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 |
|---|---|---|---|---|---|
| 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 |
| Larson Financial Group LLC | 4 | $167 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 5 | $209 | 0.00% | +5 | New |
| Rosenberg Matthew Hamilton | 7 | $292 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 12 | $1.00K | 0.00% | −5−29.4% | Reduced |
| Sunbelt Securities, Inc. | 26 | $1.08K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 29 | $1.21K | 0.00% | +29 | New |
| Assetmark, Inc | 35 | $1.46K | 0.00% | −7−16.7% | Reduced |
| Westfuller Advisors, LLC | 40 | $1.69K | 0.00% | 00.0% | Unchanged |
| Cornerstone Financial Management LLC | 44 | $1.83K | 0.00% | +44 | New |
| Smartleaf Asset Management LLC | 61 | $2.56K | 0.00% | −452−88.1% | Reduced |
| Root Financial Partners, LLC | 70 | $2.92K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 88 | $3.67K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 93 | $3.88K | 0.00% | +9+10.7% | Added |
| Rothschild Investment LLC | 94 | $3.92K | 0.00% | +9+10.6% | Added |
| Wolff Wiese Magana LLC | 100 | $4.17K | 0.00% | 00.0% | Unchanged |
| Altshuler Shaham Ltd | 100 | $4.17K | 0.00% | +100 | New |
| True Wealth Design, LLC | 103 | $4.30K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 106 | $4.42K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 154 | $6.42K | 0.00% | −271−63.8% | Reduced |
| Quarry LP | 156 | $6.50K | 0.00% | +156 | New |
| WPG Advisers, LLC | 179 | $7.46K | 0.01% | 00.0% | Unchanged |
| Brown Brothers Harriman & Co | 195 | $8.13K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 216 | $9.01K | 0.00% | +216 | New |
| Sterling Capital Management LLC | 229 | $9.55K | 0.00% | +145+172.6% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 303 | $13.0K | 0.00% | +115+61.2% | Added |
| Allworth Financial LP | 335 | $14.0K | 0.00% | +2+0.6% | Added |
| Financial Management Professionals, Inc. | 387 | $16.2K | 0.00% | 00.0% | Unchanged |
| Financial Network Wealth Advisors LLC | 398 | $16.6K | 0.02% | −22−5.2% | Reduced |
| First Horizon Corp | 477 | $19.9K | 0.00% | +45+10.4% | Added |
| Nisa Investment Advisors, LLC | 501 | $21.0K | 0.00% | −96−16.1% | Reduced |
| Cornerstone Planning Group LLC | 571 | $22.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 536 | $22.4K | 0.00% | −202−27.4% | Reduced |
| Maseco LLP | 590 | $24.6K | 0.00% | +590 | New |
| Signaturefd, LLC | 602 | $25.1K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 607 | $25.3K | 0.00% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 638 | $26.6K | 0.00% | +21+3.4% | Added |
| Federation des caisses Desjardins du Quebec | 687 | $28.6K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 747 | $31.1K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 752 | $31.4K | 0.01% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 781 | $32.6K | 0.00% | +156+25.0% | Added |
| IFP Advisors, Inc | 803 | $33.5K | 0.00% | +231+40.4% | Added |
| MPWM Advisory Solutions, LLC | 805 | $33.6K | 0.02% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 850 | $35.5K | 0.00% | −1,159−57.7% | Reduced |
| GAMMA Investing LLC | 868 | $36.2K | 0.00% | +82+10.4% | Added |
| CBIZ Investment Advisory Services, LLC | 1,039 | $43.5K | 0.00% | −3−0.3% | Reduced |
| Amalgamated Bank | 1,085 | $45.0K | 0.00% | −95−8.1% | Reduced |
| Versant Capital Management, Inc | 1,145 | $47.7K | 0.01% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 1,256 | $52.4K | 0.00% | −285−18.5% | Reduced |
| Essential Partners LLC | 1,260 | $52.5K | 0.02% | −96−7.1% | Reduced |
| SRS Capital Advisors, Inc. | 1,464 | $61.1K | 0.00% | −14,511−90.8% | Reduced |
| Kemnay Advisory Services Inc. | 2,563 | $106.9K | 0.02% | +2,563 | New |
| Citigroup Inc | 2,859 | $119.2K | 0.00% | −2,662−48.2% | Reduced |
| Ameritas Investment Partners, Inc. | 2,885 | $120.3K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 3,364 | $140.0K | 0.00% | −13,478−80.0% | Reduced |
| Simplex Trading, LLC | 3,376 | $140.8K | 0.00% | −1,334−28.3% | Reduced |
| Global Retirement Partners, LLC | 3,475 | $144.9K | 0.00% | +3,475 | New |
| Public Employees Retirement Association of Colorado | 3,551 | $148.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,225 | $176.2K | 0.00% | −787−15.7% | Reduced |
| FMR LLC | 4,484 | $187.0K | 0.00% | −93,430−95.4% | Reduced |
| Kestra Advisory Services, LLC | 4,542 | $189.4K | 0.00% | −922−16.9% | Reduced |
| Walleye Trading LLC | 4,607 | $192.1K | 0.00% | +4,607 | New |
| Integrated Quantitative Investments LLC | 4,837 | $201.7K | 0.04% | +4,837 | New |
| Pictet Asset Management Holding SA | 4,923 | $205.3K | 0.00% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 4,553 | $206.0K | 0.00% | 00.0% | Unchanged |
| Toroso Investments, LLC | 5,105 | $212.9K | 0.00% | +5,105 | New |
| Jain Global LLC | 5,160 | $215.2K | 0.00% | −1,000−16.2% | Reduced |
| NLB Skladi, upravljanje premozenja, d.o.o. | 5,200 | $216.8K | 0.01% | +5,200 | New |
| MML Investors Services, LLC | 5,237 | $218.4K | 0.00% | +71+1.4% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 5,799 | $241.8K | 0.00% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 5,845 | $243.7K | 0.00% | −321−5.2% | Reduced |
| Green Square Capital Advisors LLC | 5,871 | $244.8K | 0.03% | +5,871 | New |
| Jefferies Financial Group Inc. | 5,982 | $249.4K | 0.00% | +5,982 | New |
| Barrett & Company, Inc. | 6,017 | $250.9K | 0.08% | +4+0.1% | Added |
| Voya Investment Management LLC | 6,240 | $260.2K | 0.00% | −119−1.9% | Reduced |
| Dynamic Technology Lab Private Ltd | 6,283 | $262.0K | 0.06% | +6,283 | New |
| ProShare Advisors LLC | 6,313 | $263.3K | 0.00% | +407+6.9% | Added |
| State of Alaska, Department of Revenue | 6,687 | $277.0K | 0.00% | +5,105+322.7% | Added |
| State of Tennessee, Treasury Department | 7,620 | $281.1K | 0.00% | +7,620 | New |
| Jacobs Equity LLC | 7,458 | $311.0K | 0.30% | +7,458 | New |
| Comerica Bank | 7,626 | $318.0K | 0.00% | −573−7.0% | Reduced |
| Personal Cfo Solutions, LLC | 7,632 | $318.3K | 0.05% | −399−5.0% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 7,908 | $329.8K | 0.00% | +1,686+27.1% | Added |
| Legato Capital Management LLC | 8,117 | $338.5K | 0.03% | −7,647−48.5% | Reduced |
| Aquatic Capital Management LLC | 8,521 | $355.3K | 0.01% | +8,521 | New |
| Police & Firemen's Retirement System of New Jersey | 8,922 | $372.0K | 0.00% | −819−8.4% | Reduced |
| SkyOak Wealth, LLC | 8,962 | $373.7K | 0.07% | −425−4.5% | Reduced |
| Earnest Partners LLC | 9,600 | $400.3K | 0.00% | 00.0% | Unchanged |
| Yorktown Management & Research Co Inc | 9,900 | $412.8K | 0.33% | 00.0% | Unchanged |
| Arizona State Retirement System | 9,944 | $414.7K | 0.00% | −592−5.6% | Reduced |
| Corient IA LLC | 10,000 | $417.0K | 0.39% | +10,000 | New |
| Numerai GP LLC | 10,383 | $433.0K | 0.05% | −2,688−20.6% | Reduced |
| Tributary Capital Management, LLC | 10,548 | $439.9K | 0.04% | −200−1.9% | Reduced |
| Alps Advisors Inc | 10,991 | $458.3K | 0.00% | +121+1.1% | Added |
| McMorgan & Co LLC | 11,351 | $473.3K | 0.08% | −71,200−86.2% | Reduced |
| Mangrove Partners | 11,471 | $478.3K | 0.04% | +11,471 | New |
| Skopos Labs, Inc. | 11,391 | $479.0K | 0.02% | +11,391 | New |
| Aviva PLC | 11,827 | $493.2K | 0.00% | +20.0% | Added |