What is the current annual gross margin of MKSI?

As of today, MKSI annual gross margin is 40.45%

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

MKSI annual gross margin is down -0.44% year-over-year

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

MKSI annual gross margin is up +3.74% over the past 3 years

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

MKSI annual gross margin is currently -11.04% below its historical high of 45.47% set on December 31, 2011

How does MKSI annual gross margin rank versus sector peers?

MKSI annual gross margin is higher than 49.75% of companies in Technology sector

When is MKSI next annual earnings release?

The next annual earnings release for MKSI is on February 16, 2027

What is the current quarterly gross margin of MKSI?

As of today, MKSI quarterly gross margin is 43.31%

What is MKSI quarterly gross margin most recent change?

MKSI quarterly gross margin was up +1.40% on September 30, 2026

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

MKSI quarterly gross margin is up +7.52% year-over-year

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

MKSI quarterly gross margin is currently -7.40% below its historical high of 46.77% set on June 30, 2011

How does MKSI quarterly gross margin rank versus sector peers?

MKSI quarterly gross margin is higher than 48.72% of companies in Technology sector

When is MKSI next earnings release?

The next earnings release for MKSI is on February 16, 2027

MKS Inc. (MKSI) Gross Margin History & Chart Since 1997

Annual Gross Margin

40.45%0.18%-0.44%

December 31, 2025

Summary

Current Value: As of today, MKSI annual gross margin is 40.45%, down -0.44% on December 31, 2025
Historical Performance: MKSI annual gross margin is up +3.74% over the past 3 years, down -5.05% over the past 5 years
All-Time High Comparison: MKSI annual gross margin is currently -11.04% below its historical high of 45.47% set on December 31, 2011
3-Year Low Comparison: MKSI annual gross margin is +9.32% above its 3-year low of 37.00% reached on December 31, 2023
Sector Comparison: MKSI annual gross margin is higher than 49.75% of companies in Technology sector

Gross Margin Chart

beforeafter

Performance

MKSI Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Gross Margin	Dec 31, 25	40.45%	-0.4%	+3.7%	-5.0%	-8.8%
Quarterly Gross Margin	Sep 30, 26	43.31%	+7.5%	+13.4%	-3.7%	-3.6%
Price	Nov 5, 26	$176.82	+13.9%	+160.4%	+10.3%	+544.4%
PE Ratio	Nov 5, 26	20.96	-44.5%	–	+21.5%	+108.6%
Annual Revenue	Dec 31, 25	$3.93B	+9.6%	+10.8%	+68.7%	+360.8%
Annual Gross Profit	Dec 31, 25	$1.59B	+9.1%	+15.0%	+60.2%	+320.2%
Annual Operating Margin	Dec 31, 25	14.37%	+0.6%	-22.1%	-28.2%	-37.4%
Annual Net Margin	Dec 31, 25	7.50%	+41.5%	-20.1%	-50.1%	-51.9%

Gross Margin Highs

MKSI Annual Gross Margin Highs Comparison
Period	High	Date	Current
3Y	40.63%	Dec 31, 24	-0.4%
5Y	44.97%	Dec 31, 21	-10.1%
All	45.47%	Dec 31, 11	-11.0%

Gross Margin Lows

MKSI Annual Gross Margin Lows Comparison
Period	Low	Date	Current
3Y	37.00%	Dec 31, 23	+9.3%
5Y	37.00%	Dec 31, 23	+9.3%
All	29.20%	Dec 31, 02	+38.5%

Gross Margin History

Year	Value	Change
2025	40.45%	-0.4%
2024	40.63%	+9.8%
2023	37.00%	-5.1%
2022	38.99%	-13.3%
2021	44.97%	+5.6%
2020	42.60%	+6.8%
2019	39.87%	-11.9%
2018	45.27%	+2.2%
2017	44.28%	+7.9%
2016	41.02%	-5.4%
2015	43.34%	+1.6%
2014	42.64%	+8.4%
2013	39.34%	-5.7%
2012	41.72%	-8.2%
2011	45.47%	+2.5%

Year	Value	Change
2010	44.35%	+35.4%
2009	32.76%	-15.9%
2008	38.97%	-3.1%
2007	40.23%	-1.8%
2006	40.97%	+11.8%
2005	36.63%	-0.6%
2004	36.86%	+20.2%
2003	30.66%	+5.0%
2002	29.20%	-8.1%
2001	31.78%	-29.0%
2000	44.77%	+4.9%
1999	42.68%	+6.6%
1998	40.05%	-6.4%
1997	42.79%	-

FAQ

What is the current annual gross margin of MKSI?: As of today, MKSI annual gross margin is 40.45%
What is 1-year change in MKSI annual gross margin?: MKSI annual gross margin is down -0.44% year-over-year
What is 3-year change in MKSI annual gross margin?: MKSI annual gross margin is up +3.74% over the past 3 years
How far is MKSI annual gross margin from its all-time high?: MKSI annual gross margin is currently -11.04% below its historical high of 45.47% set on December 31, 2011
How does MKSI annual gross margin rank versus sector peers?: MKSI annual gross margin is higher than 49.75% of companies in Technology sector
When is MKSI next annual earnings release?: The next annual earnings release for MKSI is on February 16, 2027

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Quarterly Gross Margin

43.31%0.60%+1.40%

September 30, 2026

Summary

Current Value: As of today, MKSI quarterly gross margin is 43.31%, up +1.40% on September 30, 2026
Historical Performance: MKSI quarterly gross margin is up +7.52% year-over-year, up +13.38% over the past 3 years
All-Time High Comparison: MKSI quarterly gross margin is currently -7.40% below its historical high of 46.77% set on June 30, 2011
3-Year Low Comparison: MKSI quarterly gross margin is +14.43% above its 3-year low of 37.85% reached on December 31, 2023
Sector Comparison: MKSI quarterly gross margin is higher than 48.72% of companies in Technology sector

Performance

MKSI Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Gross Margin	Sep 30, 26	43.31%	+1.4%	+7.5%	+13.4%	-3.7%
Annual Gross Margin	Dec 31, 25	40.45%	–	-0.4%	+3.7%	-5.0%
Price	Nov 5, 26	$176.82	-39.3%	+13.9%	+160.4%	+10.3%
PE Ratio	Nov 5, 26	20.96	-54.9%	-44.5%	–	+21.5%
Quarterly Revenue	Sep 30, 26	$1.41B	+13.2%	+43.0%	+51.6%	+90.5%
Quarterly Gross Profit	Sep 30, 26	$612.00M	+14.8%	+53.8%	+71.9%	+83.5%
Quarterly Operating Margin	Sep 30, 26	23.43%	+13.8%	+63.0%	+85.1%	-6.6%
Quarterly Net Margin	Sep 30, 26	16.70%	+19.1%	+123.0%	+299.5%	-6.4%

Quarterly Gross Margin Highs

MKSI Quarterly Gross Margin Highs Comparison
Period	High	Date	Current
1Y	43.31%	Sep 30, 26	at high
3Y	43.31%	Sep 30, 26	at high
5Y	44.97%	N/A	-3.7%
All	46.77%	Jun 30, 11	-7.4%

Quarterly Gross Margin Lows

MKSI Quarterly Gross Margin Lows Comparison
Period	Low	Date	Current
1Y	40.28%	N/A	+7.5%
3Y	37.85%	Dec 31, 23	+14.4%
5Y	32.12%	Mar 31, 23	+34.8%
All	0.95%	Dec 31, 01	+4458.9%

Quarterly Gross Margin History

Month	Value	Change
Sep 2026	43.31%	+1.4%
Jun 2026	42.71%	+3.7%
Mar 2026	41.19%	+1.8%
Dec 2025	40.46%	+0.4%
Sep 2025	40.28%	-0.3%
Jun 2025	40.39%	-2.1%
Mar 2025	41.24%	+1.8%
Dec 2024	40.53%	-0.2%
Sep 2024	40.63%	+0.1%
Jun 2024	40.59%	-0.2%
Mar 2024	40.67%	+7.5%
Dec 2023	37.85%	-0.9%
Sep 2023	38.20%	-3.0%
Jun 2023	39.38%	+22.6%
Mar 2023	32.12%	-14.4%
Dec 2022	37.51%	+5.9%
Sep 2022	35.43%	-15.3%
Jun 2022	41.83%	-2.4%
Mar 2022	42.86%	-3.3%
Dec 2021	44.34%	-1.4%
Sep 2021	44.97%	-1.7%
Jun 2021	45.73%	+2.0%
Mar 2021	44.85%	+2.8%
Dec 2020	43.64%	+3.3%
Sep 2020	42.23%	-0.7%
Jun 2020	42.51%	+2.3%
Mar 2020	41.55%	+5.1%
Dec 2019	39.55%	-1.7%
Sep 2019	40.22%	+0.1%
Jun 2019	40.17%	+2.6%
Mar 2019	39.14%	-8.8%
Dec 2018	42.91%	-5.4%
Sep 2018	45.34%	-2.5%
Jun 2018	46.52%	+1.4%
Mar 2018	45.86%	+2.8%
Dec 2017	44.62%	-0.6%
Sep 2017	44.91%	+3.3%
Jun 2017	43.48%	-1.3%
Mar 2017	44.06%	+4.0%
Dec 2016	42.37%	+2.9%
Sep 2016	41.16%	+5.2%
Jun 2016	39.12%	-4.9%
Mar 2016	41.12%	-0.3%
Dec 2015	41.25%	-5.8%
Sep 2015	43.80%	-0.9%
Jun 2015	44.21%	+0.4%
Mar 2015	44.04%	+1.9%
Dec 2014	43.21%	+3.6%
Sep 2014	41.71%	+2.9%
Jun 2014	40.55%	-6.0%
Mar 2014	43.16%	+5.9%
Dec 2013	40.76%	+10.2%
Sep 2013	36.99%	-4.2%
Jun 2013	38.63%	+1.2%
Mar 2013	38.17%	-1.8%
Dec 2012	38.88%	-2.4%

Month	Value	Change
Sep 2012	39.84%	-7.5%
Jun 2012	43.07%	-1.8%
Mar 2012	43.84%	-0.6%
Dec 2011	44.09%	-1.9%
Sep 2011	44.95%	-3.9%
Jun 2011	46.77%	+2.2%
Mar 2011	45.77%	+3.0%
Dec 2010	44.44%	-0.2%
Sep 2010	44.51%	+1.3%
Jun 2010	43.96%	-1.6%
Mar 2010	44.66%	+7.8%
Dec 2009	41.44%	+13.9%
Sep 2009	36.37%	+17.4%
Jun 2009	30.97%	+124.4%
Mar 2009	13.80%	-59.5%
Dec 2008	34.08%	-12.1%
Sep 2008	38.75%	-6.0%
Jun 2008	41.22%	+1.2%
Mar 2008	40.74%	+4.3%
Dec 2007	39.07%	-2.7%
Sep 2007	40.17%	+0.0%
Jun 2007	40.16%	-4.3%
Mar 2007	41.98%	+0.8%
Dec 2006	41.64%	-1.2%
Sep 2006	42.14%	+1.4%
Jun 2006	41.55%	+8.6%
Mar 2006	38.25%	+1.8%
Dec 2005	37.57%	+4.0%
Sep 2005	36.14%	-2.2%
Jun 2005	36.94%	+3.0%
Mar 2005	35.85%	+5.5%
Dec 2004	33.97%	-8.6%
Sep 2004	37.18%	-2.3%
Jun 2004	38.07%	+0.2%
Mar 2004	38.00%	+14.3%
Dec 2003	33.26%	+12.5%
Sep 2003	29.56%	+0.7%
Jun 2003	29.36%	-1.2%
Mar 2003	29.72%	+8.4%
Dec 2002	27.41%	-9.9%
Sep 2002	30.41%	+2.1%
Jun 2002	29.77%	+3.3%
Mar 2002	28.81%	+2,932.6%
Dec 2001	0.95%	-96.1%
Sep 2001	24.58%	-22.6%
Jun 2001	31.76%	-14.0%
Mar 2001	36.93%	-11.7%
Dec 2000	41.80%	-6.4%
Sep 2000	44.67%	-3.6%
Jun 2000	46.33%	+1.1%
Mar 2000	45.83%	+3.4%
Dec 1999	44.34%	+3.2%
Sep 1999	42.96%	+1.8%
Jun 1999	42.21%	+4.2%
Mar 1999	40.50%	-

FAQ

What is the current quarterly gross margin of MKSI?: As of today, MKSI quarterly gross margin is 43.31%
What is MKSI quarterly gross margin most recent change?: MKSI quarterly gross margin was up +1.40% on September 30, 2026
What is 1-year change in MKSI quarterly gross margin?: MKSI quarterly gross margin is up +7.52% year-over-year
How far is MKSI quarterly gross margin from its all-time high?: MKSI quarterly gross margin is currently -7.40% below its historical high of 46.77% set on June 30, 2011
How does MKSI quarterly gross margin rank versus sector peers?: MKSI quarterly gross margin is higher than 48.72% of companies in Technology sector
When is MKSI next earnings release?: The next earnings release for MKSI is on February 16, 2027

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Data Sources & References

MKSI Official Website www.mks.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1049502/000119312526066820/0001193125-26-066820-index.htm
MKSI Profile on Yahoo Finance finance.yahoo.com/quote/MKSI
MKSI Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/mksi