Companies: 10,795·Total market cap: $144.5T
Napco Security Technologies, Inc.

Napco Security Technologies, Inc.

NSSCNASDAQIndustrials● Active
$35.02
+$0.06(+0.16%)
Market Cap$1.3B
P/E Ratio
52W High$48.12
52W Low$26.44
SEC Filings

Napco Security Technologies, Inc. (NSSC) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0000069633 · NSSC · NASDAQ · as of Jun 8, 2026

Filing snapshot

761
Total Filings
SD
Latest Form
2026-05-26
Most Recent
1981
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0000069633 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2025-08-25
Fiscal Year End
Aug 25, 2025
Accession No.
0001558370-25-011750
Primary Document
nssc-20250630x10k.htm
Source: data.sec.gov · CIK 0000069633 · Accession 0001558370-25-011750

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-05
8-KCurrent Report
8-K
2026-05-04Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
SDSD
SD
2026-05-26
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-05-07
View
10-QQuarterly Report
10-Q
2026-05-05
View
8-KCurrent Report
8-K
2026-05-04
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-04-07
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-03-27
View
3Initial Statement of Beneficial Ownership
PRIMARY DOCUMENT
2026-02-06
View
10-QQuarterly Report
10-Q
2026-02-02
View
8-KCurrent Report
8-K
2026-02-02
View
8-KCurrent Report
8-K
2025-12-08
View
10-QQuarterly Report
10-Q
2025-11-03
View
8-KCurrent Report
8-K
2025-11-03
View
ARSARS
ARS
2025-10-24
View
DEFA14AProxy Statement (Additional)
DEFA14A
2025-10-24
View
DEF 14AProxy Statement
DEF 14A
2025-10-24
View
Showing 1–15 of 487 filingsForm 4 / 144 hidden· 761 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0000069633  |  Exchange: NASDAQ · Industrials

Napco Security Technologies, Inc. (NASDAQ: NSSC) has submitted 761 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 1981. As a Industrials sector company with CIK 0000069633, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is Napco Security Technologies, Inc.'s most comprehensive regulatory disclosure. The most recent Napco Security Technologies, Inc. 10-K was filed on 2025-08-25 for fiscal year ending 2025. Historical NSSC 10-K annual reports are available from 1994 through 2025.

Investors researching Napco Security Technologies, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-08

Frequently Asked Questions

NSSC SEC Filings · 8 questions

Napco Security Technologies, Inc. (NSSC) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 761 filings and access original documents at no cost. Napco Security Technologies, Inc.'s CIK is 0000069633.

NSSC SEC filingsNapco Security Technologies, Inc. SEC documentsfind NSSC 10-K