What is the current annual operating margin of AMKR?

As of today, AMKR annual operating margin is 6.97%

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

AMKR annual operating margin is up +0.43% year-over-year

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

AMKR annual operating margin is down -44.90% over the past 3 years

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

AMKR annual operating margin is currently -51.50% below its historical high of 14.37% set on December 31, 2006

How does AMKR annual operating margin rank versus sector peers?

AMKR annual operating margin is higher than 65.13% of companies in Technology sector

When is AMKR next annual earnings release?

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

What is the current quarterly operating margin of AMKR?

As of today, AMKR quarterly operating margin is 10.53%

What is AMKR quarterly operating margin most recent change?

AMKR quarterly operating margin was up +76.97% on June 30, 2026

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

AMKR quarterly operating margin is up +73.19% year-over-year

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

AMKR quarterly operating margin is currently -43.51% below its historical high of 18.64% set on December 31, 2009

How does AMKR quarterly operating margin rank versus sector peers?

AMKR quarterly operating margin is higher than 67.17% of companies in Technology sector

When is AMKR next earnings release?

The next earnings release for AMKR is on October 26, 2026

AMKR Operating Margin History & Chart Since 1996

Annual Operating Margin

6.97%0.03%+0.43%

December 31, 2025

Summary

Current Value: As of today, AMKR annual operating margin is 6.97%, up +0.43% on December 31, 2025
Historical Performance: AMKR annual operating margin is down -44.90% over the past 3 years, down -25.93% over the past 5 years
All-Time High Comparison: AMKR annual operating margin is currently -51.50% below its historical high of 14.37% set on December 31, 2006
3-Year Low Comparison: AMKR annual operating margin is +0.43% above its 3-year low of 6.94% reached on December 31, 2024
Sector Comparison: AMKR annual operating margin is higher than 65.13% of companies in Technology sector

Operating Margin Chart

beforeafter

Performance

AMKR Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 25	6.97%	+0.4%	-44.9%	-25.9%	-46.1%
Quarterly Operating Margin	Jun 30, 26	10.53%	+73.2%	+101.0%	-5.1%	+29.2%
Price	Aug 20, 26	$50.86	+119.1%	+98.6%	+104.5%	+1184.3%
PE Ratio	Aug 20, 26	22.82	+20.5%	+109.7%	+74.5%	+286.1%
Annual Revenue	Dec 31, 25	$6.71B	+6.2%	-5.4%	+32.8%	+128.2%
Annual Operating Profit	Dec 31, 25	$467.39M	+6.6%	-47.9%	-1.7%	+22.8%
Annual Gross Margin	Dec 31, 25	13.99%	-5.3%	-25.4%	-21.6%	-38.5%
Annual Net Margin	Dec 31, 25	5.61%	-0.4%	-48.1%	-16.8%	-28.8%

Operating Margin Highs

AMKR Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	12.65%	N/A	-44.9%
5Y	12.65%	Dec 31, 22	-44.9%
All	14.37%	Dec 31, 06	-51.5%

Operating Margin Lows

AMKR Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	6.94%	Dec 31, 24	+0.4%
5Y	6.94%	Dec 31, 24	+0.4%
All	-16.75%	Dec 31, 01	+141.6%

Operating Margin History

Year	Value	Change
2025	6.97%	+0.4%
2024	6.94%	-4.0%
2023	7.23%	-42.8%
2022	12.65%	+1.4%
2021	12.48%	+32.6%
2020	9.41%	+66.0%
2019	5.67%	-5.2%
2018	5.98%	-15.4%
2017	7.07%	+3.1%
2016	6.86%	+20.1%
2015	5.71%	-40.6%
2014	9.61%	+11.7%
2013	8.60%	+45.5%
2012	5.91%	-20.8%
2011	7.46%	-42.3%

Year	Value	Change
2010	12.94%	+15.3%
2009	11.22%	+6.9%
2008	10.50%	-26.2%
2007	14.23%	-1.0%
2006	14.37%	+249.6%
2005	4.11%	-29.4%
2004	5.82%	-23.8%
2003	7.64%	+215.1%
2002	-6.64%	+60.4%
2001	-16.75%	-223.6%
2000	13.55%	+47.0%
1999	9.22%	+8.9%
1998	8.47%	+22.2%
1997	6.93%	+13.8%
1996	6.09%	-

FAQ

What is the current annual operating margin of AMKR?: As of today, AMKR annual operating margin is 6.97%
What is 1-year change in AMKR annual operating margin?: AMKR annual operating margin is up +0.43% year-over-year
What is 3-year change in AMKR annual operating margin?: AMKR annual operating margin is down -44.90% over the past 3 years
How far is AMKR annual operating margin from its all-time high?: AMKR annual operating margin is currently -51.50% below its historical high of 14.37% set on December 31, 2006
How does AMKR annual operating margin rank versus sector peers?: AMKR annual operating margin is higher than 65.13% of companies in Technology sector
When is AMKR next annual earnings release?: As of today, the next annual earnings release for AMKR has not been scheduled

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Quarterly Operating Margin

10.53%4.58%+76.97%

June 30, 2026

Summary

Current Value: As of today, AMKR quarterly operating margin is 10.53%, up +76.97% on June 30, 2026
Historical Performance: AMKR quarterly operating margin is up +73.19% year-over-year, up +100.95% over the past 3 years
All-Time High Comparison: AMKR quarterly operating margin is currently -43.51% below its historical high of 18.64% set on December 31, 2009
3-Year Low Comparison: AMKR quarterly operating margin is +340.59% above its 3-year low of 2.39% reached on March 31, 2025
Sector Comparison: AMKR quarterly operating margin is higher than 67.17% of companies in Technology sector

Performance

AMKR Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Jun 30, 26	10.53%	+77.0%	+73.2%	+101.0%	-5.1%
Annual Operating Margin	Dec 31, 25	6.97%	–	+0.4%	-44.9%	-25.9%
Price	Aug 20, 26	$50.86	-22.8%	+119.1%	+98.6%	+104.5%
PE Ratio	Aug 20, 26	22.82	-39.3%	+20.5%	+109.7%	+74.5%
Quarterly Revenue	Jun 30, 26	$1.90B	+12.7%	+25.6%	+30.2%	+34.9%
Quarterly Operating Profit	Jun 30, 26	$199.85M	+99.3%	+117.3%	+161.9%	+28.0%
Quarterly Gross Margin	Jun 30, 26	16.79%	+18.3%	+39.5%	+31.0%	-13.4%
Quarterly Net Margin	Jun 30, 26	9.21%	+84.9%	+153.0%	+108.4%	+2.5%

Quarterly Operating Margin Highs

AMKR Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	10.53%	Jun 30, 26	at high
3Y	10.53%	Jun 30, 26	at high
5Y	15.32%	Sep 30, 22	-31.3%
All	18.64%	Dec 31, 09	-43.5%

Quarterly Operating Margin Lows

AMKR Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	5.95%	Mar 31, 26	+77.0%
3Y	2.39%	Mar 31, 25	+340.6%
5Y	2.39%	Mar 31, 25	+340.6%
All	-27.03%	Sep 30, 01	+139.0%

Quarterly Operating Margin History

Month	Value	Change
Jun 2026	10.53%	+77.0%
Mar 2026	5.95%	-39.3%
Dec 2025	9.80%	+22.5%
Sep 2025	8.00%	+31.6%
Jun 2025	6.08%	+154.4%
Mar 2025	2.39%	-71.0%
Dec 2024	8.25%	+2.9%
Sep 2024	8.02%	+43.7%
Jun 2024	5.58%	+4.1%
Mar 2024	5.36%	-40.8%
Dec 2023	9.06%	-0.9%
Sep 2023	9.14%	+74.4%
Jun 2023	5.24%	+12.2%
Mar 2023	4.67%	-60.5%
Dec 2022	11.81%	-22.9%
Sep 2022	15.32%	+61.4%
Jun 2022	9.49%	-27.8%
Mar 2022	13.15%	-10.2%
Dec 2021	14.64%	+13.3%
Sep 2021	12.92%	+16.4%
Jun 2021	11.10%	+0.5%
Mar 2021	11.04%	-9.7%
Dec 2020	12.23%	+24.3%
Sep 2020	9.84%	+33.3%
Jun 2020	7.38%	+1.2%
Mar 2020	7.29%	-27.5%
Dec 2019	10.05%	+38.0%
Sep 2019	7.28%	+190.0%
Jun 2019	2.51%	+67.3%
Mar 2019	1.50%	-78.5%
Dec 2018	6.97%	-14.0%
Sep 2018	8.10%	+60.1%
Jun 2018	5.06%	+43.8%
Mar 2018	3.52%	-62.9%
Dec 2017	9.48%	+3.3%
Sep 2017	9.18%	+43.4%
Jun 2017	6.40%	+213.7%
Mar 2017	2.04%	-83.5%
Dec 2016	12.40%	+17.5%
Sep 2016	10.55%	+216.8%
Jun 2016	3.33%	+31.1%
Mar 2016	2.54%	-18.6%
Dec 2015	3.12%	-55.4%
Sep 2015	6.99%	+33.1%
Jun 2015	5.25%	-27.8%
Mar 2015	7.27%	-46.2%
Dec 2014	13.51%	+46.1%
Sep 2014	9.25%	+11.9%
Jun 2014	8.27%	+23.1%
Mar 2014	6.72%	-34.2%
Dec 2013	10.21%	+29.2%
Sep 2013	7.90%	-3.7%
Jun 2013	8.20%	+23.7%
Mar 2013	6.63%	+6.9%
Dec 2012	6.20%	-20.2%
Sep 2012	7.77%	+142.8%
Jun 2012	3.20%	-49.5%

Month	Value	Change
Mar 2012	6.34%	-17.9%
Dec 2011	7.72%	+13.9%
Sep 2011	6.78%	-16.8%
Jun 2011	8.15%	+4.5%
Mar 2011	7.80%	-34.0%
Dec 2010	11.82%	-20.7%
Sep 2010	14.91%	+8.9%
Jun 2010	13.69%	+15.1%
Mar 2010	11.89%	-36.2%
Dec 2009	18.64%	+31.1%
Sep 2009	14.22%	+55.9%
Jun 2009	9.12%	+952.3%
Mar 2009	-1.07%	-122.1%
Dec 2008	4.84%	-45.6%
Sep 2008	8.89%	-21.9%
Jun 2008	11.39%	-17.8%
Mar 2008	13.85%	-20.6%
Dec 2007	17.44%	+25.4%
Sep 2007	13.91%	+2.3%
Jun 2007	13.60%	+23.1%
Mar 2007	11.05%	-25.5%
Dec 2006	14.83%	+6.2%
Sep 2006	13.96%	-4.2%
Jun 2006	14.57%	+11.5%
Mar 2006	13.07%	-9.7%
Dec 2005	14.47%	+172.5%
Sep 2005	5.31%	+350.5%
Jun 2005	-2.12%	+65.9%
Mar 2005	-6.22%	-477.0%
Dec 2004	1.65%	-66.3%
Sep 2004	4.89%	-16.8%
Jun 2004	5.88%	-44.6%
Mar 2004	10.62%	-15.5%
Dec 2003	12.57%	+12.1%
Sep 2003	11.21%	+93.9%
Jun 2003	5.78%	+541.2%
Mar 2003	-1.31%	-140.7%
Dec 2002	3.22%	+435.4%
Sep 2002	-0.96%	+91.8%
Jun 2002	-11.65%	+42.3%
Mar 2002	-20.18%	+18.3%
Dec 2001	-24.69%	+8.7%
Sep 2001	-27.03%	-31.3%
Jun 2001	-20.58%	-2,043.8%
Mar 2001	-0.96%	-107.0%
Dec 2000	13.78%	-10.5%
Sep 2000	15.39%	+16.3%
Jun 2000	13.23%	+15.7%
Mar 2000	11.43%	-2.1%
Dec 1999	11.67%	+8.2%
Sep 1999	10.79%	+68.1%
Jun 1999	6.42%	-10.8%
Mar 1999	7.20%	-5.1%
Dec 1998	7.59%	-10.6%
Sep 1998	8.49%	-11.1%
Jun 1998	9.55%	+14.9%
Mar 1998	8.31%	-

FAQ

What is the current quarterly operating margin of AMKR?: As of today, AMKR quarterly operating margin is 10.53%
What is AMKR quarterly operating margin most recent change?: AMKR quarterly operating margin was up +76.97% on June 30, 2026
What is 1-year change in AMKR quarterly operating margin?: AMKR quarterly operating margin is up +73.19% year-over-year
How far is AMKR quarterly operating margin from its all-time high?: AMKR quarterly operating margin is currently -43.51% below its historical high of 18.64% set on December 31, 2009
How does AMKR quarterly operating margin rank versus sector peers?: AMKR quarterly operating margin is higher than 67.17% of companies in Technology sector
When is AMKR next earnings release?: The next earnings release for AMKR is on October 26, 2026

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Data Sources & References

AMKR Official Website amkor.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1047127/000104712726000007/0001047127-26-000007-index.htm
AMKR Profile on Yahoo Finance finance.yahoo.com/quote/AMKR
AMKR Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/amkr