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; 258 institutions reported holding it in 13F filings for Q2 2026, worth $1.37B in total; Fundsmith is the only superinvestor holding it.
13F holders, Q4 2025
Institutional positions in Napco Security Technologies, Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 254
- +18 vs. Q3 2025
- Shares held
- 31.6M
- −198.2K (−0.6%) vs. Q3 2025
- Total value
- $1.32B
- −$48.0M (−3.5%) vs. Q3 2025
- New holders
- 38
- 78 more added
- Sold out
- 20
- 98 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NSSC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 258 | $1.37B |
| Q1 2026 | 271 | $1.37B |
| Q4 2025 | 254 | $1.32B |
| Q3 2025 | 240 | $1.37B |
| Q2 2025 | 221 | $960.1M |
| Q1 2025 | 229 | $729.0M |
| Q4 2024 | 251 | $1.20B |
| Q3 2024 | 263 | $1.36B |
| Q2 2024 | 274 | $1.74B |
| Q1 2024 | 240 | $1.27B |
| Q4 2023 | 191 | $1.02B |
| Q3 2023 | 177 | $636.4M |
| Q2 2023 | 228 | $1.12B |
| Q1 2023 | 196 | $1.13B |
| Q4 2022 | 166 | $763.7M |
| Q3 2022 | 150 | $731.3M |
| Q2 2022 | 117 | $513.5M |
| Q1 2022 | 116 | $502.2M |
| Q4 2021 | 127 | $596.6M |
| Q3 2021 | 109 | $528.1M |
| Q2 2021 | 103 | $449.1M |
| Q1 2021 | 104 | $433.4M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Napco Security Technologies, Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kemnay Advisory Services Inc. | 2,563 | $106.9K | 0.02% | +2,563 | New |
| SRS Capital Advisors, Inc. | 1,464 | $61.1K | 0.00% | −14,511−90.8% | Reduced |
| Essential Partners LLC | 1,260 | $52.5K | 0.02% | −96−7.1% | Reduced |
| Farther Finance Advisors, LLC | 1,256 | $52.4K | 0.00% | −285−18.5% | Reduced |
| Versant Capital Management, Inc | 1,145 | $47.7K | 0.01% | 00.0% | Unchanged |
| Amalgamated Bank | 1,085 | $45.0K | 0.00% | −95−8.1% | Reduced |
| CBIZ Investment Advisory Services, LLC | 1,039 | $43.5K | 0.00% | −3−0.3% | Reduced |
| GAMMA Investing LLC | 868 | $36.2K | 0.00% | +82+10.4% | Added |
| Advisor Group Holdings, Inc. | 850 | $35.5K | 0.00% | −1,159−57.7% | Reduced |
| MPWM Advisory Solutions, LLC | 805 | $33.6K | 0.02% | 00.0% | Unchanged |
| IFP Advisors, Inc | 803 | $33.5K | 0.00% | +231+40.4% | Added |
| EverSource Wealth Advisors, LLC | 781 | $32.6K | 0.00% | +156+25.0% | Added |
| Truvestments Capital LLC | 752 | $31.4K | 0.01% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 747 | $31.1K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 687 | $28.6K | 0.00% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 638 | $26.6K | 0.00% | +21+3.4% | Added |
| Quadrant Capital Group LLC | 607 | $25.3K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 602 | $25.1K | 0.00% | 00.0% | Unchanged |
| Maseco LLP | 590 | $24.6K | 0.00% | +590 | New |
| US Bancorp | 536 | $22.4K | 0.00% | −202−27.4% | Reduced |
| Cornerstone Planning Group LLC | 571 | $22.0K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 501 | $21.0K | 0.00% | −96−16.1% | Reduced |
| First Horizon Corp | 477 | $19.9K | 0.00% | +45+10.4% | Added |
| Financial Network Wealth Advisors LLC | 398 | $16.6K | 0.02% | −22−5.2% | Reduced |
| Financial Management Professionals, Inc. | 387 | $16.2K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 335 | $14.0K | 0.00% | +2+0.6% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 303 | $13.0K | 0.00% | +115+61.2% | Added |
| Sterling Capital Management LLC | 229 | $9.55K | 0.00% | +145+172.6% | Added |
| The PNC Financial Services Group, Inc. | 216 | $9.01K | 0.00% | +216 | New |
| Brown Brothers Harriman & Co | 195 | $8.13K | 0.00% | 00.0% | Unchanged |
| WPG Advisers, LLC | 179 | $7.46K | 0.01% | 00.0% | Unchanged |
| Quarry LP | 156 | $6.50K | 0.00% | +156 | New |
| UMA Financial Services, Inc. | 154 | $6.42K | 0.00% | −271−63.8% | Reduced |
| Parallel Advisors, LLC | 106 | $4.42K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 103 | $4.30K | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 100 | $4.17K | 0.00% | 00.0% | Unchanged |
| Altshuler Shaham Ltd | 100 | $4.17K | 0.00% | +100 | New |
| Rothschild Investment LLC | 94 | $3.92K | 0.00% | +9+10.6% | Added |
| SBI Securities Co., Ltd. | 93 | $3.88K | 0.00% | +9+10.7% | Added |
| Jones Financial Companies LLLP | 88 | $3.67K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 70 | $2.92K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 61 | $2.56K | 0.00% | −452−88.1% | Reduced |
| Cornerstone Financial Management LLC | 44 | $1.83K | 0.00% | +44 | New |
| Westfuller Advisors, LLC | 40 | $1.69K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 35 | $1.46K | 0.00% | −7−16.7% | Reduced |
| CIBC Private Wealth Group, LLC | 29 | $1.21K | 0.00% | +29 | New |
| Sunbelt Securities, Inc. | 26 | $1.08K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 12 | $1.00K | 0.00% | −5−29.4% | Reduced |
| Rosenberg Matthew Hamilton | 7 | $292 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 5 | $209 | 0.00% | +5 | New |
| Larson Financial Group LLC | 4 | $167 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 1 | $42 | 0.00% | −14−93.3% | Reduced |
| Huntington National Bank | 1 | $42 | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 1 | $42 | 0.00% | +1 | New |
| Emerald Advisers, LLC | 0 | $0 | 0.00% | −466,165−100.0% | Sold out |
| Emerald Mutual Fund Advisers Trust | 0 | $0 | 0.00% | −189,495−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −41,303−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −23,581−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −16,062−100.0% | Sold out |
| AdvisorShares Investments LLC | 0 | $0 | 0.00% | −15,961−100.0% | Sold out |
| Cynosure Management, LLC | 0 | $0 | 0.00% | −14,719−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −9,328−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −7,287−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −6,880−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −6,115−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −5,621−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −4,699−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −959−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −419−100.0% | Sold out |
| Toth Financial Advisory Corp | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −332−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −168−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −52−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Binnacle Investments Inc | – | – | – | – | Not filed |
| Point72 Hong Kong Ltd | – | – | – | – | Not filed |
| Creekmur Asset Management LLC | – | – | – | – | Not filed |
| Hemington Wealth Management | – | – | – | – | Not filed |