NSSC (NAPCO Security Technologies) Insider Ownership: 4.15 % (As of Aug. 19, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

NSSC NAPCO Security Technologies Inc NSSC
99 GF Score
Price $37.92
GF Value $43.03
Valuation Modestly Undervalued
View Full Analysis

What is NAPCO Security Technologies Insider Ownership?

NAPCO Security Technologies NSSC +0.25% 99 Insider Ownership is 4.15 % as of Aug. 19, 2026. GuruFocus rates NSSC with a GF Score™ of 99/100 and a GF Value™ of $43.03 (Modestly Undervalued).

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, NAPCO Security Technologies's insider ownership is 4.15%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, NAPCO Security Technologies's Institutional Ownership is 97.34%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, NAPCO Security Technologies's Float Percentage Of Total Shares Outstanding is 95.56%.

NAPCO Security Technologies Insider Ownership Historical Data

* Premium members only.

The historical data trend for NAPCO Security Technologies's Insider Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

NAPCO Security Technologies Insider Ownership Chart

NAPCO Security Technologies Historical Data

The historical data trend for NAPCO Security Technologies can be seen below:

2025-07-31 2025-08-31 2025-09-30 2025-10-31 2025-11-30 2026-01-31 2026-02-28 2026-05-31 2026-06-30 2026-07-31
Insider Ownership 4.84 4.84 4.85 4.85 4.80 4.80 4.51 4.15 4.15 4.15
NSSC
99GF Score
NAPCO Security Technologies Inc NSSC
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

NAPCO Security Technologies Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 4.15 % mean?
NAPCO Security Technologies (NSSC) has a Insider Ownership of 4.15 % as of Aug. 19, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on NAPCO Security Technologies and its competitors.
Is NAPCO Security Technologies' Insider Ownership too high?
NAPCO Security Technologies' current Insider Ownership is 4.15 %. Overall, NAPCO Security Technologies has a GF Score™ of 99/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does NAPCO Security Technologies' Insider Ownership compare to EVLV and MG?
NAPCO Security Technologies' Insider Ownership of 4.15 % can be compared against companies in the Business Services industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for a Business Services company?
A good Insider Ownership depends on the Business Services industry context. However, Insider Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on NAPCO Security Technologies and its competitors. NAPCO Security Technologies's current Insider Ownership is 4.15 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is NAPCO Security Technologies stock overvalued right now?
Based on GuruFocus' analysis, NAPCO Security Technologies (NSSC) is currently considered Modestly Undervalued. The stock's GF Value™ is $43.03, compared to a current price of $37.92 — trading 11.9% below its estimated fair value. The current Insider Ownership is 4.15 %. NAPCO Security Technologies' overall GF Score™ is 99/100. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For NAPCO Security Technologies (NSSC), the current Insider Ownership is 4.15 % as of Aug. 19, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is NAPCO Security Technologies (NSSC) Overvalued in 2026?

Based on GuruFocus' analysis, NAPCO Security Technologies stock appears to be undervalued. The current stock price of $37.92 is trading 11.9% below its estimated GF Value™ of $43.03. GuruFocus considers NAPCO Security Technologies to be Modestly Undervalued.

Key valuation signals for NSSC:

  • Insider Ownership: 4.15 %
  • GF Value™: $43.03 vs. price of $37.92 (11.9% below fair value)
  • GF Score™: 99/100

No single metric tells the full story. See the NSSC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

NAPCO Security Technologies Business Description

Address 333 Bayview Avenue, Amityville, NY, USA, 11701
NAPCO Security Technologies Inc manufactures security products, encompassing access control systems, door-locking products, intrusion and fire alarm systems and video surveillance products. Its products are used for various applications which includes alarm systems like automatic communicators, combination control panels/digital communicators and digital keypad systems, fire alarm control panel and area detectors mainly used for commercial, residential, institutional, industrial and governmental uses. Geographically, the company derives a majority of its revenue from the United States.
99GF Score

Get the complete analysis for NSSC

Insider Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$37.92
Price
$43.03
GF Value