Napco Security Technologies, Inc
NSSC- Exchange
- Nasdaq
- Industry
- Communications Equipment, NEC
- SEC CIK
- 0000069633
In the last 90 days, Napco Security Technologies, Inc insiders filed 0 open-market purchases and 2 sales; 260 institutions reported holding it in 13F filings for Q2 2026, worth $1.37B in total; Fundsmith is the only superinvestor holding it.
Key figures
- Market capClose on Nov 10, 2026
- $1.12B
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $18.3M in total
- 2
- 13F holdersQ2 2026, −8 vs. previous quarter
- 260
- 13F valueReported value at the end of Q2 2026
- $1.37B
- Superinvestors holdingAt the end of Q2 2026
- 1
Price chart
Financials
See financial statementsFrom SEC filings, in USD.
- Revenue, FY2026
- $202.3M
- +11.4% year over year
- Net income, FY2026
- $43.0M
- −0.9% year over year
- Free cash flow, FY2026
- $59.2M
- +15.2% year over year
- Revenue, Q1 FY2027
- $50.0M
- +1.7% year over year
Revenue flow, FY2026
Green is profit; orange is costs, expenses and taxes. Percentages are shares of revenue.
Short interest
See short dataFrom FINRA, settlement date Oct 15, 2026.
- Short interest
- 2.48M
- Shares sold short
- Change
- +125.0K
- +5.3% vs. previous
- Days to cover
- 8.65
- At average daily volume
Superinvestors holding NSSC, Q2 2026
Go to the superinvestors tab1 superinvestor reports holding Napco Security Technologies, Inc on Form 13F. Percentages are the stock's share of each portfolio.
Fundsmith
Terry Smith
0.2%
Napco Security Technologies, Inc's share of the portfolio
- Shares
- 606,974
- Value
- $23.1M
Latest insider trades
See all insider tradesOpen-market purchases and sales by Napco Security Technologies, Inc insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 28, 2026 (view filing)10:34 AM ET | Aug 26-27 | 2 days | Soloway RichardFounder and Executive Chairman | SSale | −475.0K | $34.79 | −$16.5M | −43.3%622.0K after | 2 lots |
| Aug 28, 2026 (view filing)10:26 AM ET | Aug 26-27 | 2 days | Soloway Donna AnneDirector | SSale | −49.0K | $35.40 | −$1.73M | −100.0%0 after | 2 lots |
| Mar 4, 2026 (view filing) | Mar 2-3 | 2 days | Soloway RichardCEO, Chairman of Board, Secy | SSale | −185.0K | $44.46 | −$8.23M | −14.4%1.10M after | 2 lots |
| Feb 6, 2026 (view filing) | Feb 5 | 1 day | Soloway RichardCEO, Chairman of Board, Secy | SSale | −150.0K | $42.74 | −$6.41M | −10.7%1.26M after | |
| Nov 18, 2025 (view filing) | Nov 17 | 1 day | Spinelli Stephen MSenior Vice president of Sales | SSale | −19.0K | $40.25 | −$764.8K | −95.3%928 after | |
| Jun 6, 2025 (view filing) | Jun 6 | Same day | Spinelli Stephen MSenior Vice President of Sales | SSale | −5.00K | $29.16 | −$145.8K | −20.1%19.9K after | |
| Sep 16, 2024 (view filing) | Sep 12 | 4 days | Beeber Paul StephenDirector | SSale | −708 | $37.12 | −$26.3K | −20.9%2.68K after | |
| Jul 29, 2024 (view filing) | Jun 18 | 41 daysLate | Spinelli Stephen MSenior Vice President of Sales | SSale | −3.00K | $52.13 | −$156.4K | −10.7%24.9K after | 2 lots |
| Jun 20, 2024 (view filing) | Jun 18 | 2 days | Beeber Paul StephenDirector | SSale | −860 | $52.04 | −$44.8K | −25.3%2.54K after | |
| May 8, 2024 (view filing) | May 8 | Same day | Soloway RichardCEO, Chairman, Secy | SSale | −250.0K | $44.20 | −$11.1M | −15.1%1.41M after |
Top 10 13F holders, Q2 2026
See all 260 holdersThe largest institutional positions in Napco Security Technologies, Inc at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5,632,646 | $213.9M | 0.00% | −49,124−0.9% | Reduced |
| Copeland Capital Management, LLC | 2,016,873 | $76.6M | 1.57% | +7,784+0.4% | Added |
| Jupiter Topco LLC | 1,682,208 | $63.9M | 0.03% | +1,682,208 | New |
| Vanguard Capital Management LLC | 1,526,818 | $58.0M | 0.00% | +21,641+1.4% | Added |
| State Street Corp | 1,504,759 | $57.4M | 0.00% | +73,256+5.1% | Added |
| Vanguard Portfolio Management LLC | 1,494,431 | $56.8M | 0.00% | +30,219+2.1% | Added |
| First Trust Advisors LP | 1,304,074 | $49.5M | 0.03% | +618,885+90.3% | Added |
| Geode Capital Management, LLC | 1,196,951 | $45.5M | 0.00% | +88,859+8.0% | Added |
| Wellington Management Group LLP | 1,102,280 | $41.9M | 0.01% | +172,681+18.6% | Added |
| Morgan Stanley | 959,777 | $36.5M | 0.00% | +494,916+106.5% | Added |
Holders of 5% or more of NSSC
See all 3 holders and filingsHolders whose latest Schedule 13D or 13G filing reports 5% or more of Napco Security Technologies, Inc.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 15.00%5.35M shares | +7.10 ppfrom 7.90% | Oct 21, 20244 filings | Apr 7, 2026 | SEC |
| Copeland Capital Management, LLC | 13G | 5.80%2.08M shares | +0.15 ppfrom 5.65% | May 7, 20263 filings | Oct 13, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 5.02%1.79M shares | New | Jul 31, 20261 filing | Jul 31, 2026 | SEC |