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 |
|---|---|---|---|---|---|
| State of Wyoming | 11,842 | $493.8K | 0.05% | +10,884+1,136.1% | Added |
| Wealth Enhancement Advisory Services, LLC | 11,981 | $505.4K | 0.00% | −132−1.1% | Reduced |
| State Board of Administration of Florida Retirement System | 12,484 | $520.6K | 0.00% | +3,394+37.3% | Added |
| Sentinel Pension Advisors Inc | 12,546 | $523.2K | 0.08% | −3,500−21.8% | Reduced |
| Polen Capital Management LLC | 12,567 | $524.0K | 0.00% | 00.0% | Unchanged |
| Cim, LLC | 12,613 | $525.9K | 0.07% | −551−4.2% | Reduced |
| Versor Investments LP | 13,027 | $543.2K | 0.08% | +13,027 | New |
| Virginia Retirement Systems Et Al | 13,048 | $544.1K | 0.00% | +4,200+47.5% | Added |
| Brevan Howard Capital Management LP | 13,344 | $556.4K | 0.01% | −7,659−36.5% | Reduced |
| Pathstone Holdings, LLC | 13,373 | $557.7K | 0.00% | −14,697−52.4% | Reduced |
| Lazard Asset Management LLC | 13,471 | $561.7K | 0.00% | +46+0.3% | Added |
| CI Private Wealth, LLC | 13,587 | $566.6K | 0.00% | −11,668−46.2% | Reduced |
| Snowden Capital Advisors LLC | 13,987 | $585.2K | 0.02% | −1,535−9.9% | Reduced |
| Bessemer Group Inc | 14,731 | $615.0K | 0.00% | +56+0.4% | Added |
| Neuberger Berman Group LLC | 14,804 | $617.3K | 0.00% | −916−5.8% | Reduced |
| Magnetar Financial LLC | 14,894 | $621.1K | 0.01% | +14,894 | New |
| Intech Investment Management LLC | 15,600 | $650.5K | 0.01% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 15,934 | $664.4K | 0.00% | −1,244−7.2% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 15,995 | $667.0K | 0.00% | −52−0.3% | Reduced |
| Cerity Partners LLC | 17,195 | $717.0K | 0.00% | −2,620−13.2% | Reduced |
| Teacher Retirement System of Texas | 17,375 | $724.5K | 0.00% | +3,403+24.4% | Added |
| Truist Financial Corp | 17,552 | $731.9K | 0.00% | −1,349−7.1% | Reduced |
| CWM, LLC | 17,870 | $745.0K | 0.00% | −1,495−7.7% | Reduced |
| Los Angeles Capital Management LLC | 17,150 | $750.8K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 18,300 | $763.1K | 0.00% | +8,800+92.6% | Added |
| KLP Kapitalforvaltning AS | 18,400 | $769.5K | 0.00% | +9,100+97.8% | Added |
| Quantinno Capital Management LP | 18,868 | $786.8K | 0.00% | +2,682+16.6% | Added |
| MetLife Investment Management | 19,361 | $807.4K | 0.00% | −1,117−5.5% | Reduced |
| Gabelli Funds LLC | 20,000 | $834.0K | 0.01% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 20,097 | $838.0K | 0.00% | +20,097 | New |
| Gotham Asset Management, LLC | 20,496 | $854.7K | 0.00% | −48−0.2% | Reduced |
| Quantbot Technologies LP | 20,633 | $860.4K | 0.03% | −13,118−38.9% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 21,345 | $890.0K | 0.00% | −324−1.5% | Reduced |
| Franklin Resources Inc | 22,642 | $944.2K | 0.00% | −261−1.1% | Reduced |
| Cetera Investment Advisers | 22,845 | $952.6K | 0.00% | +1,882+9.0% | Added |
| Norges Bank | 22,935 | $956.4K | 0.00% | +22,935 | New |
| Campbell & CO Investment Adviser LLC | 23,385 | $975.2K | 0.05% | +23,385 | New |
| HSBC Holdings PLC | 23,266 | $981.4K | 0.00% | +23,266 | New |
| Raffles Associates LP | 24,424 | $1.02M | 0.76% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 25,291 | $1.06M | 0.00% | +985+4.1% | Added |
| Two Sigma Investments, LP | 26,600 | $1.11M | 0.00% | +26,600 | New |
| Two Sigma Advisers, LP | 27,700 | $1.16M | 0.00% | +15,700+130.8% | Added |
| Y-Intercept (Hong Kong) Ltd | 27,815 | $1.16M | 0.03% | −5,453−16.4% | Reduced |
| Heritage Investors Management Corp | 29,097 | $1.21M | 0.04% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 29,323 | $1.22M | 0.00% | −10,049−25.5% | Reduced |
| GW&K Investment Management, LLC | 30,358 | $1.27M | 0.01% | 00.0% | Unchanged |
| LPL Financial LLC | 31,124 | $1.30M | 0.00% | −11,324−26.7% | Reduced |
| Creative Planning | 31,822 | $1.33M | 0.00% | +4,168+15.1% | Added |
| Quest Partners LLC | 32,551 | $1.36M | 0.08% | +10,253+46.0% | Added |
| Gsa Capital Partners LLP | 33,768 | $1.41M | 0.12% | +28,235+510.3% | Added |
| Hennion & Walsh Asset Management, Inc. | 34,790 | $1.45M | 0.05% | −739−2.1% | Reduced |
| California State Teachers Retirement System | 35,289 | $1.47M | 0.00% | +1,313+3.9% | Added |
| Jane Street Group, LLC | 35,912 | $1.50M | 0.00% | +35,912 | New |
| Ieq Capital, LLC | 37,857 | $1.58M | 0.00% | −9,992−20.9% | Reduced |
| Legal & General Group Plc | 37,970 | $1.58M | 0.00% | −5,967−13.6% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 38,793 | $1.62M | 0.00% | +38,793 | New |
| Victory Capital Management Inc | 40,437 | $1.69M | 0.00% | +40,437 | New |
| Wells Fargo & Company | 41,199 | $1.72M | 0.00% | +16,983+70.1% | Added |
| Alliancebernstein L.P. | 41,777 | $1.74M | 0.00% | +4,951+13.4% | Added |
| CBOE Vest Financial, LLC | 41,805 | $1.74M | 0.02% | +4,268+11.4% | Added |
| Laurus Investment Counsel Inc. | 42,540 | $1.77M | 1.44% | −19,820−31.8% | Reduced |
| SG Americas Securities, LLC | 42,566 | $1.77M | 0.00% | −470−1.1% | Reduced |
| Teachers Retirement System of the State of Kentucky | 43,112 | $1.80M | 0.01% | 00.0% | Unchanged |
| Linden Thomas Advisory Services, LLC | 44,068 | $1.84M | 0.19% | +1,432+3.4% | Added |
| Seizert Capital Partners, LLC | 44,544 | $1.86M | 0.08% | +44,544 | New |
| Rhumbline Advisers | 44,740 | $1.87M | 0.00% | −6,369−12.5% | Reduced |
| Invesco Ltd. | 49,109 | $2.05M | 0.00% | +6,798+16.1% | Added |
| Thrivent Financial for Lutherans | 50,985 | $2.13M | 0.00% | −140.0% | Reduced |
| Public Sector Pension Investment Board | 56,023 | $2.34M | 0.01% | +56,023 | New |
| Jump Financial, LLC | 56,580 | $2.36M | 0.03% | −33,820−37.4% | Reduced |
| Bridge City Capital, LLC | 59,438 | $2.48M | 0.73% | −8,385−12.4% | Reduced |
| Walleye Capital LLC | 60,108 | $2.51M | 0.01% | +60,108 | New |
| Acadian Asset Management LLC | 61,117 | $2.54M | 0.00% | +41,083+205.1% | Added |
| Verition Fund Management LLC | 63,535 | $2.65M | 0.01% | −18,303−22.4% | Reduced |
| Principal Financial Group Inc | 66,330 | $2.77M | 0.00% | −451−0.7% | Reduced |
| Engineers Gate Manager LP | 67,582 | $2.82M | 0.03% | +1,560+2.4% | Added |
| Barclays PLC | 68,958 | $2.88M | 0.00% | +13,880+25.2% | Added |
| UBS Group AG | 70,143 | $2.92M | 0.00% | −98,852−58.5% | Reduced |
| Swiss National Bank | 70,400 | $2.94M | 0.00% | +900+1.3% | Added |
| JPMorgan Chase & Co | 70,437 | $2.94M | 0.00% | −186,966−72.6% | Reduced |
| Deprince Race & Zollo Inc | 72,024 | $3.00M | 0.06% | +14,293+24.8% | Added |
| New York State Common Retirement Fund | 72,915 | $3.04M | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 73,487 | $3.06M | 0.00% | −49,311−40.2% | Reduced |
| Nuveen, LLC | 73,770 | $3.08M | 0.00% | −1,096−1.5% | Reduced |
| Hantz Financial Services, Inc. | 74,106 | $3.09M | 0.05% | −7,014−8.6% | Reduced |
| SG Capital Management LLC | 74,221 | $3.10M | 0.34% | +74,221 | New |
| D. E. Shaw & Co., Inc. | 75,362 | $3.14M | 0.00% | −88,534−54.0% | Reduced |
| Allianz Asset Management GmbH | 80,150 | $3.34M | 0.00% | −8,363−9.4% | Reduced |
| First National Bank of Omaha | 81,034 | $3.38M | 0.10% | −1,515−1.8% | Reduced |
| Voleon Capital Management LP | 82,477 | $3.44M | 0.07% | +529+0.6% | Added |
| First National Advisers, LLC | 82,656 | $3.45M | 0.47% | −1,156−1.4% | Reduced |
| HRT Financial LP | 88,795 | $3.70M | 0.01% | +1,354+1.5% | Added |
| SEI Investments Co | 94,514 | $3.94M | 0.00% | +5,558+6.2% | Added |
| Stifel Financial Corp | 96,718 | $4.03M | 0.00% | −6,380−6.2% | Reduced |
| Marshall Wace, LLP | 98,006 | $4.09M | 0.00% | +4,308+4.6% | Added |
| 4D Advisors, LLC | 100,000 | $4.17M | 2.29% | 00.0% | Unchanged |
| Deutsche Bank AG | 101,800 | $4.25M | 0.00% | −265,531−72.3% | Reduced |
| American Century Companies Inc | 103,130 | $4.30M | 0.00% | +3,953+4.0% | Added |
| Rockefeller Capital Management L.P. | 115,756 | $4.83M | 0.01% | −232,820−66.8% | Reduced |
| Crawford Investment Counsel Inc | 117,680 | $4.91M | 0.08% | +13,930+13.4% | Added |