What is the current annual gross margin of STM?

As of today, STM annual gross margin is 33.89%

What is 1-year change in STM annual gross margin?

STM annual gross margin is down -14.07% year-over-year

What is 3-year change in STM annual gross margin?

STM annual gross margin is down -25.37% over the past 3 years

How far is STM annual gross margin from its all-time high?

STM annual gross margin is currently -29.32% below its historical high of 47.95% set on December 31, 2023

How does STM annual gross margin rank versus sector peers?

STM annual gross margin is higher than 41.46% of companies in Technology sector

When is STM next annual earnings release?

The next annual earnings release for STM is on January 28, 2027

What is the current quarterly gross margin of STM?

As of today, STM quarterly gross margin is 37.29%

What is STM quarterly gross margin most recent change?

STM quarterly gross margin was up +7.03% on September 30, 2026

What is 1-year change in STM quarterly gross margin?

STM quarterly gross margin is up +12.22% year-over-year

How far is STM quarterly gross margin from its all-time high?

STM quarterly gross margin is currently -24.94% below its historical high of 49.68% set on March 31, 2023

How does STM quarterly gross margin rank versus sector peers?

STM quarterly gross margin is higher than 38.17% of companies in Technology sector

When is STM next earnings release?

The next earnings release for STM is on January 28, 2027

STM Gross Margin History & Chart Since 1993

Annual Gross Margin

33.89%5.55%-14.07%

December 31, 2025

Summary

Current Value: As of today, STM annual gross margin is 33.89%, down -14.07% on December 31, 2025
Historical Performance: STM annual gross margin is down -25.37% over the past 3 years, down -8.53% over the past 5 years
All-Time High Comparison: STM annual gross margin is currently -29.32% below its historical high of 47.95% set on December 31, 2023
3-Year Low Comparison: STM annual gross margin is at its 3-year low
Sector Comparison: STM annual gross margin is higher than 41.46% of companies in Technology sector

Gross Margin Chart

beforeafter

Performance

STM Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Gross Margin	Dec 31, 25	33.89%	-14.1%	-25.4%	-8.5%	-13.5%
Quarterly Gross Margin	Sep 30, 26	37.29%	+12.2%	-21.5%	-10.4%	+4.3%
Price	Nov 10, 26	$44.70	+88.6%	+7.0%	-11.5%	+509.0%
PE Ratio	Nov 10, 26	80.15	+92.2%	+792.5%	+214.4%	+960.2%
Annual Revenue	Dec 31, 25	$11.84B	-10.6%	-26.6%	+15.8%	+14.4%
Annual Gross Profit	Dec 31, 25	$4.01B	-23.2%	-45.2%	+6.0%	-1.0%
Annual Operating Margin	Dec 31, 25	2.74%	-75.9%	-90.3%	-72.0%	-48.8%
Annual Net Margin	Dec 31, 25	1.53%	-87.0%	-94.3%	-85.9%	-70.8%

Gross Margin Highs

STM Annual Gross Margin Highs Comparison
Period	High	Date	Current
3Y	47.95%	Dec 31, 23	-29.3%
5Y	47.95%	Dec 31, 23	-29.3%
All	47.95%	Dec 31, 23	-29.3%

Gross Margin Lows

STM Annual Gross Margin Lows Comparison
Period	Low	Date	Current
3Y	33.89%	Dec 31, 25	at low
5Y	33.89%	Dec 31, 25	at low
All	30.52%	Dec 31, 09	+11.0%

Gross Margin History

Year	Value	Change
2025	33.89%	-14.1%
2024	39.44%	-17.7%
2023	47.95%	+5.6%
2022	45.41%	+14.7%
2021	39.60%	+6.9%
2020	37.05%	-2.9%
2019	38.14%	-4.4%
2018	39.91%	+2.4%
2017	38.96%	+10.3%
2016	35.31%	-0.1%
2015	35.33%	+4.7%
2014	33.75%	+3.7%
2013	32.54%	-2.1%
2012	33.23%	-7.8%
2011	36.05%	-7.9%
2010	39.16%	+28.3%
2009	30.52%	-15.6%

Year	Value	Change
2008	36.17%	+2.3%
2007	35.36%	-1.1%
2006	35.75%	+4.6%
2005	34.19%	-7.2%
2004	36.85%	+3.9%
2003	35.45%	-2.5%
2002	36.37%	+0.1%
2001	36.34%	-21.1%
2000	46.03%	+16.3%
1999	39.59%	+5.0%
1998	37.71%	-1.0%
1997	38.10%	-6.6%
1996	40.78%	+0.9%
1995	40.42%	-1.9%
1994	41.20%	+12.4%
1993	36.65%	-

FAQ

What is the current annual gross margin of STM?: As of today, STM annual gross margin is 33.89%
What is 1-year change in STM annual gross margin?: STM annual gross margin is down -14.07% year-over-year
What is 3-year change in STM annual gross margin?: STM annual gross margin is down -25.37% over the past 3 years
How far is STM annual gross margin from its all-time high?: STM annual gross margin is currently -29.32% below its historical high of 47.95% set on December 31, 2023
How does STM annual gross margin rank versus sector peers?: STM annual gross margin is higher than 41.46% of companies in Technology sector
When is STM next annual earnings release?: The next annual earnings release for STM is on January 28, 2027

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Quarterly Gross Margin

37.29%2.45%+7.03%

September 30, 2026

Summary

Current Value: As of today, STM quarterly gross margin is 37.29%, up +7.03% on September 30, 2026
Historical Performance: STM quarterly gross margin is up +12.22% year-over-year, down -21.54% over the past 3 years
All-Time High Comparison: STM quarterly gross margin is currently -24.94% below its historical high of 49.68% set on March 31, 2023
3-Year Low Comparison: STM quarterly gross margin is +12.22% above its 3-year low of 33.23% reached on September 30, 2025
Sector Comparison: STM quarterly gross margin is higher than 38.17% of companies in Technology sector

Performance

STM Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Gross Margin	Sep 30, 26	37.29%	+7.0%	+12.2%	-21.5%	-10.4%
Annual Gross Margin	Dec 31, 25	33.89%	–	-14.1%	-25.4%	-8.5%
Price	Nov 10, 26	$44.70	-18.8%	+88.6%	+7.0%	-11.5%
PE Ratio	Nov 10, 26	80.15	-26.8%	+92.2%	+792.5%	+214.4%
Quarterly Revenue	Sep 30, 26	$3.75B	+7.8%	+18.3%	-15.3%	+17.4%
Quarterly Gross Profit	Sep 30, 26	$1.40B	+15.4%	+32.7%	-33.6%	+5.2%
Quarterly Operating Margin	Sep 30, 26	10.86%	+72.1%	+113.8%	-58.0%	-39.6%
Quarterly Net Margin	Sep 30, 26	7.77%	+20.5%	+3.6%	-68.5%	-47.8%

Quarterly Gross Margin Highs

STM Quarterly Gross Margin Highs Comparison
Period	High	Date	Current
1Y	37.29%	Sep 30, 26	at high
3Y	47.53%	N/A	-21.5%
5Y	49.68%	Mar 31, 23	-24.9%
All	49.68%	Mar 31, 23	-24.9%

Quarterly Gross Margin Lows

STM Quarterly Gross Margin Lows Comparison
Period	Low	Date	Current
1Y	33.23%	N/A	+12.2%
3Y	33.23%	Sep 30, 25	+12.2%
5Y	33.23%	Sep 30, 25	+12.2%
All	0.00%	Mar 31, 00	N/A

Quarterly Gross Margin History

Month	Value	Change
Sep 2026	37.29%	+7.0%
Jun 2026	34.84%	+3.2%
Mar 2026	33.76%	-4.1%
Dec 2025	35.21%	+6.0%
Sep 2025	33.23%	-0.7%
Jun 2025	33.48%	+0.2%
Mar 2025	33.41%	-11.4%
Dec 2024	37.73%	-0.1%
Sep 2024	37.77%	-5.8%
Jun 2024	40.10%	-3.8%
Mar 2024	41.67%	-7.5%
Dec 2023	45.07%	-5.2%
Sep 2023	47.53%	-3.3%
Jun 2023	49.17%	-1.0%
Mar 2023	49.68%	+2.5%
Dec 2022	48.49%	+1.8%
Sep 2022	47.65%	+8.8%
Jun 2022	43.78%	-6.2%
Mar 2022	46.67%	+3.1%
Dec 2021	45.25%	+8.8%
Sep 2021	41.60%	+14.1%
Jun 2021	36.46%	-5.3%
Mar 2021	38.49%	-0.7%
Dec 2020	38.76%	+8.1%
Sep 2020	35.86%	+2.5%
Jun 2020	34.98%	-8.2%
Mar 2020	38.10%	-2.9%
Dec 2019	39.25%	+2.3%
Sep 2019	38.35%	+0.4%
Jun 2019	38.20%	-4.7%
Mar 2019	40.08%	+0.2%
Dec 2018	39.99%	-0.8%
Sep 2018	40.33%	+0.4%
Jun 2018	40.15%	+3.2%
Mar 2018	38.90%	-4.2%
Dec 2017	40.62%	+4.5%
Sep 2017	38.86%	+1.5%
Jun 2017	38.27%	+0.1%
Mar 2017	38.22%	+1.8%
Dec 2016	37.55%	+4.8%
Sep 2016	35.84%	+5.8%
Jun 2016	33.88%	+1.6%
Mar 2016	33.35%	-0.5%
Dec 2015	33.51%	-7.4%
Sep 2015	36.17%	+1.0%
Jun 2015	35.80%	+1.9%
Mar 2015	35.13%	+3.8%
Dec 2014	33.84%	-1.1%
Sep 2014	34.20%	+1.8%
Jun 2014	33.58%	+3.4%
Mar 2014	32.49%	-1.1%
Dec 2013	32.85%	+1.4%
Sep 2013	32.39%	-1.4%
Jun 2013	32.86%	+6.7%
Mar 2013	30.81%	-4.6%
Dec 2012	32.28%	-9.6%
Sep 2012	35.69%	+3.0%
Jun 2012	34.64%	+15.5%
Mar 2012	30.00%	-10.3%
Dec 2011	33.44%	-6.5%
Sep 2011	35.75%	-3.0%

Month	Value	Change
Jun 2011	36.85%	-4.8%
Mar 2011	38.70%	-2.9%
Dec 2010	39.85%	-1.2%
Sep 2010	40.35%	+5.5%
Jun 2010	38.25%	+2.3%
Mar 2010	37.38%	+1.0%
Dec 2009	37.01%	+21.0%
Sep 2009	30.59%	+17.2%
Jun 2009	26.09%	-0.9%
Mar 2009	26.33%	-27.1%
Dec 2008	36.12%	+1.5%
Sep 2008	35.57%	-3.4%
Jun 2008	36.83%	+1.5%
Mar 2008	36.28%	-1.6%
Dec 2007	36.87%	+4.8%
Sep 2007	35.17%	+1.5%
Jun 2007	34.66%	+0.5%
Mar 2007	34.49%	-4.8%
Dec 2006	36.22%	+0.7%
Sep 2006	35.97%	+1.8%
Jun 2006	35.35%	-0.2%
Mar 2006	35.41%	+4.8%
Dec 2005	33.78%	-0.9%
Sep 2005	34.09%	+3.2%
Jun 2005	33.03%	+0.4%
Mar 2005	32.89%	-10.1%
Dec 2004	36.60%	-3.4%
Sep 2004	37.88%	+1.3%
Jun 2004	37.38%	+5.6%
Mar 2004	35.39%	-1.6%
Dec 2003	35.97%	+2.6%
Sep 2003	35.06%	-1.7%
Jun 2003	35.68%	+2.0%
Mar 2003	34.99%	-5.5%
Dec 2002	37.01%	-0.0%
Sep 2002	37.02%	-1.6%
Jun 2002	37.61%	+12.8%
Mar 2002	33.35%	>+9,900.0%
Dec 2001	0.00%	0.0%
Sep 2001	0.00%	0.0%
Jun 2001	0.00%	0.0%
Mar 2001	0.00%	0.0%
Dec 2000	0.00%	0.0%
Sep 2000	0.00%	0.0%
Jun 2000	0.00%	0.0%
Mar 2000	0.00%	-100.0%
Dec 1999	40.31%	+1.2%
Sep 1999	39.82%	+0.7%
Jun 1999	39.53%	+2.8%
Mar 1999	38.44%	+0.3%
Dec 1998	38.33%	+0.7%
Sep 1998	38.07%	-0.6%
Jun 1998	38.31%	+0.1%
Mar 1998	38.28%	-2.8%
Dec 1997	39.38%	+0.5%
Sep 1997	39.19%	+1.7%
Jun 1997	38.55%	+0.9%
Mar 1997	38.22%	+0.7%
Dec 1996	37.96%	-6.0%
Sep 1996	40.39%	-9.1%
Jun 1996	44.42%	-

FAQ

What is the current quarterly gross margin of STM?: As of today, STM quarterly gross margin is 37.29%
What is STM quarterly gross margin most recent change?: STM quarterly gross margin was up +7.03% on September 30, 2026
What is 1-year change in STM quarterly gross margin?: STM quarterly gross margin is up +12.22% year-over-year
How far is STM quarterly gross margin from its all-time high?: STM quarterly gross margin is currently -24.94% below its historical high of 49.68% set on March 31, 2023
How does STM quarterly gross margin rank versus sector peers?: STM quarterly gross margin is higher than 38.17% of companies in Technology sector
When is STM next earnings release?: The next earnings release for STM is on January 28, 2027

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Data Sources & References

STM Official Website www.st.com/content/st_com/en.html
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/932787/000093278726000009/0000932787-26-000009-index.htm
STM Profile on Yahoo Finance finance.yahoo.com/quote/STM
STM Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/stm