What is the current annual gross margin of ALSN?

As of today, ALSN annual gross margin is 48.37%

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

ALSN annual gross margin is up +2.70% year-over-year

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

ALSN annual gross margin is up +7.06% over the past 3 years

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

ALSN annual gross margin is currently -1.71% below its historical high of 49.21% set on December 31, 2018

How does ALSN annual gross margin rank versus sector peers?

ALSN annual gross margin is higher than 81.04% of companies in Consumer Cyclical sector

When is ALSN next annual earnings release?

The next annual earnings release for ALSN is on February 22, 2027

What is the current quarterly gross margin of ALSN?

As of today, ALSN quarterly gross margin is 31.49%

What is ALSN quarterly gross margin most recent change?

ALSN quarterly gross margin was down -0.19% on September 30, 2026

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

ALSN quarterly gross margin is down -33.27% year-over-year

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

ALSN quarterly gross margin is currently -37.02% below its historical high of 50.00% set on September 30, 2018

How does ALSN quarterly gross margin rank versus sector peers?

ALSN quarterly gross margin is higher than 49.28% of companies in Consumer Cyclical sector

When is ALSN next earnings release?

The next earnings release for ALSN is on February 22, 2027

ALSN Gross Margin History & Chart Since 2008

Annual Gross Margin

48.37%1.27%+2.70%

December 31, 2025

Summary

Current Value: As of today, ALSN annual gross margin is 48.37%, up +2.70% on December 31, 2025
Historical Performance: ALSN annual gross margin is up +7.06% over the past 3 years, up +6.40% over the past 5 years
All-Time High Comparison: ALSN annual gross margin is currently -1.71% below its historical high of 49.21% set on December 31, 2018
3-Year Low Comparison: ALSN annual gross margin is +7.06% above its 3-year low of 45.18% reached on an earlier date
Sector Comparison: ALSN annual gross margin is higher than 81.04% of companies in Consumer Cyclical sector

Gross Margin Chart

beforeafter

Performance

ALSN Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Gross Margin	Dec 31, 25	48.37%	+2.7%	+7.1%	+6.4%	+38.2%
Quarterly Gross Margin	Sep 30, 26	31.49%	-33.3%	-33.0%	-28.3%	-17.7%
Price	Nov 6, 26	$116.88	+42.6%	+124.2%	+230.8%	–
PE Ratio	Nov 6, 26	16.77	+67.2%	+126.6%	+66.0%	–
Annual Revenue	Dec 31, 25	$3.01B	-6.7%	+8.7%	+44.6%	+56.3%
Annual Gross Profit	Dec 31, 25	$1.46B	-4.2%	+16.4%	+53.9%	+116.0%
Annual Operating Margin	Dec 31, 25	32.33%	+5.1%	+13.9%	+26.0%	+82.2%
Annual Net Margin	Dec 31, 25	20.70%	-8.7%	+7.9%	+44.0%	+1244.2%

Gross Margin Highs

ALSN Annual Gross Margin Highs Comparison
Period	High	Date	Current
3Y	48.37%	Dec 31, 25	at high
5Y	48.37%	Dec 31, 25	at high
All	49.21%	Dec 31, 18	-1.7%

Gross Margin Lows

ALSN Annual Gross Margin Lows Comparison
Period	Low	Date	Current
3Y	45.18%	N/A	+7.1%
5Y	45.18%	Dec 31, 22	+7.1%
All	26.26%	Dec 1, 09	+84.2%

Gross Margin History

Year	Value	Change
2025	48.37%	+2.7%
2024	47.10%	+0.3%
2023	46.95%	+3.9%
2022	45.18%	-1.2%
2021	45.75%	+0.6%
2020	45.46%	-6.2%
2019	48.48%	-1.5%
2018	49.21%	+6.9%
2017	46.02%	+9.7%

Year	Value	Change
2016	41.94%	+1.2%
2015	41.43%	+0.5%
2014	41.23%	+7.8%
2013	38.23%	+1.8%
2012	37.55%	+1.2%
2011	37.11%	+6.1%
2010	34.99%	+33.2%
2009	26.26%	-6.6%
2008	28.11%	-

FAQ

What is the current annual gross margin of ALSN?: As of today, ALSN annual gross margin is 48.37%
What is 1-year change in ALSN annual gross margin?: ALSN annual gross margin is up +2.70% year-over-year
What is 3-year change in ALSN annual gross margin?: ALSN annual gross margin is up +7.06% over the past 3 years
How far is ALSN annual gross margin from its all-time high?: ALSN annual gross margin is currently -1.71% below its historical high of 49.21% set on December 31, 2018
How does ALSN annual gross margin rank versus sector peers?: ALSN annual gross margin is higher than 81.04% of companies in Consumer Cyclical sector
When is ALSN next annual earnings release?: The next annual earnings release for ALSN is on February 22, 2027

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Quarterly Gross Margin

31.49%0.06%-0.19%

September 30, 2026

Summary

Current Value: As of today, ALSN quarterly gross margin is 31.49%, down -0.19% on September 30, 2026
Historical Performance: ALSN quarterly gross margin is down -33.27% year-over-year, down -33.01% over the past 3 years
All-Time High Comparison: ALSN quarterly gross margin is currently -37.02% below its historical high of 50.00% set on September 30, 2018
3-Year Low Comparison: ALSN quarterly gross margin is +15.60% above its 3-year low of 27.24% reached on March 31, 2026
Sector Comparison: ALSN quarterly gross margin is higher than 49.28% of companies in Consumer Cyclical sector

Performance

ALSN Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Gross Margin	Sep 30, 26	31.49%	-0.2%	-33.3%	-33.0%	-28.3%
Annual Gross Margin	Dec 31, 25	48.37%	–	+2.7%	+7.1%	+6.4%
Price	Nov 6, 26	$116.88	-1.7%	+42.6%	+124.2%	+230.8%
PE Ratio	Nov 6, 26	16.77	-11.1%	+67.2%	+126.6%	+66.0%
Quarterly Revenue	Sep 30, 26	$1.53B	-2.0%	+121.4%	+108.4%	+170.6%
Quarterly Gross Profit	Sep 30, 26	$483.00M	-2.2%	+47.7%	+39.6%	+94.0%
Quarterly Operating Margin	Sep 30, 26	20.08%	+4.8%	-31.8%	-33.4%	-22.0%
Quarterly Net Margin	Sep 30, 26	12.45%	+7.7%	-37.0%	-42.0%	-24.9%

Quarterly Gross Margin Highs

ALSN Quarterly Gross Margin Highs Comparison
Period	High	Date	Current
1Y	47.76%	Dec 31, 25	-34.1%
3Y	49.26%	Jun 30, 25	-36.1%
5Y	49.26%	Jun 30, 25	-36.1%
All	50.00%	Sep 30, 18	-37.0%

Quarterly Gross Margin Lows

ALSN Quarterly Gross Margin Lows Comparison
Period	Low	Date	Current
1Y	27.24%	Mar 31, 26	+15.6%
3Y	27.24%	Mar 31, 26	+15.6%
5Y	27.24%	Mar 31, 26	+15.6%
All	27.24%	Mar 31, 26	+15.6%

Quarterly Gross Margin History

Month	Value	Change
Sep 2026	31.49%	-0.2%
Jun 2026	31.55%	+15.8%
Mar 2026	27.24%	-43.0%
Dec 2025	47.76%	+1.2%
Sep 2025	47.19%	-4.2%
Jun 2025	49.26%	+0.3%
Mar 2025	49.09%	+5.3%
Dec 2024	46.61%	-2.8%
Sep 2024	47.94%	-0.2%
Jun 2024	48.04%	+5.0%
Mar 2024	45.75%	-1.2%
Dec 2023	46.32%	-1.5%
Sep 2023	47.01%	-0.5%
Jun 2023	47.25%	+0.0%
Mar 2023	47.23%	+3.7%
Dec 2022	45.54%	+2.3%
Sep 2022	44.51%	-1.2%
Jun 2022	45.03%	-1.3%
Mar 2022	45.64%	-0.0%
Dec 2021	45.65%	+3.9%
Sep 2021	43.92%	-4.4%
Jun 2021	45.94%	-3.2%
Mar 2021	47.45%	+5.3%
Dec 2020	45.05%	-1.4%
Sep 2020	45.68%	+13.3%
Jun 2020	40.32%	-17.2%
Mar 2020	48.67%	+8.4%
Dec 2019	44.89%	-7.9%
Sep 2019	48.73%	-2.4%
Jun 2019	49.93%	0.0%
Mar 2019	49.93%	+1.9%
Dec 2018	49.00%	-2.0%
Sep 2018	50.00%	+1.0%
Jun 2018	49.51%	+2.6%

Month	Value	Change
Mar 2018	48.27%	+7.1%
Dec 2017	45.07%	+5.6%
Sep 2017	42.69%	+2.3%
Jun 2017	41.72%	-9.1%
Mar 2017	45.89%	+10.5%
Dec 2016	41.52%	-0.8%
Sep 2016	41.84%	-2.4%
Jun 2016	42.89%	+3.4%
Mar 2016	41.48%	+0.2%
Dec 2015	41.41%	-3.6%
Sep 2015	42.96%	+3.5%
Jun 2015	41.49%	-2.8%
Mar 2015	42.67%	+0.6%
Dec 2014	42.41%	+0.0%
Sep 2014	42.40%	+6.3%
Jun 2014	39.88%	-0.5%
Mar 2014	40.07%	+5.7%
Dec 2013	37.92%	-2.3%
Sep 2013	38.82%	-1.1%
Jun 2013	39.25%	+6.6%
Mar 2013	36.82%	+14.4%
Dec 2012	32.18%	-15.0%
Sep 2012	37.87%	-15.9%
Jun 2012	45.03%	-4.5%
Mar 2012	47.15%	+53.4%
Dec 2011	30.73%	-19.7%
Sep 2011	38.26%	+3.0%
Jun 2011	37.16%	+0.1%
Mar 2011	37.14%	+33.1%
Dec 2010	27.91%	-3.0%
Sep 2010	28.76%	-8.7%
Jun 2010	31.50%	+3.1%
Mar 2010	30.55%	-

FAQ

What is the current quarterly gross margin of ALSN?: As of today, ALSN quarterly gross margin is 31.49%
What is ALSN quarterly gross margin most recent change?: ALSN quarterly gross margin was down -0.19% on September 30, 2026
What is 1-year change in ALSN quarterly gross margin?: ALSN quarterly gross margin is down -33.27% year-over-year
How far is ALSN quarterly gross margin from its all-time high?: ALSN quarterly gross margin is currently -37.02% below its historical high of 50.00% set on September 30, 2018
How does ALSN quarterly gross margin rank versus sector peers?: ALSN quarterly gross margin is higher than 49.28% of companies in Consumer Cyclical sector
When is ALSN next earnings release?: The next earnings release for ALSN is on February 22, 2027

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Data Sources & References

ALSN Official Website www.allisontransmission.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1411207/000119312526065627/0001193125-26-065627-index.htm
ALSN Profile on Yahoo Finance finance.yahoo.com/quote/ALSN
ALSN Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/alsn