NAPCO SECURITY TECHNOLOGIES, INC
NSSC · Communications Equipment, Nec
Latest available SEC filing: 4 ·
Latest disclosures
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Buchel Kevin S: Form 4
Insider disclosure · Filed · Report period 29 Sep 2026
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Latest financial period: Q2 2026
Financial facts · Filed
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Form 10-K
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
- NSSC · 630402105 - Common Stock, par value $0.01 per share
Company details and SEC sources
CIK 0000069633 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- NSSC on Nasdaq
- SEC industry group
- Communications Equipment, Nec (Office of Manufacturing)
- Business address
- 333 Bayview Ave, Amityville, NY, 11701
- Incorporated in
- DE
- Fiscal year end
- 30 June
- Former names on EDGAR
- NAPCO SECURITY SYSTEMS INC (to 16 Nov 2009)
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields