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 |
|---|---|---|---|---|---|
| Ieq Capital, LLC | 37,857 | $1.58M | 0.00% | −9,992−20.9% | Reduced |
| Jane Street Group, LLC | 35,912 | $1.50M | 0.00% | +35,912 | New |
| California State Teachers Retirement System | 35,289 | $1.47M | 0.00% | +1,313+3.9% | Added |
| Hennion & Walsh Asset Management, Inc. | 34,790 | $1.45M | 0.05% | −739−2.1% | Reduced |
| Gsa Capital Partners LLP | 33,768 | $1.41M | 0.12% | +28,235+510.3% | Added |
| Quest Partners LLC | 32,551 | $1.36M | 0.08% | +10,253+46.0% | Added |
| Creative Planning | 31,822 | $1.33M | 0.00% | +4,168+15.1% | Added |
| LPL Financial LLC | 31,124 | $1.30M | 0.00% | −11,324−26.7% | Reduced |
| GW&K Investment Management, LLC | 30,358 | $1.27M | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 29,323 | $1.22M | 0.00% | −10,049−25.5% | Reduced |
| Heritage Investors Management Corp | 29,097 | $1.21M | 0.04% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 27,815 | $1.16M | 0.03% | −5,453−16.4% | Reduced |
| Two Sigma Advisers, LP | 27,700 | $1.16M | 0.00% | +15,700+130.8% | Added |
| Two Sigma Investments, LP | 26,600 | $1.11M | 0.00% | +26,600 | New |
| Price T Rowe Associates Inc | 25,291 | $1.06M | 0.00% | +985+4.1% | Added |
| Raffles Associates LP | 24,424 | $1.02M | 0.76% | 00.0% | Unchanged |
| HSBC Holdings PLC | 23,266 | $981.4K | 0.00% | +23,266 | New |
| Campbell & CO Investment Adviser LLC | 23,385 | $975.2K | 0.05% | +23,385 | New |
| Norges Bank | 22,935 | $956.4K | 0.00% | +22,935 | New |
| Cetera Investment Advisers | 22,845 | $952.6K | 0.00% | +1,882+9.0% | Added |
| Franklin Resources Inc | 22,642 | $944.2K | 0.00% | −261−1.1% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 21,345 | $890.0K | 0.00% | −324−1.5% | Reduced |
| Quantbot Technologies LP | 20,633 | $860.4K | 0.03% | −13,118−38.9% | Reduced |
| Gotham Asset Management, LLC | 20,496 | $854.7K | 0.00% | −48−0.2% | Reduced |
| Balyasny Asset Management LLC | 20,097 | $838.0K | 0.00% | +20,097 | New |
| Gabelli Funds LLC | 20,000 | $834.0K | 0.01% | 00.0% | Unchanged |
| MetLife Investment Management | 19,361 | $807.4K | 0.00% | −1,117−5.5% | Reduced |
| Quantinno Capital Management LP | 18,868 | $786.8K | 0.00% | +2,682+16.6% | Added |
| KLP Kapitalforvaltning AS | 18,400 | $769.5K | 0.00% | +9,100+97.8% | Added |
| STRS Ohio | 18,300 | $763.1K | 0.00% | +8,800+92.6% | Added |
| Los Angeles Capital Management LLC | 17,150 | $750.8K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 17,870 | $745.0K | 0.00% | −1,495−7.7% | Reduced |
| Truist Financial Corp | 17,552 | $731.9K | 0.00% | −1,349−7.1% | Reduced |
| Teacher Retirement System of Texas | 17,375 | $724.5K | 0.00% | +3,403+24.4% | Added |
| Cerity Partners LLC | 17,195 | $717.0K | 0.00% | −2,620−13.2% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 15,995 | $667.0K | 0.00% | −52−0.3% | Reduced |
| Manufacturers Life Insurance Company, The | 15,934 | $664.4K | 0.00% | −1,244−7.2% | Reduced |
| Intech Investment Management LLC | 15,600 | $650.5K | 0.01% | 00.0% | Unchanged |
| Magnetar Financial LLC | 14,894 | $621.1K | 0.01% | +14,894 | New |
| Neuberger Berman Group LLC | 14,804 | $617.3K | 0.00% | −916−5.8% | Reduced |
| Bessemer Group Inc | 14,731 | $615.0K | 0.00% | +56+0.4% | Added |
| Snowden Capital Advisors LLC | 13,987 | $585.2K | 0.02% | −1,535−9.9% | Reduced |
| CI Private Wealth, LLC | 13,587 | $566.6K | 0.00% | −11,668−46.2% | Reduced |
| Lazard Asset Management LLC | 13,471 | $561.7K | 0.00% | +46+0.3% | Added |
| Pathstone Holdings, LLC | 13,373 | $557.7K | 0.00% | −14,697−52.4% | Reduced |
| Brevan Howard Capital Management LP | 13,344 | $556.4K | 0.01% | −7,659−36.5% | Reduced |
| Virginia Retirement Systems Et Al | 13,048 | $544.1K | 0.00% | +4,200+47.5% | Added |
| Versor Investments LP | 13,027 | $543.2K | 0.08% | +13,027 | New |
| Cim, LLC | 12,613 | $525.9K | 0.07% | −551−4.2% | Reduced |
| Polen Capital Management LLC | 12,567 | $524.0K | 0.00% | 00.0% | Unchanged |
| Sentinel Pension Advisors Inc | 12,546 | $523.2K | 0.08% | −3,500−21.8% | Reduced |
| State Board of Administration of Florida Retirement System | 12,484 | $520.6K | 0.00% | +3,394+37.3% | Added |
| Wealth Enhancement Advisory Services, LLC | 11,981 | $505.4K | 0.00% | −132−1.1% | Reduced |
| State of Wyoming | 11,842 | $493.8K | 0.05% | +10,884+1,136.1% | Added |
| Aviva PLC | 11,827 | $493.2K | 0.00% | +20.0% | Added |
| Skopos Labs, Inc. | 11,391 | $479.0K | 0.02% | +11,391 | New |
| Mangrove Partners | 11,471 | $478.3K | 0.04% | +11,471 | New |
| McMorgan & Co LLC | 11,351 | $473.3K | 0.08% | −71,200−86.2% | Reduced |
| Alps Advisors Inc | 10,991 | $458.3K | 0.00% | +121+1.1% | Added |
| Tributary Capital Management, LLC | 10,548 | $439.9K | 0.04% | −200−1.9% | Reduced |
| Numerai GP LLC | 10,383 | $433.0K | 0.05% | −2,688−20.6% | Reduced |
| Corient IA LLC | 10,000 | $417.0K | 0.39% | +10,000 | New |
| Arizona State Retirement System | 9,944 | $414.7K | 0.00% | −592−5.6% | Reduced |
| Yorktown Management & Research Co Inc | 9,900 | $412.8K | 0.33% | 00.0% | Unchanged |
| Earnest Partners LLC | 9,600 | $400.3K | 0.00% | 00.0% | Unchanged |
| SkyOak Wealth, LLC | 8,962 | $373.7K | 0.07% | −425−4.5% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 8,922 | $372.0K | 0.00% | −819−8.4% | Reduced |
| Aquatic Capital Management LLC | 8,521 | $355.3K | 0.01% | +8,521 | New |
| Legato Capital Management LLC | 8,117 | $338.5K | 0.03% | −7,647−48.5% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 7,908 | $329.8K | 0.00% | +1,686+27.1% | Added |
| Personal Cfo Solutions, LLC | 7,632 | $318.3K | 0.05% | −399−5.0% | Reduced |
| Comerica Bank | 7,626 | $318.0K | 0.00% | −573−7.0% | Reduced |
| Jacobs Equity LLC | 7,458 | $311.0K | 0.30% | +7,458 | New |
| State of Tennessee, Treasury Department | 7,620 | $281.1K | 0.00% | +7,620 | New |
| State of Alaska, Department of Revenue | 6,687 | $277.0K | 0.00% | +5,105+322.7% | Added |
| ProShare Advisors LLC | 6,313 | $263.3K | 0.00% | +407+6.9% | Added |
| Dynamic Technology Lab Private Ltd | 6,283 | $262.0K | 0.06% | +6,283 | New |
| Voya Investment Management LLC | 6,240 | $260.2K | 0.00% | −119−1.9% | Reduced |
| Barrett & Company, Inc. | 6,017 | $250.9K | 0.08% | +4+0.1% | Added |
| Jefferies Financial Group Inc. | 5,982 | $249.4K | 0.00% | +5,982 | New |
| Green Square Capital Advisors LLC | 5,871 | $244.8K | 0.03% | +5,871 | New |
| Mercer Global Advisors Inc | 5,845 | $243.7K | 0.00% | −321−5.2% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 5,799 | $241.8K | 0.00% | 00.0% | Unchanged |
| MML Investors Services, LLC | 5,237 | $218.4K | 0.00% | +71+1.4% | Added |
| NLB Skladi, upravljanje premozenja, d.o.o. | 5,200 | $216.8K | 0.01% | +5,200 | New |
| Jain Global LLC | 5,160 | $215.2K | 0.00% | −1,000−16.2% | Reduced |
| Toroso Investments, LLC | 5,105 | $212.9K | 0.00% | +5,105 | New |
| DekaBank Deutsche Girozentrale | 4,553 | $206.0K | 0.00% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 4,923 | $205.3K | 0.00% | 00.0% | Unchanged |
| Integrated Quantitative Investments LLC | 4,837 | $201.7K | 0.04% | +4,837 | New |
| Walleye Trading LLC | 4,607 | $192.1K | 0.00% | +4,607 | New |
| Kestra Advisory Services, LLC | 4,542 | $189.4K | 0.00% | −922−16.9% | Reduced |
| FMR LLC | 4,484 | $187.0K | 0.00% | −93,430−95.4% | Reduced |
| Tower Research Capital LLC (TRC) | 4,225 | $176.2K | 0.00% | −787−15.7% | Reduced |
| Public Employees Retirement Association of Colorado | 3,551 | $148.0K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 3,475 | $144.9K | 0.00% | +3,475 | New |
| Simplex Trading, LLC | 3,376 | $140.8K | 0.00% | −1,334−28.3% | Reduced |
| Great West Life Assurance Co | 3,364 | $140.0K | 0.00% | −13,478−80.0% | Reduced |
| Ameritas Investment Partners, Inc. | 2,885 | $120.3K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 2,859 | $119.2K | 0.00% | −2,662−48.2% | Reduced |