What is the current annual operating margin of TEF?

As of today, TEF annual operating margin is 9.87%

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

TEF annual operating margin is up +73.16% year-over-year

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

TEF annual operating margin is down -2.95% over the past 3 years

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

TEF annual operating margin vs all-time high is unknown

When is TEF next annual earnings release?

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

What is the current quarterly operating margin of TEF?

As of today, TEF quarterly operating margin is 13.59%

What is TEF quarterly operating margin most recent change?

TEF quarterly operating margin was up +19.32% on September 30, 2025

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

TEF quarterly operating margin is up +28.33% year-over-year

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

TEF quarterly operating margin vs all-time high is unknown

When is TEF next earnings release?

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

TEF Operating Margin History & Chart Since 1987

Annual Operating Margin

9.87%4.17%+73.16%

December 31, 2024

Summary

Current Value: As of today, TEF annual operating margin is 9.87%, up +73.16% on December 31, 2024
Historical Performance: TEF annual operating margin is down -2.95% over the past 3 years, down -10.44% over the past 5 years
All-Time High Comparison: TEF annual operating margin vs all-time high is unknown
3-Year Low Comparison: TEF annual operating margin vs 3-year low value is unknown

Operating Margin Chart

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Series

Performance

TEF Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 24	9.87%	+73.2%	-3.0%	-10.4%	-56.3%
Quarterly Operating Margin	Sep 30, 25	13.59%	+28.3%	+50.0%	+6.3%	-36.2%
Price	Mar 19, 26	$4.17	-15.1%	-6.7%	-8.8%	-83.7%
PE Ratio	Mar 19, 26	-	–	–	–	–
Annual Revenue	Dec 31, 24	$44.69B	+1.7%	-3.7%	-17.5%	-43.6%
Annual Operating Profit	Dec 31, 24	$4.41B	+76.2%	-6.6%	-26.1%	-75.3%
Annual Gross Margin	Dec 31, 24	13.86%	+45.6%	+0.1%	-19.0%	-56.2%
Annual Net Margin	Dec 31, 24	-0.15%	+92.7%	-100.6%	-105.3%	-101.1%

Operating Margin Highs

TEF Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	9.87%	Dec 31, 24	N/A
5Y	15.23%	N/A	N/A
All	27.38%	Dec 31, 91	N/A

Operating Margin Lows

TEF Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	5.70%	Dec 31, 23	N/A
5Y	5.70%	Dec 31, 23	N/A
All	1.64%	Dec 31, 87	N/A

Operating Margin History

Year	Value	Change
2024	9.87%	+73.2%
2023	5.70%	-28.1%
2022	7.93%	-22.0%
2021	10.17%	-33.2%
2020	15.23%	+38.2%
2019	11.02%	-21.1%
2018	13.97%	+2.9%
2017	13.57%	+35.6%
2016	10.01%	+78.4%
2015	5.61%	-55.9%
2014	12.72%	-22.8%
2013	16.48%	+2.7%
2012	16.04%	+15.3%
2011	13.91%	-25.5%
2010	18.67%	-17.3%
2009	22.57%	+1.2%
2008	22.30%	+12.6%
2007	19.81%	-3.6%
2006	20.54%	-6.8%

Year	Value	Change
2005	22.03%	+8.1%
2004	20.37%	+1.8%
2003	20.00%	+39.4%
2002	14.35%	-20.0%
2001	17.93%	+20.7%
2000	14.85%	-22.2%
1999	19.09%	-28.4%
1998	26.66%	+7.5%
1997	24.79%	-4.6%
1996	25.99%	-3.6%
1995	26.97%	+7.5%
1994	25.08%	-2.0%
1993	25.58%	-1.0%
1992	25.84%	-5.6%
1991	27.38%	+38.0%
1990	19.84%	+15.2%
1989	17.22%	-2.7%
1988	17.70%	+979.3%
1987	1.64%	-

FAQ

What is the current annual operating margin of TEF?
As of today, TEF annual operating margin is 9.87%
What is 1-year change in TEF annual operating margin?
TEF annual operating margin is up +73.16% year-over-year
What is 3-year change in TEF annual operating margin?
TEF annual operating margin is down -2.95% over the past 3 years
How far is TEF annual operating margin from its all-time high?
TEF annual operating margin vs all-time high is unknown
When is TEF next annual earnings release?
As of today, the next annual earnings release for TEF has not been scheduled

Quarterly Operating Margin

13.59%2.20%+19.32%

September 30, 2025

Summary

Current Value: As of today, TEF quarterly operating margin is 13.59%, up +19.32% on September 30, 2025
Historical Performance: TEF quarterly operating margin is up +28.33% year-over-year, up +50.00% over the past 3 years
All-Time High Comparison: TEF quarterly operating margin vs all-time high is unknown
3-Year Low Comparison: TEF quarterly operating margin vs 3-year low value is unknown

Performance

TEF Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Sep 30, 25	13.59%	+19.3%	+28.3%	+50.0%	+6.3%
Annual Operating Margin	Dec 31, 24	9.87%	–	+73.2%	-3.0%	-10.4%
Price	Mar 19, 26	$4.17	+9.4%	-15.1%	-6.7%	-8.8%
PE Ratio	Mar 19, 26	-	–	–	–	–
Quarterly Revenue	Sep 30, 25	$10.47B	+5.0%	-4.9%	+0.5%	-14.4%
Quarterly Operating Profit	Sep 30, 25	$1.42B	+25.3%	+22.0%	+50.8%	-9.1%
Quarterly Gross Margin	Sep 30, 25	9.10%	+14.8%	+24.5%	+97.0%	-6.5%
Quarterly Net Margin	Sep 30, 25	3.72%	+95.8%	+396.0%	-30.5%	+363.8%

Quarterly Operating Margin Highs

TEF Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	13.59%	Sep 30, 25	N/A
3Y	14.42%	Dec 31, 24	N/A
5Y	113.87%	Jun 30, 21	N/A
All	113.87%	Jun 30, 21	N/A

Quarterly Operating Margin Lows

TEF Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	11.39%	Jun 30, 25	N/A
3Y	-3.08%	Dec 31, 23	N/A
5Y	-3.56%	Dec 31, 21	N/A
All	-621.21%	Dec 31, 87	N/A

Quarterly Operating Margin History

Month	Value	Change
Sep 2025	13.59%	+19.3%
Jun 2025	11.39%	-5.9%
Mar 2025	12.11%	-16.0%
Dec 2024	14.42%	+36.2%
Sep 2024	10.59%	-10.4%
Jun 2024	11.82%	-1.4%
Mar 2024	11.99%	+489.3%
Dec 2023	-3.08%	-129.9%
Sep 2023	10.30%	+10.8%
Jun 2023	9.30%	-4.3%
Mar 2023	9.72%	-18.3%
Dec 2022	11.90%	+31.3%
Sep 2022	9.06%	+0.3%
Jun 2022	9.03%	-22.9%
Mar 2022	11.71%	+428.9%
Dec 2021	-3.56%	-120.4%
Sep 2021	17.48%	-84.6%
Jun 2021	113.87%	+741.0%
Mar 2021	13.54%	-0.7%
Dec 2020	13.64%	+6.6%
Sep 2020	12.79%	+53.2%
Jun 2020	8.35%	-11.8%
Mar 2020	9.47%	-9.6%
Dec 2019	10.47%	-17.6%
Sep 2019	12.70%	-16.2%
Jun 2019	15.15%	+24.2%
Mar 2019	12.20%	+8.6%
Dec 2018	11.23%	-19.3%
Sep 2018	13.91%	+22.0%
Jun 2018	11.40%	-14.6%
Mar 2018	13.35%	-4.2%
Dec 2017	13.94%	+0.4%
Sep 2017	13.89%	+0.8%
Jun 2017	13.78%	+11.4%
Mar 2017	12.37%	-10.0%
Dec 2016	13.75%	+6.5%
Sep 2016	12.91%	+4.4%
Jun 2016	12.36%	+2.7%
Mar 2016	12.03%	+45.3%
Dec 2015	8.28%	-37.7%
Sep 2015	13.28%	+4.3%
Jun 2015	12.73%	+3.4%
Mar 2015	12.31%	+10.8%
Dec 2014	11.11%	-29.1%
Sep 2014	15.67%	+1.8%
Jun 2014	15.39%	+6.9%
Mar 2014	14.40%	-20.5%
Dec 2013	18.12%	+5.1%
Sep 2013	17.24%	+17.0%
Jun 2013	14.74%	+4.3%
Mar 2013	14.13%	-18.3%
Dec 2012	17.30%	+0.1%
Sep 2012	17.29%	+9.5%
Jun 2012	15.79%	+4.1%
Mar 2012	15.17%	-11.0%
Dec 2011	17.04%	+1,263.2%
Sep 2011	1.25%	-94.1%
Jun 2011	21.30%	+12.9%
Mar 2011	18.86%	+30.6%
Dec 2010	14.44%	-32.2%
Sep 2010	21.31%	-8.6%

Month	Value	Change
Jun 2010	23.32%	+12.9%
Mar 2010	20.65%	-5.3%
Dec 2009	21.81%	-7.4%
Sep 2009	23.56%	-2.4%
Jun 2009	24.15%	+3.9%
Mar 2009	23.25%	+1.2%
Dec 2008	22.97%	-2.9%
Sep 2008	23.65%	+27.2%
Jun 2008	18.59%	-15.2%
Mar 2008	21.91%	+58.3%
Dec 2007	13.84%	-37.6%
Sep 2007	22.19%	+20.4%
Jun 2007	18.43%	-5.3%
Mar 2007	19.47%	+36.1%
Dec 2006	14.31%	-30.5%
Sep 2006	20.60%	+38.8%
Jun 2006	14.84%	-14.1%
Mar 2006	17.27%	-23.2%
Dec 2005	22.48%	-11.0%
Sep 2005	25.27%	+44.7%
Jun 2005	17.46%	-18.4%
Mar 2005	21.40%	+19.1%
Dec 2004	17.97%	-32.9%
Sep 2004	26.80%	+54.4%
Jun 2004	17.36%	-19.4%
Mar 2004	21.55%	+1.3%
Dec 2003	21.28%	+1.2%
Sep 2003	21.03%	+3.0%
Jun 2003	20.42%	+14.1%
Mar 2003	17.89%	+60.6%
Dec 2002	11.14%	-32.8%
Sep 2002	16.58%	+5.7%
Jun 2002	15.68%	+12.1%
Mar 2002	13.99%	-12.4%
Dec 2001	15.97%	-12.4%
Sep 2001	18.24%	+23.4%
Mar 2001	14.78%	-18.7%
Dec 2000	18.19%	-55.4%
Jun 2000	40.76%	+223.0%
Mar 2000	12.62%	-34.6%
Sep 1999	19.31%	-9.9%
Dec 1998	21.42%	+238.8%
Sep 1998	-15.43%	-147.7%
Jun 1998	32.33%	+14.6%
Mar 1998	28.21%	+114.0%
Dec 1997	-200.87%	-1,042.6%
Jun 1997	21.31%	+21.0%
Mar 1997	17.61%	-16.5%
Dec 1996	21.10%	-9.5%
Sep 1996	23.32%	+24.0%
Jun 1996	18.80%	+4.5%
Mar 1996	17.99%	+109.7%
Dec 1995	-184.81%	-980.9%
Jun 1995	20.98%	+8.6%
Mar 1995	19.32%	+110.0%
Dec 1994	-193.75%	-103.4%
Dec 1991	-95.24%	+51.3%
Dec 1990	-195.66%	-1.8%
Dec 1989	-192.28%	+35.5%
Dec 1988	-298.05%	+52.0%
Dec 1987	-621.21%	-

FAQ

What is the current quarterly operating margin of TEF?
As of today, TEF quarterly operating margin is 13.59%
What is TEF quarterly operating margin most recent change?
TEF quarterly operating margin was up +19.32% on September 30, 2025
What is 1-year change in TEF quarterly operating margin?
TEF quarterly operating margin is up +28.33% year-over-year
How far is TEF quarterly operating margin from its all-time high?
TEF quarterly operating margin vs all-time high is unknown
When is TEF next earnings release?
As of today, the next earnings release for TEF has not been scheduled

Operating Margin Formula

Operating Profit Margin = Operating Profit

Revenue × 100%

Data Sources & References

TEF Official Website www.telefonica.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/814052/000081405225000100/0000814052-25-000100-index.htm
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/814052/000081405225000036/0000814052-25-000036-index.htm
TEF Profile on Yahoo Finance finance.yahoo.com/quote/TEF
TEF Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/tef