Annual Gross Margin:
65.46%+4.40%(+7.21%)Summary
- As of today, ILMN annual gross profit margin is 65.46%, with the most recent change of +4.40% (+7.21%) on December 31, 2024.
 - During the last 3 years, ILMN annual gross margin has fallen by -4.23% (-6.07%).
 - ILMN annual gross margin is now -11.29% below its all-time high of 73.79%, reached on December 1, 2004.
 
Performance
ILMN Gross Margin Chart
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Quarterly Gross Margin:
69.10%+1.27%(+1.87%)Summary
- As of today, ILMN quarterly gross profit margin is 69.10%, with the most recent change of +1.27% (+1.87%) on September 28, 2025.
 - Over the past year, ILMN quarterly gross margin has increased by +0.12% (+0.17%).
 - ILMN quarterly gross margin is now -6.70% below its all-time high of 74.06%, reached on March 28, 2004.
 
Performance
ILMN Quarterly Gross Margin Chart
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Gross Margin Formula
Gross Margin =  Gross Profit 
Revenue ✕ 100%
Revenue ✕ 100%
ILMN Gross Margin Trends
| PeriodPeriod | AnnualAnnual | QuarterlyQuarterly | 
|---|---|---|
| 1Y1 Year | +7.2% | +0.2% | 
| 3Y3 Years | -6.1% | +7.5% | 
| 5Y5 Years | -6.0% | +4.3% | 
ILMN Gross Margin Highs & Lows
| PeriodPeriod | Annual vs HighAnnual vs High | Annual vs LowAnnual vs Low | Quarter. vs HighQuarter. vs High | Quarter. vs LowQuarter. vs Low | |
|---|---|---|---|---|---|
| 3Y | 3-Year | -6.1% | +7.2% | at high | +14.9% | 
| 5Y | 5-Year | -6.1% | +7.2% | -3.0% | +14.9% | 
| All-Time | All-Time | -11.3% | >+9999.0% | -6.7% | >+9999.0% | 
ILMN Gross Margin History
| Date | Annual | Quarterly | 
|---|---|---|
| Sep 2025 | -  | 69.10%(+1.9%)  | 
| Jun 2025 | -  | 67.83%(+3.1%)  | 
| Mar 2025 | -  | 65.80%(-0.2%)  | 
| Dec 2024 | 65.46%(+7.2%)  | 65.94%(-4.4%)  | 
| Sep 2024 | -  | 68.98%(+6.4%)  | 
| Jun 2024 | -  | 64.84%(+4.6%)  | 
| Mar 2024 | -  | 61.99%(+3.0%)  | 
| Dec 2023 | 61.06%(-5.8%)  | 60.16%(-1.6%)  | 
| Sep 2023 | -  | 61.13%(-1.8%)  | 
| Jun 2023 | -  | 62.24%(+3.3%)  | 
| Mar 2023 | -  | 60.26%(-2.9%)  | 
| Dec 2022 | 64.83%(-7.0%)  | 62.05%(-3.5%)  | 
| Sep 2022 | -  | 64.30%(-2.6%)  | 
| Jun 2022 | -  | 66.01%(-0.9%)  | 
| Mar 2022 | -  | 66.64%(-2.3%)  | 
| Dec 2021 | 69.69%(+1.5%)  | 68.20%(-1.9%)  | 
| Sep 2021 | -  | 69.49%(-2.4%)  | 
| Jun 2021 | -  | 71.23%(+1.9%)  | 
| Mar 2021 | -  | 69.90%(+5.7%)  | 
| Dec 2020 | 68.63%(-1.4%)  | 66.11%(-0.2%)  | 
| Sep 2020 | -  | 66.25%(-2.0%)  | 
| Jun 2020 | -  | 67.61%(-6.2%)  | 
| Mar 2020 | -  | 72.06%(+3.7%)  | 
| Dec 2019 | 69.63%(-0.3%)  | 69.46%(-3.2%)  | 
| Sep 2019 | -  | 71.78%(+3.9%)  | 
| Jun 2019 | -  | 69.09%(-0.4%)  | 
| Mar 2019 | -  | 69.39%(+0.8%)  | 
| Dec 2018 | 69.82%(+2.8%)  | 68.86%(-2.9%)  | 
| Sep 2018 | -  | 70.93%(+1.3%)  | 
| Jun 2018 | -  | 70.00%(+0.6%)  | 
| Mar 2018 | -  | 69.57%(-1.6%)  | 
| Dec 2017 | 67.95%(-3.4%)  | 70.69%(+3.2%)  | 
| Sep 2017 | -  | 68.49%(+2.8%)  | 
| Jun 2017 | -  | 66.62%(+2.1%)  | 
| Mar 2017 | -  | 65.22%(-3.7%)  | 
| Dec 2016 | 70.37%(-0.9%)  | 67.72%(-4.4%)  | 
| Sep 2016 | -  | 70.83%(-1.3%)  | 
| Jun 2016 | -  | 71.73%(+1.6%)  | 
| Mar 2016 | -  | 70.61%(+1.8%)  | 
| Dec 2015 | 71.04%(+0.8%)  | 69.37%(-3.2%)  | 
| Sep 2015 | -  | 71.68%(+0.9%)  | 
| Jun 2015 | -  | 71.06%(+0.2%)  | 
| Mar 2015 | -  | 70.92%(+1.3%)  | 
| Dec 2014 | 70.46%(+3.1%)  | 70.01%(-2.7%)  | 
| Sep 2014 | -  | 71.96%(+3.5%)  | 
| Jun 2014 | -  | 69.50%(+1.4%)  | 
| Mar 2014 | -  | 68.51%(+0.1%)  | 
| Dec 2013 | 68.33%(-0.8%)  | 68.46%(+2.0%)  | 
| Sep 2013 | -  | 67.11%(+0.8%)  | 
| Jun 2013 | -  | 66.60%(+0.1%)  | 
| Mar 2013 | -  | 66.56%(+1.1%)  | 
| Dec 2012 | 68.85%  | 65.85%(-6.0%)  | 
| Date | Annual | Quarterly | 
|---|---|---|
| Sep 2012 | -  | 70.02%(-0.1%)  | 
| Jun 2012 | -  | 70.11%(+3.3%)  | 
| Mar 2012 | -  | 67.87%(-0.5%)  | 
| Dec 2011 | 68.82%(-0.9%)  | 68.22%(+7.3%)  | 
| Sep 2011 | -  | 63.60%(-8.9%)  | 
| Jun 2011 | -  | 69.82%(+1.3%)  | 
| Mar 2011 | -  | 68.95%(+8.4%)  | 
| Dec 2010 | 69.42%(-1.3%)  | 63.58%(-4.0%)  | 
| Sep 2010 | -  | 66.22%(-3.9%)  | 
| Jun 2010 | -  | 68.91%(+0.2%)  | 
| Mar 2010 | -  | 68.80%(-1.0%)  | 
| Dec 2009 | 70.31%(+8.9%)  | 69.52%(-1.9%)  | 
| Sep 2009 | -  | 70.88%(+2.9%)  | 
| Jun 2009 | -  | 68.87%(-0.3%)  | 
| Mar 2009 | -  | 69.06%(+7.3%)  | 
| Dec 2008 | 64.58%(0.0%)  | 64.39%(+3.9%)  | 
| Sep 2008 | -  | 61.98%(-4.1%)  | 
| Jun 2008 | -  | 64.60%(+5.3%)  | 
| Mar 2008 | -  | 61.36%(-3.8%)  | 
| Dec 2007 | 64.58%(-4.8%)  | 63.80%(+2.4%)  | 
| Sep 2007 | -  | 62.33%(-1.9%)  | 
| Jun 2007 | -  | 63.56%(-4.4%)  | 
| Mar 2007 | -  | 66.51%(-0.3%)  | 
| Dec 2006 | 67.85%(-0.9%)  | 66.71%(-3.9%)  | 
| Sep 2006 | -  | 69.41%(+3.1%)  | 
| Jun 2006 | -  | 67.35%(-1.1%)  | 
| Mar 2006 | -  | 68.07%(-0.6%)  | 
| Dec 2005 | 68.46%(-7.2%)  | 68.50%(+11.8%)  | 
| Sep 2005 | -  | 61.27%(-12.6%)  | 
| Jun 2005 | -  | 70.08%(+0.6%)  | 
| Mar 2005 | -  | 69.64%(-5.6%)  | 
| Dec 2004 | 73.79%(+14.9%)  | 73.80%(-0.2%)  | 
| Sep 2004 | -  | 73.97%(+0.9%)  | 
| Jun 2004 | -  | 73.30%(-1.0%)  | 
| Mar 2004 | -  | 74.06%(+8.7%)  | 
| Dec 2003 | 64.20%(+226.7%)  | 68.16%(+1.0%)  | 
| Sep 2003 | -  | 67.50%(+17.4%)  | 
| Jun 2003 | -  | 57.52%(+4.0%)  | 
| Mar 2003 | -  | 55.33%(-4.4%)  | 
| Dec 2002 | 19.65%(+7.4%)  | 57.90%(+106.3%)  | 
| Sep 2002 | -  | 28.07%(>+9900.0%)  | 
| Jun 2002 | -  | 0.00%(0.0%)  | 
| Mar 2002 | -  | 0.00%(0.0%)  | 
| Dec 2001 | 18.30%(-71.5%)  | 0.00%(0.0%)  | 
| Sep 2001 | -  | 0.00%(0.0%)  | 
| Jun 2001 | -  | 0.00%(0.0%)  | 
| Mar 2001 | -  | 0.00%(0.0%)  | 
| Dec 2000 | 64.25%(>+9900.0%)  | 0.00%(0.0%)  | 
| Sep 2000 | -  | 0.00%(0.0%)  | 
| Jun 2000 | -  | 0.00%(-100.0%)  | 
| Mar 2000 | -  | 52.88%  | 
| Dec 1999 | 0.00%  | -  | 
FAQ
- What is Illumina, Inc. annual gross profit margin?
 - What is the all-time high annual gross margin for Illumina, Inc.?
 - What is Illumina, Inc. annual gross margin year-on-year change?
 - What is Illumina, Inc. quarterly gross profit margin?
 - What is the all-time high quarterly gross margin for Illumina, Inc.?
 - What is Illumina, Inc. quarterly gross margin year-on-year change?
 
What is Illumina, Inc. annual gross profit margin?
The current annual gross margin of ILMN is 65.46%
What is the all-time high annual gross margin for Illumina, Inc.?
Illumina, Inc. all-time high annual gross profit margin is 73.79%
What is Illumina, Inc. annual gross margin year-on-year change?
Over the past year, ILMN annual gross profit margin has changed by +4.40% (+7.21%)
What is Illumina, Inc. quarterly gross profit margin?
The current quarterly gross margin of ILMN is 69.10%
What is the all-time high quarterly gross margin for Illumina, Inc.?
Illumina, Inc. all-time high quarterly gross profit margin is 74.06%
What is Illumina, Inc. quarterly gross margin year-on-year change?
Over the past year, ILMN quarterly gross profit margin has changed by +0.12% (+0.17%)