Napco Security Technologies Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:NSSC Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
03 Mar 26	SellUS$8,225,237	Richard Soloway	Individual	185,000	US$44.99
05 Feb 26	SellUS$6,411,000	Richard Soloway	Individual	150,000	US$42.74
17 Nov 25	SellUS$764,750	Stephen Spinelli	Individual	19,000	US$40.25
06 Jun 25	SellUS$145,813	Stephen Spinelli	Individual	5,000	US$29.16

Insider Trading Volume

Insider Buying: NSSC insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of NSSC?
Owner Type	Number of Shares	Ownership Percentage
State or Government	7,620	0.0214%
Individual Insiders	1,276,973	3.58%
General Public	1,762,609	4.94%
Institutions	32,617,122	91.5%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 63.52% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
9.04%	BlackRock, Inc.	3,224,330	US$140.5m	11.8%	no data
8.08%	The Vanguard Group, Inc.	2,882,063	US$125.6m	1.11%	no data
4.99%	Fundsmith, LLP	1,779,857	US$77.6m	0%	0.37%
4.4%	Janus Henderson Group plc	1,569,363	US$68.4m	2.96%	0.02%
3.98%	Copeland Capital Management, LLC	1,420,792	US$61.9m	-5.12%	1.31%
3.08%	Richard Soloway	1,096,958	US$47.8m	-22%	no data
2.88%	Geode Capital Management, LLC	1,028,863	US$44.8m	0.42%	no data
2.51%	State Street Global Advisors, Inc.	896,315	US$39.1m	14.4%	no data
2.47%	Wellington Management Group LLP	879,298	US$38.3m	-12.8%	0.01%
2.42%	Arrowstreet Capital, Limited Partnership	864,022	US$37.7m	0.33%	0.02%
2.27%	Divisadero Street Capital Management, LP	809,729	US$35.3m	626%	1.91%
2%	First Trust Advisors LP	714,382	US$31.1m	26.2%	0.02%
1.88%	Dimensional Fund Advisors LP	671,243	US$29.3m	-1.01%	no data
1.76%	DOMA Perpetual Capital Management, LLC	627,931	US$27.4m	-46.1%	8.13%
1.68%	Northern Trust Global Investments	597,918	US$26.1m	-6.62%	no data
1.16%	Jacobs Levy Equity Management Inc	414,990	US$18.1m	-5.32%	0.07%
1.12%	RBC Global Asset Management Inc.	398,268	US$17.4m	-10.1%	0.01%
1.07%	Fidelity International Ltd	381,514	US$16.6m	0%	0.01%
1.05%	Qube Research & Technologies Ltd	376,227	US$16.4m	-10.6%	0.02%
1.04%	Morgan Stanley	371,330	US$16.2m	11.2%	no data
1.03%	Envestnet Asset Management, Inc.	365,742	US$15.9m	-13.4%	no data
0.98%	Rockefeller & Co. LLC	348,576	US$15.2m	0%	0.03%
0.93%	Renaissance Technologies LLC	333,200	US$14.5m	5.74%	0.02%
0.88%	Charles Schwab Investment Management, Inc.	314,842	US$13.7m	2.72%	no data
0.81%	AQR Capital Management, LLC	287,101	US$12.5m	-10.7%	0.01%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/03/18 10:41
End of Day Share Price	2026/03/18 00:00
Earnings	2025/12/31
Annual Earnings	2025/06/30

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Napco Security Technologies, Inc. is covered by 12 analysts. 6 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Gary Mobley	Benchmark Company
Thomas Walkley	Canaccord Genuity
Chad Bennett	Craig-Hallum Capital Group LLC