Napco Security Technologies, Inc (NSSC)
COMMUNICATIONS EQUIPMENT, NEC
Napco Security Technologies, Inc (NSSC) is listed on Nasdaq, where it has traded since December 29, 1981.
- Listed On
- Nasdaq
- Listed Since
- December 29, 1981
- Employees
- 1,049
- Market Cap
- $1.3B
About Napco Security Technologies, Inc
NAPCO Security Technologies Inc develops, manufactures, and distributes security products, including access control systems, door security products, intrusion and fire alarm systems, alarm communication services, and video surveillance products for commercial and residential use. The Company also provides wireless communication services for intrusion and fire alarm systems. Its products include Intrusion and Access Alarm Products, Door Locking Devices and Services. The products are used for commercial, residential, institutional, industrial and governmental applications and are sold principally to independent distributors, dealers and installers of security equipment. The Company generates maximum revenue from the United States.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 249 institutions reported holding NSSC, with 36.0 million shares worth $1.4 billion in aggregate. The largest reported holder was BlackRock, with 5.6 million shares worth $213.9 million. Of the 5 largest holders listed below, 1 opened a new position in NSSC, 3 added shares and 1 reduced its position during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| BlackRock | 5,632,646 | $214M | Reduced 0.86% |
| Vanguard | 3,321,811 | $126M | Added 1.69% |
| Copeland Capital Management | 2,016,873 | $77M | Added 0.39% |
| Jupiter Topco | 1,682,208 | $64M | New position |
| State Street | 1,504,759 | $57M | Added 5.12% |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is NSSC?
Napco Security Technologies, Inc (NSSC) is listed on Nasdaq, where it has traded since December 29, 1981.
Who are the largest institutional holders of NSSC?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of NSSC were BlackRock, Vanguard and Copeland Capital Management.
How many institutions own NSSC?
249 institutions reported a position in NSSC for the quarter ended June 30, 2026, worth $1.4 billion in total.
Did institutions buy or sell NSSC last quarter?
Of the 5 largest reported holders, 1 opened a new position in NSSC, 3 added shares and 1 reduced its position during the quarter. Every reported holder and its change is on the SentiSense ownership page for NSSC.
Every reported institutional holder, plus insider and congressional trades in NSSC, on SentiSense.