38.7%
Dec 2024	24.08%	-64.0%
Sep 2024	66.80%	+104.9%
Jun 2024	32.60%	+30.0%
Mar 2024	25.08%	-17.4%
Dec 2023	30.38%	+15.8%
Sep 2023	26.24%	+59.8%
Jun 2023	16.42%	-31.6%
Mar 2023	24.02%	+34.2%
Dec 2022	17.90%	-29.2%
Sep 2022	25.29%	+47.2%
Jun 2022	17.18%	-25.6%
Mar 2022	23.10%	+32.2%
Dec 2021	17.48%	-25.8%
Sep 2021	23.55%	+21.3%
Jun 2021	19.41%	-16.1%
Mar 2021	23.13%	-13.8%
Dec 2020	26.83%	+21.5%
Sep 2020	22.09%	-9.1%
Jun 2020	24.29%	-1.4%
Mar 2020	24.63%	-7.1%
Dec 2019	26.52%	-43.5%
Sep 2019	46.97%	+134.5%
Jun 2019	20.03%	-31.3%
Mar 2019	29.15%	-25.8%
Dec 2018	39.27%	+37.6%
Sep 2018	28.53%	-0.4%
Jun 2018	28.64%	-0.6%
Mar 2018	28.82%	+11.5%
Dec 2017	25.85%	-18.3%
Sep 2017	31.63%	+49.0%
Jun 2017	21.23%	-25.7%
Mar 2017	28.57%	+24.6%
Dec 2016	22.93%	-18.2%
Sep 2016	28.03%	+17.8%
Jun 2016	23.79%	+17.0%
Mar 2016	20.33%	-3.7%
Dec 2015	21.12%	+8.1%
Sep 2015	19.54%	+21.4%
Jun 2015	16.10%	+0.2%
Mar 2015	16.06%	+115.9%
Dec 2014	7.44%	-57.5%
Sep 2014	17.52%	+12.8%
Jun 2014	15.53%	-42.5%
Mar 2014	27.00%	-0.7%
Dec 2013	27.19%	-8.9%

Month	Value	Change
Sep 2013	29.83%	+18.4%
Jun 2013	25.20%	-8.1%
Mar 2013	27.42%	0.0%
Dec 2012	27.42%	+15.1%
Sep 2012	23.83%	-4.0%
Jun 2012	24.83%	-8.1%
Mar 2012	27.03%	+9.4%
Dec 2011	24.70%	-0.7%
Sep 2011	24.88%	-1.4%
Jun 2011	25.23%	+36.5%
Mar 2011	18.48%	-37.1%
Dec 2010	29.38%	+9.5%
Sep 2010	26.84%	+1.4%
Jun 2010	26.46%	-17.5%
Mar 2010	32.07%	-16.0%
Dec 2009	38.16%	+37.8%
Sep 2009	27.70%	-10.1%
Jun 2009	30.81%	+11.0%
Mar 2009	27.76%	-41.1%
Sep 2008	47.14%	+90.9%
Jun 2008	24.70%	-37.8%
Mar 2008	39.68%	+48.1%
Dec 2007	26.79%	-30.7%
Sep 2007	38.68%	+9.3%
Jun 2007	35.40%	-8.6%
Mar 2007	38.73%	+31.9%
Dec 2006	29.36%	-1.9%
Sep 2006	29.94%	-10.7%
Jun 2006	33.51%	-17.9%
Mar 2006	40.80%	+17.8%
Dec 2005	34.64%	+5.7%
Sep 2005	32.77%	-1.7%
Jun 2005	33.35%	+2.6%
Mar 2005	32.50%	+27.1%
Dec 2004	25.57%	-21.0%
Sep 2004	32.35%	+15.3%
Jun 2004	28.06%	-20.1%
Mar 2004	35.11%	-13.5%
Dec 2003	40.61%	+12.4%
Sep 2003	36.12%	+22.1%
Jun 2003	29.58%	-22.4%
Mar 2003	38.11%	+15.0%
Dec 2002	33.13%	-8.9%
Sep 2002	36.35%	-1.9%
Jun 2002	37.07%	+3.4%
Mar 2002	35.85%	+4.8%
Sep 2001	34.22%	-37.6%
Jun 2001	54.85%	+39.5%
Mar 2001	39.33%	-

FAQ

What is the current quarterly operating margin of SBS?: As of today, SBS quarterly operating margin is 34.06%
What is SBS quarterly operating margin most recent change?: SBS quarterly operating margin was up +7.34% on March 31, 2026
What is 1-year change in SBS quarterly operating margin?: SBS quarterly operating margin is up +1.98% year-over-year
How far is SBS quarterly operating margin from its all-time high?: SBS quarterly operating margin is currently -49.01% below its historical high of 66.80% set on September 30, 2024
How does SBS quarterly operating margin rank versus sector peers?: SBS quarterly operating margin is higher than 89.52% of companies in Utilities sector
When is SBS next earnings release?: The next earnings release for SBS is on August 12, 2026

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Data Sources & References

SBS Official Website www.sabesp.com.br
SBS Profile on Yahoo Finance finance.yahoo.com/quote/SBS
SBS Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/sbs