What is the current annual operating margin of APH?

As of today, APH annual operating margin is 25.86%

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

APH annual operating margin is up +19.83% year-over-year

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

APH annual operating margin is up +25.17% over the past 3 years

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

APH annual operating margin is currently at its all-time high

How does APH annual operating margin rank versus sector peers?

APH annual operating margin is higher than 91.34% of companies in Technology sector

When is APH next annual earnings release?

The next annual earnings release for APH is on January 27, 2027

What is the current quarterly operating margin of APH?

As of today, APH quarterly operating margin is 29.68%

What is APH quarterly operating margin most recent change?

APH quarterly operating margin was down -0.34% on September 30, 2026

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

APH quarterly operating margin is up +8.01% year-over-year

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

APH quarterly operating margin is currently -0.34% below its historical high of 29.78% set on June 30, 2026

How does APH quarterly operating margin rank versus sector peers?

APH quarterly operating margin is higher than 91.84% of companies in Technology sector

When is APH next earnings release?

The next earnings release for APH is on January 27, 2027

APH Operating Margin History & Chart Since 1990

Annual Operating Margin

25.86%4.28%+19.83%

December 31, 2025

Summary

Current Value: As of today, APH annual operating margin is 25.86%, up +19.83% on December 31, 2025
Historical Performance: APH annual operating margin is up +25.17% over the past 3 years, up +34.76% over the past 5 years
All-Time High Comparison: APH annual operating margin is currently at its all-time high
3-Year Low Comparison: APH annual operating margin is +25.17% above its 3-year low of 20.66% reached on December 31, 2023
Sector Comparison: APH annual operating margin is higher than 91.34% of companies in Technology sector

Operating Margin Chart

beforeafter

Performance

APH Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 25	25.86%	+19.8%	+25.2%	+34.8%	+31.2%
Quarterly Operating Margin	Sep 30, 26	29.68%	+8.0%	+42.4%	+46.4%	+54.1%
Price	Oct 30, 26	$78.14	+12.3%	+290.8%	+307.1%	+2437.5%
PE Ratio	Oct 30, 26	33.95	-26.8%	+31.5%	+5.1%	+113.5%
Annual Revenue	Dec 31, 25	$23.09B	+51.7%	+83.0%	+168.6%	+549.8%
Annual Operating Profit	Dec 31, 25	$5.97B	+81.8%	+129.1%	+262.0%	+752.7%
Annual Gross Margin	Dec 31, 25	36.88%	+9.2%	+15.6%	+19.0%	+13.2%
Annual Net Margin	Dec 31, 25	18.64%	+16.2%	+22.7%	+32.1%	+31.8%

Operating Margin Highs

APH Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	25.86%	Dec 31, 25	at high
5Y	25.86%	Dec 31, 25	at high
All	25.86%	Dec 31, 25	at high

Operating Margin Lows

APH Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	20.66%	Dec 31, 23	+25.2%
5Y	19.19%	N/A	+34.8%
All	9.44%	Dec 31, 92	+173.9%

Operating Margin History

Year	Value	Change
2025	25.86%	+19.8%
2024	21.58%	+4.5%
2023	20.66%	0.0%
2022	20.66%	+3.3%
2021	20.00%	+4.2%
2020	19.19%	-4.0%
2019	19.99%	-3.3%
2018	20.67%	+1.2%
2017	20.42%	+3.5%
2016	19.73%	-1.1%
2015	19.95%	+1.6%
2014	19.64%	+0.4%
2013	19.56%	+1.1%
2012	19.35%	+0.7%
2011	19.22%	-2.5%
2010	19.71%	+13.7%
2009	17.34%	-11.2%
2008	19.53%	+0.7%

Year	Value	Change
2007	19.39%	+7.6%
2006	18.02%	-7.4%
2005	19.47%	+7.7%
2004	18.08%	+9.6%
2003	16.49%	+0.7%
2002	16.38%	-8.2%
2001	17.85%	-0.7%
2000	17.98%	+13.1%
1999	15.90%	-2.4%
1998	16.29%	-7.3%
1997	17.58%	-1.1%
1996	17.78%	+3.4%
1995	17.20%	+14.5%
1994	15.02%	+11.7%
1993	13.45%	+42.5%
1992	9.44%	-12.7%
1991	10.81%	+14.0%
1990	9.48%	-

FAQ

What is the current annual operating margin of APH?: As of today, APH annual operating margin is 25.86%
What is 1-year change in APH annual operating margin?: APH annual operating margin is up +19.83% year-over-year
What is 3-year change in APH annual operating margin?: APH annual operating margin is up +25.17% over the past 3 years
How far is APH annual operating margin from its all-time high?: APH annual operating margin is currently at its all-time high
How does APH annual operating margin rank versus sector peers?: APH annual operating margin is higher than 91.34% of companies in Technology sector
When is APH next annual earnings release?: The next annual earnings release for APH is on January 27, 2027

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Quarterly Operating Margin

29.68%0.10%-0.34%

September 30, 2026

Summary

Current Value: As of today, APH quarterly operating margin is 29.68%, down -0.34% on September 30, 2026
Historical Performance: APH quarterly operating margin is up +8.01% year-over-year, up +42.35% over the past 3 years
All-Time High Comparison: APH quarterly operating margin is currently -0.34% below its historical high of 29.78% set on June 30, 2026
3-Year Low Comparison: APH quarterly operating margin is +42.35% above its 3-year low of 20.85% reached on an earlier date
Sector Comparison: APH quarterly operating margin is higher than 91.84% of companies in Technology sector

Performance

APH Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Sep 30, 26	29.68%	-0.3%	+8.0%	+42.4%	+46.4%
Annual Operating Margin	Dec 31, 25	25.86%	–	+19.8%	+25.2%	+34.8%
Price	Oct 30, 26	$78.14	-2.2%	+12.3%	+290.8%	+307.1%
PE Ratio	Oct 30, 26	33.95	-15.2%	-26.8%	+31.5%	+5.1%
Quarterly Revenue	Sep 30, 26	$10.23B	+16.8%	+65.1%	+219.8%	+262.9%
Quarterly Operating Profit	Sep 30, 26	$3.04B	+16.4%	+78.4%	+355.3%	+431.6%
Quarterly Gross Margin	Sep 30, 26	39.26%	-3.1%	+3.1%	+19.8%	+24.4%
Quarterly Net Margin	Sep 30, 26	20.09%	-1.4%	-0.8%	+24.0%	+34.3%

Quarterly Operating Margin Highs

APH Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	29.78%	Jun 30, 26	-0.3%
3Y	29.78%	Jun 30, 26	-0.3%
5Y	29.78%	Jun 30, 26	-0.3%
All	29.78%	Jun 30, 26	-0.3%

Quarterly Operating Margin Lows

APH Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	27.31%	Mar 31, 26	+8.7%
3Y	20.85%	N/A	+42.4%
5Y	19.98%	Mar 31, 22	+48.5%
All	-275.15%	Dec 31, 91	+110.8%

Quarterly Operating Margin History

Month	Value	Change
Sep 2026	29.68%	-0.3%
Jun 2026	29.78%	+9.0%
Mar 2026	27.31%	-0.7%
Dec 2025	27.49%	+0.0%
Sep 2025	27.48%	+8.5%
Jun 2025	25.32%	+14.0%
Mar 2025	22.22%	-0.7%
Dec 2024	22.37%	+4.5%
Sep 2024	21.41%	+0.5%
Jun 2024	21.30%	+1.3%
Mar 2024	21.03%	-0.9%
Dec 2023	21.23%	+1.8%
Sep 2023	20.85%	+2.1%
Jun 2023	20.43%	+1.7%
Mar 2023	20.08%	-3.7%
Dec 2022	20.86%	-0.8%
Sep 2022	21.03%	+1.7%
Jun 2022	20.68%	+3.5%
Mar 2022	19.98%	-0.5%
Dec 2021	20.08%	-0.9%
Sep 2021	20.27%	+1.2%
Jun 2021	20.03%	+2.5%
Mar 2021	19.55%	-5.1%
Dec 2020	20.61%	+0.6%
Sep 2020	20.48%	+13.9%
Jun 2020	17.98%	+5.6%
Mar 2020	17.02%	-14.8%
Dec 2019	19.98%	+1.5%
Sep 2019	19.69%	-2.9%
Jun 2019	20.27%	+1.1%
Mar 2019	20.05%	-4.3%
Dec 2018	20.95%	+0.6%
Sep 2018	20.83%	+1.6%
Jun 2018	20.51%	+1.3%
Mar 2018	20.24%	-1.5%
Dec 2017	20.55%	+0.2%
Sep 2017	20.50%	+0.3%
Jun 2017	20.44%	+1.5%
Mar 2017	20.13%	-2.2%
Dec 2016	20.58%	+1.6%
Sep 2016	20.25%	+4.0%
Jun 2016	19.48%	+5.7%
Mar 2016	18.43%	-9.0%
Dec 2015	20.25%	+0.3%
Sep 2015	20.19%	+2.2%
Jun 2015	19.75%	+1.0%
Mar 2015	19.56%	-3.5%
Dec 2014	20.27%	+1.4%
Sep 2014	19.99%	+2.9%
Jun 2014	19.43%	+3.5%
Mar 2014	18.77%	-4.5%
Dec 2013	19.65%	-0.2%
Sep 2013	19.69%	-0.2%
Jun 2013	19.72%	+2.9%
Mar 2013	19.17%	-1.6%
Dec 2012	19.48%	-0.4%
Sep 2012	19.55%	+0.6%
Jun 2012	19.43%	+2.9%
Mar 2012	18.88%	+2.2%
Dec 2011	18.48%	-4.0%
Sep 2011	19.26%	-0.5%
Jun 2011	19.36%	-2.1%
Mar 2011	19.78%	-1.4%
Dec 2010	20.06%	+0.6%
Sep 2010	19.94%	+0.5%
Jun 2010	19.85%	+5.5%
Mar 2010	18.81%	+3.0%
Dec 2009	18.26%	+5.2%
Sep 2009	17.35%	+3.0%
Jun 2009	16.85%	+0.5%
Mar 2009	16.77%	-11.0%

Month	Value	Change
Dec 2008	18.85%	-5.0%
Sep 2008	19.84%	-0.2%
Jun 2008	19.87%	+1.9%
Mar 2008	19.50%	-1.3%
Dec 2007	19.75%	+1.1%
Sep 2007	19.53%	+0.8%
Jun 2007	19.37%	+2.9%
Mar 2007	18.83%	-0.4%
Dec 2006	18.90%	+5.2%
Sep 2006	17.96%	+0.8%
Jun 2006	17.81%	+3.0%
Mar 2006	17.29%	-14.4%
Dec 2005	20.20%	+4.9%
Sep 2005	19.26%	-0.7%
Jun 2005	19.40%	+2.7%
Mar 2005	18.89%	+0.4%
Dec 2004	18.81%	+2.8%
Sep 2004	18.30%	+2.6%
Jun 2004	17.84%	+3.4%
Mar 2004	17.25%	+2.4%
Dec 2003	16.85%	+1.3%
Sep 2003	16.64%	+3.0%
Jun 2003	16.16%	-0.6%
Mar 2003	16.26%	-2.3%
Dec 2002	16.64%	+0.9%
Sep 2002	16.49%	-0.8%
Jun 2002	16.63%	+5.7%
Mar 2002	15.73%	-0.9%
Dec 2001	15.87%	-5.9%
Sep 2001	16.86%	-10.5%
Jun 2001	18.83%	-3.1%
Mar 2001	19.43%	+2.7%
Dec 2000	18.92%	+4.2%
Sep 2000	18.15%	+2.4%
Jun 2000	17.72%	+4.9%
Mar 2000	16.89%	+1.7%
Dec 1999	16.61%	+3.9%
Sep 1999	15.99%	+0.7%
Jun 1999	15.88%	+5.7%
Mar 1999	15.03%	-1.9%
Dec 1998	15.32%	-3.3%
Sep 1998	15.84%	-7.8%
Jun 1998	17.18%	+1.8%
Mar 1998	16.87%	-7.3%
Dec 1997	18.19%	+3.9%
Sep 1997	17.51%	-2.3%
Jun 1997	17.92%	+5.2%
Mar 1997	17.04%	+9.7%
Dec 1996	15.54%	-14.2%
Sep 1996	18.12%	+2.1%
Jun 1996	17.75%	-1.2%
Mar 1996	17.97%	-0.6%
Dec 1995	18.08%	+0.8%
Sep 1995	17.94%	+7.9%
Jun 1995	16.62%	+2.2%
Mar 1995	16.26%	+0.2%
Dec 1994	16.23%	+4.8%
Sep 1994	15.49%	+3.4%
Jun 1994	14.98%	+13.7%
Mar 1994	13.18%	-8.2%
Dec 1993	14.36%	+0.1%
Sep 1993	14.35%	+3.3%
Jun 1993	13.89%	+24.5%
Mar 1993	11.16%	+38.6%
Dec 1992	8.05%	-15.5%
Sep 1992	9.53%	-7.4%
Jun 1992	10.29%	+3.4%
Mar 1992	9.95%	+103.6%
Dec 1991	-275.15%	-5.0%
Dec 1990	-262.17%	-

FAQ

What is the current quarterly operating margin of APH?: As of today, APH quarterly operating margin is 29.68%
What is APH quarterly operating margin most recent change?: APH quarterly operating margin was down -0.34% on September 30, 2026
What is 1-year change in APH quarterly operating margin?: APH quarterly operating margin is up +8.01% year-over-year
How far is APH quarterly operating margin from its all-time high?: APH quarterly operating margin is currently -0.34% below its historical high of 29.78% set on June 30, 2026
How does APH quarterly operating margin rank versus sector peers?: APH quarterly operating margin is higher than 91.84% of companies in Technology sector
When is APH next earnings release?: The next earnings release for APH is on January 27, 2027

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Data Sources & References

APH Official Website www.amphenol.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/820313/000110465926007259/0001104659-26-007259-index.htm
APH Profile on Yahoo Finance finance.yahoo.com/quote/APH
APH Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/aph