What is the current annual operating margin of ICLR?

As of today, ICLR annual operating margin is 12.75%

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

ICLR annual operating margin is down -9.51% year-over-year

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

ICLR annual operating margin is up +17.51% over the past 3 years

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

ICLR annual operating margin is currently -35.54% below its historical high of 19.78% set on December 31, 2017

How does ICLR annual operating margin rank versus sector peers?

ICLR annual operating margin is higher than 81.84% of companies in Healthcare sector

When is ICLR next annual earnings release?

The next annual earnings release for ICLR is on February 17, 2027

What is the current quarterly operating margin of ICLR?

As of today, ICLR quarterly operating margin is 9.91%

What is ICLR quarterly operating margin most recent change?

ICLR quarterly operating margin was up +5.31% on September 30, 2026

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

ICLR quarterly operating margin is down -17.14% year-over-year

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

ICLR quarterly operating margin is currently -50.03% below its historical high of 19.83% set on March 31, 2017

How does ICLR quarterly operating margin rank versus sector peers?

ICLR quarterly operating margin is higher than 73.74% of companies in Healthcare sector

When is ICLR next earnings release?

The next earnings release for ICLR is on February 17, 2027

ICLR Operating Margin History & Chart Since 1998

Annual Operating Margin

12.75%1.34%-9.51%

December 31, 2025

Summary

Current Value: As of today, ICLR annual operating margin is 12.75%, down -9.51% on December 31, 2025
Historical Performance: ICLR annual operating margin is up +17.51% over the past 3 years, down -14.20% over the past 5 years
All-Time High Comparison: ICLR annual operating margin is currently -35.54% below its historical high of 19.78% set on December 31, 2017
3-Year Low Comparison: ICLR annual operating margin is +17.51% above its 3-year low of 10.85% reached on an earlier date
Sector Comparison: ICLR annual operating margin is higher than 81.84% of companies in Healthcare sector

Operating Margin Chart

beforeafter

Performance

ICLR Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Operating Margin	Dec 31, 25	12.75%	-9.5%	+17.5%	-14.2%	+24.6%
Quarterly Operating Margin	Sep 30, 26	9.91%	-17.1%	-25.9%	+14.8%	+2008.5%
Price	Nov 12, 26	$200.51	+22.7%	-21.8%	-29.8%	+1066.4%
PE Ratio	Nov 12, 26	34.56	-7.5%	-16.3%	-52.3%	+34.7%
Annual Revenue	Dec 31, 25	$8.25B	+0.8%	+6.6%	+195.0%	+816.8%
Annual Operating Profit	Dec 31, 25	$1.05B	-8.9%	+25.2%	+153.1%	+1042.0%
Annual Gross Margin	Dec 31, 25	21.72%	-5.5%	+2.2%	-19.1%	-39.8%
Annual Net Margin	Dec 31, 25	2.78%	-69.2%	-57.4%	-76.6%	-71.3%

Operating Margin Highs

ICLR Annual Operating Margin Highs Comparison
Period	High	Date	Current
3Y	14.09%	Dec 31, 24	-9.5%
5Y	14.86%	N/A	-14.2%
All	19.78%	Dec 31, 17	-35.5%

Operating Margin Lows

ICLR Annual Operating Margin Lows Comparison
Period	Low	Date	Current
3Y	10.85%	N/A	+17.5%
5Y	10.83%	Dec 31, 21	+17.7%
All	4.15%	Dec 31, 11	+207.2%

Operating Margin History

Year	Value	Change
2025	12.75%	-9.5%
2024	14.09%	+8.1%
2023	13.04%	+20.2%
2022	10.85%	+0.2%
2021	10.83%	-27.1%
2020	14.86%	-3.9%
2019	15.47%	+5.1%
2018	14.72%	-25.6%
2017	19.78%	+2.4%
2016	19.32%	+9.5%
2015	17.65%	+29.3%
2014	13.65%	+41.5%
2013	9.65%	+48.5%
2012	6.50%	+56.6%

Year	Value	Change
2011	4.15%	-59.4%
2010	10.23%	-21.9%
2009	13.10%	+16.8%
2008	11.22%	-6.3%
2007	11.97%	+10.5%
2006	10.83%	+89.3%
2005	5.72%	-50.6%
2004	11.58%	-2.9%
2003	11.92%	+2.5%
2002	11.63%	+22.0%
2001	9.53%	+18.5%
2000	8.04%	-31.0%
1999	11.65%	-15.2%
1998	13.74%	-

FAQ

What is the current annual operating margin of ICLR?: As of today, ICLR annual operating margin is 12.75%
What is 1-year change in ICLR annual operating margin?: ICLR annual operating margin is down -9.51% year-over-year
What is 3-year change in ICLR annual operating margin?: ICLR annual operating margin is up +17.51% over the past 3 years
How far is ICLR annual operating margin from its all-time high?: ICLR annual operating margin is currently -35.54% below its historical high of 19.78% set on December 31, 2017
How does ICLR annual operating margin rank versus sector peers?: ICLR annual operating margin is higher than 81.84% of companies in Healthcare sector
When is ICLR next annual earnings release?: The next annual earnings release for ICLR is on February 17, 2027

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Quarterly Operating Margin

9.91%0.50%+5.31%

September 30, 2026

Summary

Current Value: As of today, ICLR quarterly operating margin is 9.91%, up +5.31% on September 30, 2026
Historical Performance: ICLR quarterly operating margin is down -17.14% year-over-year, down -25.88% over the past 3 years
All-Time High Comparison: ICLR quarterly operating margin is currently -50.03% below its historical high of 19.83% set on March 31, 2017
3-Year Low Comparison: ICLR quarterly operating margin is +7.83% above its 3-year low of 9.19% reached on March 31, 2026
Sector Comparison: ICLR quarterly operating margin is higher than 73.74% of companies in Healthcare sector

Performance

ICLR Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Operating Margin	Sep 30, 26	9.91%	+5.3%	-17.1%	-25.9%	+14.8%
Annual Operating Margin	Dec 31, 25	12.75%	–	-9.5%	+17.5%	-14.2%
Price	Nov 12, 26	$200.51	+19.9%	+22.7%	-21.8%	-29.8%
PE Ratio	Nov 12, 26	34.56	-88.6%	-7.5%	-16.3%	-52.3%
Quarterly Revenue	Sep 30, 26	$2.02B	-1.9%	-2.9%	-1.5%	+8.5%
Quarterly Operating Profit	Sep 30, 26	$200.56M	+3.3%	-19.6%	-27.0%	+24.5%
Quarterly Gross Margin	Sep 30, 26	19.63%	+4.3%	-8.4%	-12.3%	-0.4%
Quarterly Net Margin	Sep 30, 26	6.03%	+71.3%	+144.2%	-24.3%	+219.4%

Quarterly Operating Margin Highs

ICLR Quarterly Operating Margin Highs Comparison
Period	High	Date	Current
1Y	11.96%	N/A	-17.1%
3Y	18.65%	Dec 31, 24	-46.9%
5Y	18.65%	Dec 31, 24	-46.9%
All	19.83%	Mar 31, 17	-50.0%

Quarterly Operating Margin Lows

ICLR Quarterly Operating Margin Lows Comparison
Period	Low	Date	Current
1Y	9.19%	Mar 31, 26	+7.8%
3Y	9.19%	Mar 31, 26	+7.8%
5Y	8.63%	N/A	+14.8%
All	-184.45%	May 31, 99	+105.4%

Quarterly Operating Margin History

Month	Value	Change
Sep 2026	9.91%	+5.3%
Jun 2026	9.41%	+2.4%
Mar 2026	9.19%	-7.9%
Dec 2025	9.98%	-16.6%
Sep 2025	11.96%	-13.1%
Jun 2025	13.76%	+4.2%
Mar 2025	13.21%	-29.2%
Dec 2024	18.65%	+22.7%
Sep 2024	15.20%	+48.1%
Jun 2024	10.26%	-16.0%
Mar 2024	12.21%	-8.3%
Dec 2023	13.32%	-0.4%
Sep 2023	13.37%	+4.8%
Jun 2023	12.76%	+6.2%
Mar 2023	12.02%	+11.1%
Dec 2022	10.82%	-18.5%
Sep 2022	13.28%	+22.8%
Jun 2022	10.81%	+10.2%
Mar 2022	9.81%	-0.3%
Dec 2021	9.84%	+14.0%
Sep 2021	8.63%	-33.4%
Jun 2021	12.96%	-4.1%
Mar 2021	13.52%	-14.3%
Dec 2020	15.77%	+2.1%
Sep 2020	15.45%	+27.7%
Jun 2020	12.10%	-18.6%
Mar 2020	14.86%	-6.5%
Dec 2019	15.90%	+2.6%
Sep 2019	15.49%	+1.5%
Jun 2019	15.26%	+1.0%
Mar 2019	15.11%	+0.8%
Dec 2018	14.99%	+0.3%
Sep 2018	14.95%	+1.6%
Jun 2018	14.71%	-0.5%
Mar 2018	14.79%	-25.0%
Dec 2017	19.72%	+2.2%
Sep 2017	19.29%	+4.3%
Jun 2017	18.50%	-6.7%
Mar 2017	19.83%	+2.0%
Dec 2016	19.45%	+0.7%
Sep 2016	19.32%	+1.7%
Jun 2016	19.00%	+0.1%
Mar 2016	18.98%	+1.6%
Dec 2015	18.68%	+3.3%
Sep 2015	18.08%	+3.1%
Jun 2015	17.53%	+2.1%
Mar 2015	17.17%	+10.8%
Dec 2014	15.49%	+1.0%
Sep 2014	15.33%	+19.4%
Jun 2014	12.84%	+4.4%
Mar 2014	12.30%	+9.7%
Dec 2013	11.21%	+14.9%
Sep 2013	9.76%	+5.5%

Month	Value	Change
Jun 2013	9.25%	+6.9%
Mar 2013	8.65%	+6.4%
Dec 2012	8.13%	+11.2%
Sep 2012	7.31%	+21.6%
Jun 2012	6.01%	+29.2%
Mar 2012	4.65%	+69.7%
Dec 2011	2.74%	+483.0%
Sep 2011	0.47%	-92.9%
Jun 2011	6.65%	-4.6%
Mar 2011	6.97%	-26.6%
Dec 2010	9.49%	+21.2%
Sep 2010	7.83%	-31.8%
Jun 2010	11.48%	-6.1%
Mar 2010	12.22%	-6.6%
Dec 2009	13.08%	-5.2%
Sep 2009	13.80%	+10.0%
Jun 2009	12.55%	+0.6%
Mar 2009	12.47%	+3.7%
Dec 2008	12.02%	-0.1%
Sep 2008	12.03%	+7.7%
Jun 2008	11.17%	+4.6%
Mar 2008	10.68%	-2.5%
Dec 2007	10.95%	-2.3%
Sep 2007	11.21%	+2.7%
Jun 2007	10.92%	+1.1%
Mar 2007	10.80%	+0.9%
Dec 2006	10.70%	+2.4%
Sep 2006	10.45%	+22.2%
May 2005	8.55%	+235.3%
Feb 2005	-6.32%	-171.7%
Nov 2004	8.82%	-27.2%
Aug 2004	12.11%	+37.1%
May 2004	8.83%	-22.5%
Feb 2004	11.39%	-0.3%
Nov 2003	11.43%	+3.3%
Aug 2003	11.06%	+1.8%
May 2003	10.86%	+4.1%
Feb 2003	10.43%	-11.2%
Nov 2002	11.75%	+5.5%
Aug 2002	11.14%	-4.9%
May 2002	11.71%	-0.1%
Feb 2002	11.72%	+0.5%
Nov 2001	11.66%	+2.9%
Aug 2001	11.33%	+6.0%
May 2001	10.69%	+14.1%
Feb 2001	9.37%	+3.4%
Nov 2000	9.06%	+2.3%
Aug 2000	8.86%	-16.3%
May 2000	10.58%	-4.0%
Feb 2000	11.02%	+4.4%
Nov 1999	10.56%	+24.2%
Aug 1999	8.50%	+104.6%
May 1999	-184.45%	-

FAQ

What is the current quarterly operating margin of ICLR?: As of today, ICLR quarterly operating margin is 9.91%
What is ICLR quarterly operating margin most recent change?: ICLR quarterly operating margin was up +5.31% on September 30, 2026
What is 1-year change in ICLR quarterly operating margin?: ICLR quarterly operating margin is down -17.14% year-over-year
How far is ICLR quarterly operating margin from its all-time high?: ICLR quarterly operating margin is currently -50.03% below its historical high of 19.83% set on March 31, 2017
How does ICLR quarterly operating margin rank versus sector peers?: ICLR quarterly operating margin is higher than 73.74% of companies in Healthcare sector
When is ICLR next earnings release?: The next earnings release for ICLR is on February 17, 2027

Operating Margin Formula

Operating Profit Margin = Operating Income

Revenue × 100%

Data Sources & References

ICLR Official Website www.iconplc.com
ICLR Profile on Yahoo Finance finance.yahoo.com/quote/ICLR
ICLR Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/iclr