What is the current annual gross margin of IESC?

As of today, IESC annual gross margin is 24.23%

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

IESC annual gross margin is up +5.99% year-over-year

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

IESC annual gross margin is up +78.95% over the past 3 years

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

IESC annual gross margin is currently at its all-time high

How does IESC annual gross margin rank versus sector peers?

IESC annual gross margin is higher than 49.57% of companies in Industrials sector

When is IESC next annual earnings release?

The next annual earnings release for IESC is on November 20, 2026

What is the current quarterly gross margin of IESC?

As of today, IESC quarterly gross margin is 26.05%

What is IESC quarterly gross margin most recent change?

IESC quarterly gross margin was up +6.33% on June 30, 2026

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

IESC quarterly gross margin is up +1.72% year-over-year

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

IESC quarterly gross margin is currently at its all-time high

How does IESC quarterly gross margin rank versus sector peers?

IESC quarterly gross margin is higher than 48.85% of companies in Industrials sector

When is IESC next earnings release?

The next earnings release for IESC is on November 20, 2026

IESC Gross Margin History & Chart Since 1998

Annual Gross Margin

24.23%1.37%+5.99%

September 30, 2025

Summary

Current Value: As of today, IESC annual gross margin is 24.23%, up +5.99% on September 30, 2025
Historical Performance: IESC annual gross margin is up +78.95% over the past 3 years, up +27.86% over the past 5 years
All-Time High Comparison: IESC annual gross margin is currently at its all-time high
3-Year Low Comparison: IESC annual gross margin is +78.95% above its 3-year low of 13.54% reached on an earlier date
Sector Comparison: IESC annual gross margin is higher than 49.57% of companies in Industrials sector

Gross Margin Chart

beforeafter

Performance

IESC Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Gross Margin	Sep 30, 25	24.23%	+6.0%	+79.0%	+27.9%	+95.4%
Quarterly Gross Margin	Jun 30, 26	26.05%	+1.7%	+51.1%	+58.4%	+236.6%
Price	Aug 14, 26	$756.18	+125.8%	+982.4%	+1420.6%	+10000.0%
PE Ratio	Aug 14, 26	33.60	+23.5%	+73.2%	+87.0%	–
Annual Revenue	Sep 30, 25	$3.37B	+16.9%	+55.6%	+180.2%	+627.5%
Annual Gross Profit	Sep 30, 25	$0.00	-100.0%	-100.0%	-100.0%	-100.0%
Annual Operating Margin	Sep 30, 25	11.41%	+9.7%	+340.5%	+97.1%	+292.7%
Annual Net Margin	Sep 30, 25	9.25%	+14.8%	+400.0%	+174.5%	+237.7%

Gross Margin Highs

IESC Annual Gross Margin Highs Comparison
Period	High	Date	Current
3Y	24.23%	Sep 30, 25	at high
5Y	24.23%	Sep 30, 25	at high
All	24.23%	Sep 30, 25	at high

Gross Margin Lows

IESC Annual Gross Margin Lows Comparison
Period	Low	Date	Current
3Y	13.54%	N/A	+79.0%
5Y	13.54%	Sep 30, 22	+79.0%
All	7.44%	Sep 30, 11	+225.7%

Gross Margin History

Year	Value	Change
2025	24.23%	+6.0%
2024	22.86%	+30.9%
2023	17.46%	+29.0%
2022	13.54%	-21.8%
2021	17.32%	-8.6%
2020	18.95%	+12.1%
2019	16.91%	-1.1%
2018	17.10%	-1.3%
2017	17.33%	-5.0%
2016	18.24%	+4.8%
2015	17.41%	+7.3%
2014	16.22%	+19.8%
2013	13.54%	+6.4%
2012	12.73%	+71.1%

Year	Value	Change
2011	7.44%	-40.0%
2010	12.40%	-24.6%
2009	16.45%	+2.0%
2008	16.12%	-0.7%
2007	16.23%	+10.6%
2006	14.68%	+27.5%
2005	11.51%	-6.3%
2004	12.28%	-14.2%
2003	14.31%	-4.7%
2002	15.02%	-13.7%
2001	17.40%	+1.6%
2000	17.13%	-15.4%
1999	20.26%	+1.1%
1998	20.03%	-

FAQ

What is the current annual gross margin of IESC?: As of today, IESC annual gross margin is 24.23%
What is 1-year change in IESC annual gross margin?: IESC annual gross margin is up +5.99% year-over-year
What is 3-year change in IESC annual gross margin?: IESC annual gross margin is up +78.95% over the past 3 years
How far is IESC annual gross margin from its all-time high?: IESC annual gross margin is currently at its all-time high
How does IESC annual gross margin rank versus sector peers?: IESC annual gross margin is higher than 49.57% of companies in Industrials sector
When is IESC next annual earnings release?: The next annual earnings release for IESC is on November 20, 2026

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Quarterly Gross Margin

26.05%1.55%+6.33%

June 30, 2026

Summary

Current Value: As of today, IESC quarterly gross margin is 26.05%, up +6.33% on June 30, 2026
Historical Performance: IESC quarterly gross margin is up +1.72% year-over-year, up +51.10% over the past 3 years
All-Time High Comparison: IESC quarterly gross margin is currently at its all-time high
3-Year Low Comparison: IESC quarterly gross margin is +51.10% above its 3-year low of 17.24% reached on an earlier date
Sector Comparison: IESC quarterly gross margin is higher than 48.85% of companies in Industrials sector

Performance

IESC Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Gross Margin	Jun 30, 26	26.05%	+6.3%	+1.7%	+51.1%	+58.4%
Annual Gross Margin	Sep 30, 25	24.23%	–	+6.0%	+79.0%	+27.9%
Price	Aug 14, 26	$756.18	+8.5%	+125.8%	+982.4%	+1420.6%
PE Ratio	Aug 14, 26	33.60	-9.6%	+23.5%	+73.2%	+87.0%
Quarterly Revenue	Jun 30, 26	$1.24B	+27.6%	+39.6%	+112.6%	+206.2%
Quarterly Gross Profit	Jun 30, 26	$323.71M	+35.6%	+42.0%	+221.4%	+384.8%
Quarterly Operating Margin	Jun 30, 26	14.36%	+24.5%	+13.9%	+151.9%	+159.2%
Quarterly Net Margin	Jun 30, 26	12.36%	+9.2%	+38.7%	+179.6%	+155.4%

Quarterly Gross Margin Highs

IESC Quarterly Gross Margin Highs Comparison
Period	High	Date	Current
1Y	26.05%	Jun 30, 26	at high
3Y	26.05%	Jun 30, 26	at high
5Y	26.05%	Jun 30, 26	at high
All	26.05%	Jun 30, 26	at high

Quarterly Gross Margin Lows

IESC Quarterly Gross Margin Lows Comparison
Period	Low	Date	Current
1Y	23.81%	Dec 31, 25	+9.4%
3Y	17.24%	N/A	+51.1%
5Y	10.44%	Mar 31, 22	+149.5%
All	4.53%	Mar 31, 11	+475.1%

Quarterly Gross Margin History

Month	Value	Change
Jun 2026	26.05%	+6.3%
Mar 2026	24.50%	+2.9%
Dec 2025	23.81%	-3.2%
Sep 2025	24.59%	-4.0%
Jun 2025	25.61%	+8.5%
Mar 2025	23.61%	+6.0%
Dec 2024	22.27%	-1.5%
Sep 2024	22.60%	-5.7%
Jun 2024	23.97%	+3.3%
Mar 2024	23.21%	+8.1%
Dec 2023	21.47%	+6.1%
Sep 2023	20.23%	+17.3%
Jun 2023	17.24%	+4.3%
Mar 2023	16.53%	+6.7%
Dec 2022	15.49%	+4.9%
Sep 2022	14.77%	+9.7%
Jun 2022	13.47%	+29.0%
Mar 2022	10.44%	-31.8%
Dec 2021	15.30%	-13.5%
Sep 2021	17.69%	+7.5%
Jun 2021	16.45%	-7.5%
Mar 2021	17.79%	+2.5%
Dec 2020	17.36%	-18.5%
Sep 2020	21.29%	+7.9%
Jun 2020	19.74%	+19.7%
Mar 2020	16.49%	-4.9%
Dec 2019	17.34%	0.0%
Sep 2019	17.34%	+5.6%
Jun 2019	16.42%	-2.4%
Mar 2019	16.83%	-1.3%
Dec 2018	17.06%	+1.2%
Sep 2018	16.85%	-7.9%
Jun 2018	18.29%	+11.2%
Mar 2018	16.45%	-1.3%
Dec 2017	16.67%	-9.6%
Sep 2017	18.44%	+8.5%
Jun 2017	16.99%	+8.8%
Mar 2017	15.62%	-14.7%
Dec 2016	18.31%	+0.4%
Sep 2016	18.24%	-3.6%
Jun 2016	18.93%	+8.9%
Mar 2016	17.38%	-5.2%
Dec 2015	18.33%	-3.8%
Sep 2015	19.05%	+9.5%
Jun 2015	17.39%	+7.1%
Mar 2015	16.23%	0.0%
Dec 2014	16.23%	-1.2%
Sep 2014	16.43%	-1.3%
Jun 2014	16.64%	+3.2%
Mar 2014	16.12%	+10.6%
Dec 2013	14.57%	+4.1%
Sep 2013	14.00%	+8.7%
Jun 2013	12.88%	-1.8%
Mar 2013	13.11%	-7.2%
Dec 2012	14.13%	+3.8%
Sep 2012	13.61%	+25.1%

Month	Value	Change
Jun 2012	10.88%	-2.5%
Mar 2012	11.16%	+18.0%
Dec 2011	9.46%	+15.1%
Sep 2011	8.22%	+6.2%
Jun 2011	7.74%	+70.9%
Mar 2011	4.53%	-53.9%
Dec 2010	9.83%	+38.6%
Sep 2010	7.09%	-42.9%
Jun 2010	12.42%	-1.7%
Mar 2010	12.63%	-23.8%
Dec 2009	16.57%	+43.0%
Sep 2009	11.59%	-38.3%
Jun 2009	18.77%	+5.4%
Mar 2009	17.80%	+4.0%
Dec 2008	17.11%	+12.0%
Sep 2008	15.28%	-3.3%
Jun 2008	15.80%	+0.9%
Mar 2008	15.66%	-6.1%
Dec 2007	16.67%	+14.9%
Sep 2007	14.51%	-15.7%
Jun 2007	17.21%	+4.3%
Mar 2007	16.50%	+1.9%
Dec 2006	16.20%	+16.6%
Sep 2006	13.89%	+6.7%
Jun 2006	13.02%	+10.2%
Mar 2006	11.81%	-17.0%
Dec 2005	14.23%	+62.1%
Sep 2005	8.78%	-33.3%
Jun 2005	13.17%	+14.5%
Mar 2005	11.50%	-10.1%
Dec 2004	12.79%	+26.0%
Sep 2004	10.15%	-15.5%
Jun 2004	12.01%	-2.8%
Mar 2004	12.36%	-12.2%
Dec 2003	14.08%	+0.6%
Sep 2003	13.99%	-1.7%
Jun 2003	14.23%	-0.6%
Mar 2003	14.31%	-2.9%
Dec 2002	14.73%	+6.2%
Sep 2002	13.87%	-11.1%
Jun 2002	15.61%	+1.8%
Mar 2002	15.34%	+0.6%
Dec 2001	15.25%	-9.4%
Sep 2001	16.84%	-9.1%
Jun 2001	18.52%	+5.5%
Mar 2001	17.56%	+5.2%
Dec 2000	16.69%	-10.5%
Sep 2000	18.65%	+12.8%
Jun 2000	16.54%	+2.7%
Mar 2000	16.10%	-3.9%
Dec 1999	16.75%	-15.5%
Sep 1999	19.83%	-6.6%
Jun 1999	21.22%	+5.4%
Mar 1999	20.13%	+1.7%
Dec 1998	19.79%	-

FAQ

What is the current quarterly gross margin of IESC?: As of today, IESC quarterly gross margin is 26.05%
What is IESC quarterly gross margin most recent change?: IESC quarterly gross margin was up +6.33% on June 30, 2026
What is 1-year change in IESC quarterly gross margin?: IESC quarterly gross margin is up +1.72% year-over-year
How far is IESC quarterly gross margin from its all-time high?: IESC quarterly gross margin is currently at its all-time high
How does IESC quarterly gross margin rank versus sector peers?: IESC quarterly gross margin is higher than 48.85% of companies in Industrials sector
When is IESC next earnings release?: The next earnings release for IESC is on November 20, 2026

Gross Margin Formula

Gross Margin = Gross Profit

Revenue × 100%

Data Sources & References

IESC Official Website www.ies-co.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1048268/000104826825000174/0001048268-25-000174-index.htm
IESC Profile on Yahoo Finance finance.yahoo.com/quote/IESC
IESC Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/iesc