What is the current annual gross margin of NSSC?

As of today, NSSC annual gross margin is 55.63%

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

NSSC annual gross margin is up +3.23% year-over-year

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

NSSC annual gross margin is up +35.02% over the past 3 years

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

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

How does NSSC annual gross margin rank versus sector peers?

NSSC annual gross margin is higher than 92.32% of companies in Industrials sector

When is NSSC next annual earnings release?

As of today, the next annual earnings release for NSSC has not been scheduled

What is the current quarterly gross margin of NSSC?

As of today, NSSC quarterly gross margin is 56.63%

What is NSSC quarterly gross margin most recent change?

NSSC quarterly gross margin was up +7.19% on September 30, 2025

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

NSSC quarterly gross margin is up +1.23% year-over-year

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

NSSC quarterly gross margin is currently -0.93% below its historical high of 57.16% set on March 31, 2025

How does NSSC quarterly gross margin rank versus sector peers?

NSSC quarterly gross margin is higher than 93.20% of companies in Industrials sector

When is NSSC next earnings release?

The next earnings release for NSSC is on February 2, 2026

NSSC Gross Margin History & Chart Since 1984

Annual Gross Margin

55.63%1.74%+3.23%

June 30, 2025

Summary

Current Value: As of today, NSSC annual gross margin is 55.63%, up +3.23% on June 30, 2025
Historical Performance: NSSC annual gross margin is up +35.02% over the past 3 years, and up +29.34% over the past 5 years
All-Time High Comparison: NSSC annual gross margin is currently at its all-time high
3-Year Low Comparison: NSSC annual gross margin is +35.02% above its 3-year low of 41.20% reached on an earlier date
Sector Comparison: NSSC annual gross margin is higher than 92.32% of companies in Industrials sector

Gross Margin Chart

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Performance

NSSC Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
Annual Gross Margin	Jun 30, 25	55.63%	+3.2%	+35.0%	+29.3%	+159.6%
Quarterly Gross Margin	Sep 30, 25	56.63%	+1.2%	+53.5%	+22.7%	+48.9%
Price	Jan 9, 26	$42.15	+20.0%	+53.8%	+201.8%	+4583.3%
PE Ratio	Jan 9, 26	34.32	+27.5%	-39.5%	-51.9%	–
Annual Revenue	Jun 30, 25	$181.62M	-3.8%	+26.5%	+79.2%	+168.1%
Annual Gross Profit	Jun 30, 25	$101.03M	-0.7%	+70.8%	+131.8%	+595.7%
Annual Operating Margin	Jun 30, 25	25.47%	-10.6%	+100.7%	+103.8%	+502.4%
Annual Net Margin	Jun 30, 25	23.90%	-9.4%	+75.1%	+184.2%	+349.2%

Gross Margin Highs

NSSC Annual Gross Margin Highs Comparison
Period	High	Date	Current
3Y	55.63%	Jun 30, 25	at high
5Y	55.63%	Jun 30, 25	at high
All	55.63%	Jun 30, 25	at high

Gross Margin Lows

NSSC Annual Gross Margin Lows Comparison
Period	Low	Date	Current
3Y	41.20%	N/A	+35.0%
5Y	41.20%	Jun 30, 22	+35.0%
All	21.43%	Jun 30, 10	+159.6%

Gross Margin History

Year	Value	Change
2025	55.63%	+3.2%
2024	53.89%	+25.1%
2023	43.08%	+4.6%
2022	41.20%	-7.4%
2021	44.50%	+3.5%
2020	43.01%	+0.9%
2019	42.64%	+3.0%
2018	41.41%	-0.3%
2017	41.55%	+1.6%
2016	40.91%	+1.2%
2015	40.42%	+4.5%
2014	38.68%	+2.9%
2013	37.60%	+4.9%
2012	35.83%	+4.4%
2011	34.31%	+60.1%
2010	21.43%	-8.0%
2009	23.30%	-22.0%
2008	29.86%	-30.7%
2007	43.06%	-3.6%
2006	44.65%	+1.2%
2005	44.14%	+31.2%

Year	Value	Change
2004	33.64%	+25.2%
2003	26.86%	+1.9%
2002	26.36%	+0.8%
2001	26.14%	+3.6%
2000	25.23%	-20.6%
1999	31.77%	+2.4%
1998	31.04%	+2.6%
1997	30.24%	+31.4%
1996	23.02%	-2.3%
1995	23.56%	-0.2%
1994	23.61%	-7.8%
1993	25.61%	+3.3%
1992	24.79%	+1.5%
1991	24.42%	-23.4%
1990	31.87%	+6.9%
1989	29.80%	-19.1%
1988	36.85%	-4.4%
1987	38.55%	-1.1%
1986	38.98%	-2.1%
1985	39.83%	+1.0%
1984	39.44%	-

FAQ

What is the current annual gross margin of NSSC?
As of today, NSSC annual gross margin is 55.63%
What is 1-year change in NSSC annual gross margin?
NSSC annual gross margin is up +3.23% year-over-year
What is 3-year change in NSSC annual gross margin?
NSSC annual gross margin is up +35.02% over the past 3 years
How far is NSSC annual gross margin from its all-time high?
NSSC annual gross margin is currently at its all-time high
How does NSSC annual gross margin rank versus sector peers?
NSSC annual gross margin is higher than 92.32% of companies in Industrials sector
When is NSSC next annual earnings release?
As of today, the next annual earnings release for NSSC has not been scheduled

Quarterly Gross Margin

56.63%3.80%+7.19%

September 30, 2025

Summary

Current Value: As of today, NSSC quarterly gross margin is 56.63%, up +7.19% on September 30, 2025
Historical Performance: NSSC quarterly gross margin is up +1.23% year-over-year, and up +53.55% over the past 3 years
All-Time High Comparison: NSSC quarterly gross margin is currently -0.93% below its historical high of 57.16% set on March 31, 2025
3-Year Low Comparison: NSSC quarterly gross margin is +66.95% above its 3-year low of 33.92% reached on an earlier date
Sector Comparison: NSSC quarterly gross margin is higher than 93.20% of companies in Industrials sector

Performance

NSSC Performance
Metric	Date	Value	3M	1Y	3Y	5Y
Quarterly Gross Margin	Sep 30, 25	56.63%	+7.2%	+1.2%	+53.5%	+22.7%
Annual Gross Margin	Jun 30, 25	55.63%	–	+3.2%	+35.0%	+29.3%
Price	Jan 9, 26	$42.15	-1.7%	+20.0%	+53.8%	+201.8%
PE Ratio	Jan 9, 26	34.32	-1.7%	+27.5%	-39.5%	-51.9%
Quarterly Revenue	Sep 30, 25	$49.17M	-3.1%	+11.7%	+24.5%	+112.2%
Quarterly Gross Profit	Sep 30, 25	$27.85M	+3.9%	+13.1%	+91.2%	+160.4%
Quarterly Operating Margin	Sep 30, 25	27.75%	+16.4%	+3.0%	+200.3%	+142.4%
Quarterly Net Margin	Sep 30, 25	24.74%	+7.9%	-2.7%	+216.8%	+147.2%

Quarterly Gross Margin Highs

NSSC Quarterly Gross Margin Highs Comparison
Period	High	Date	Current
1Y	57.16%	Mar 31, 25	-0.9%
3Y	57.16%	Mar 31, 25	-0.9%
5Y	57.16%	Mar 31, 25	-0.9%
All	57.16%	Mar 31, 25	-0.9%

Quarterly Gross Margin Lows

NSSC Quarterly Gross Margin Lows Comparison
Period	Low	Date	Current
1Y	52.83%	Jun 30, 25	+7.2%
3Y	33.92%	N/A	+67.0%
5Y	33.92%	Dec 31, 22	+67.0%
All	0.00%	Jun 30, 99	N/A

Quarterly Gross Margin History

Month	Value	Change
Sep 2025	56.63%	+7.2%
Jun 2025	52.83%	-7.6%
Mar 2025	57.16%	+0.2%
Dec 2024	57.04%	+2.0%
Sep 2024	55.94%	+1.1%
Jun 2024	55.32%	+2.9%
Mar 2024	53.76%	+2.2%
Dec 2023	52.60%	-2.2%
Sep 2023	53.78%	+4.3%
Jun 2023	51.58%	+5.5%
Mar 2023	48.88%	+44.1%
Dec 2022	33.92%	-8.0%
Sep 2022	36.88%	-17.1%
Jun 2022	44.47%	+6.2%
Mar 2022	41.87%	+22.2%
Dec 2021	34.25%	-21.0%
Sep 2021	43.34%	-2.5%
Jun 2021	44.44%	-2.8%
Mar 2021	45.73%	+9.1%
Dec 2020	41.92%	-9.1%
Sep 2020	46.14%	+32.9%
Jun 2020	34.73%	-23.8%
Mar 2020	45.57%	-2.9%
Dec 2019	46.95%	+7.1%
Sep 2019	43.82%	+0.3%
Jun 2019	43.71%	+2.4%
Mar 2019	42.67%	-0.7%
Dec 2018	42.98%	+5.1%
Sep 2018	40.89%	-8.2%
Jun 2018	44.53%	+11.2%
Mar 2018	40.05%	-0.3%
Dec 2017	40.16%	-0.0%
Sep 2017	40.17%	-11.3%
Jun 2017	45.30%	+12.7%
Mar 2017	40.18%	+1.2%
Dec 2016	39.71%	-0.9%
Sep 2016	40.06%	-14.6%
Jun 2016	46.91%	+21.9%
Mar 2016	38.47%	+2.2%
Dec 2015	37.66%	-4.1%
Sep 2015	39.26%	-16.0%
Jun 2015	46.73%	+24.9%
Mar 2015	37.42%	-1.6%
Dec 2014	38.01%	+0.4%
Sep 2014	37.85%	-14.5%
Jun 2014	44.25%	+15.9%
Mar 2014	38.17%	+10.6%
Dec 2013	34.51%	-5.9%
Sep 2013	36.69%	-3.6%
Jun 2013	38.06%	+11.9%
Mar 2013	34.02%	-1.8%
Dec 2012	34.63%	-3.7%
Sep 2012	35.96%	-12.5%
Jun 2012	41.10%	+15.0%
Mar 2012	35.73%	+6.6%
Dec 2011	33.51%	+4.7%
Sep 2011	32.01%	-11.0%
Jun 2011	35.98%	-0.9%
Mar 2011	36.31%	+8.2%
Dec 2010	33.55%	-11.8%
Sep 2010	38.03%	+111.2%
Jun 2010	18.01%	-47.0%
Mar 2010	34.01%	+8.2%
Dec 2009	31.43%	+36.2%
Sep 2009	23.08%	-54.8%
Jun 2009	51.10%	+683.7%
Mar 2009	6.52%	-83.5%
Dec 2008	39.48%	-0.2%
Sep 2008	39.57%	+137.2%

Month	Value	Change
Jun 2008	16.68%	-60.8%
Mar 2008	42.52%	+3.4%
Dec 2007	41.11%	-11.7%
Sep 2007	46.56%	+27.8%
Jun 2007	36.44%	-16.8%
Mar 2007	43.81%	-1.4%
Dec 2006	44.44%	-9.0%
Sep 2006	48.84%	+191.4%
Jun 2006	16.76%	-62.5%
Mar 2006	44.73%	+5.4%
Dec 2005	42.43%	-4.0%
Sep 2005	44.22%	-11.8%
Jun 2005	50.14%	+20.0%
Mar 2005	41.80%	+3.8%
Dec 2004	40.26%	-5.4%
Sep 2004	42.54%	+3.7%
Jun 2004	41.04%	+1.6%
Mar 2004	40.39%	+29.8%
Dec 2003	31.12%	+2.6%
Sep 2003	30.33%	+5.2%
Jun 2003	28.82%	+10.5%
Mar 2003	26.08%	+1.3%
Dec 2002	25.75%	-1.0%
Sep 2002	26.00%	-4.0%
Jun 2002	27.09%	+4.3%
Mar 2002	25.97%	+4.1%
Dec 2001	24.95%	-8.7%
Sep 2001	27.33%	-23.1%
Jun 2001	35.53%	+45.4%
Mar 2001	24.44%	-12.1%
Dec 2000	27.80%	-2.0%
Sep 2000	28.37%	-18.0%
Jun 2000	34.60%	+35.2%
Mar 2000	25.60%	+2.8%
Dec 1999	24.91%	+0.4%
Sep 1999	24.80%	>+9,900.0%
Jun 1999	0.00%	-100.0%
Mar 1999	23.32%	-2.6%
Dec 1998	23.95%	-1.9%
Sep 1998	24.42%	-19.0%
Jun 1998	30.14%	+29.2%
Mar 1998	23.33%	-5.0%
Dec 1997	24.56%	-5.6%
Sep 1997	26.02%	-15.8%
Jun 1997	30.92%	+31.4%
Mar 1997	23.53%	-6.6%
Dec 1996	25.20%	-3.9%
Sep 1996	26.23%	-5.4%
Jun 1996	27.74%	+11.9%
Mar 1996	24.79%	-1.7%
Dec 1995	25.22%	-0.8%
Sep 1995	25.42%	-20.9%
Jun 1995	32.12%	+28.5%
Mar 1995	25.00%	+3.4%
Dec 1994	24.17%	+0.2%
Sep 1994	24.11%	-20.0%
Jun 1994	30.15%	+17.4%
Mar 1994	25.69%	+4.5%
Dec 1993	24.59%	-7.1%
Sep 1993	26.47%	-35.4%
Jun 1993	40.98%	+69.2%
Mar 1993	24.22%	+0.1%
Dec 1992	24.19%	-3.2%
Sep 1992	25.00%	-24.4%
Jun 1992	33.05%	+36.5%
Mar 1992	24.21%	-6.1%
Dec 1991	25.77%	-7.5%
Sep 1991	27.85%	-

FAQ

What is the current quarterly gross margin of NSSC?
As of today, NSSC quarterly gross margin is 56.63%
What is NSSC quarterly gross margin most recent change?
NSSC quarterly gross margin was up +7.19% on September 30, 2025
What is 1-year change in NSSC quarterly gross margin?
NSSC quarterly gross margin is up +1.23% year-over-year
How far is NSSC quarterly gross margin from its all-time high?
NSSC quarterly gross margin is currently -0.93% below its historical high of 57.16% set on March 31, 2025
How does NSSC quarterly gross margin rank versus sector peers?
NSSC quarterly gross margin is higher than 93.20% of companies in Industrials sector
When is NSSC next earnings release?
The next earnings release for NSSC is on February 2, 2026

Gross Margin Formula

Gross Margin =

× 100%

Data Sources & References

NSSC Official Website www.napcosecurity.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/69633/000110465925105434/0001104659-25-105434-index.htm
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/69633/000155837025011750/0001558370-25-011750-index.htm
NSSC Profile on Yahoo Finance finance.yahoo.com/quote/NSSC
NSSC Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/nssc