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, Q1 2025
Institutional positions in Napco Security Technologies, Inc as of Mar 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
- 229
- −20 vs. Q4 2024
- Shares held
- 31.7M
- −1.93M (−5.8%) vs. Q4 2024
- Total value
- $729.0M
- −$465.5M (−39.0%) vs. Q4 2024
- New holders
- 39
- 90 more added
- Sold out
- 59
- 75 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Napco Security Technologies, Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,041,430 | $70.0M | 0.00% | −126,828−4.0% | Reduced |
| Vanguard Group Inc | 2,901,671 | $66.8M | 0.00% | +52,020+1.8% | Added |
| Copeland Capital Management, LLC | 1,493,928 | $34.4M | 0.69% | +299,305+25.1% | Added |
| Doma Perpetual Capital Management LLC | 1,175,655 | $27.1M | 10.64% | +409,123+53.4% | Added |
| FMR LLC | 1,094,045 | $25.2M | 0.00% | −1,063,769−49.3% | Reduced |
| Geode Capital Management, LLC | 1,017,046 | $23.4M | 0.00% | +6,350+0.6% | Added |
| Janus Henderson Group PLC | 967,432 | $22.3M | 0.01% | +28,077+3.0% | Added |
| Dimensional Fund Advisors LP | 850,845 | $19.6M | 0.00% | −165,709−16.3% | Reduced |
| State Street Corp | 814,441 | $18.8M | 0.00% | −12,109−1.5% | Reduced |
| Millennium Management LLC | 769,789 | $17.7M | 0.02% | +295,755+62.4% | Added |
| Royal Bank of Canada | 727,368 | $16.7M | 0.00% | −19,436−2.6% | Reduced |
| Envestnet Asset Management Inc | 712,674 | $16.4M | 0.01% | +95,014+15.4% | Added |
| Northern Trust Corp | 673,261 | $15.5M | 0.00% | −13,556−2.0% | Reduced |
| Wellington Management Group LLP | 649,318 | $14.9M | 0.00% | +356,094+121.4% | Added |
| Goldman Sachs Group Inc | 589,290 | $13.6M | 0.00% | +254,007+75.8% | Added |
| Morgan Stanley | 580,320 | $13.4M | 0.00% | +78,221+15.6% | Added |
| JPMorgan Chase & Co | 550,884 | $12.7M | 0.00% | +267,072+94.1% | Added |
| Voloridge Investment Management, LLC | 482,820 | $11.1M | 0.04% | +172,999+55.8% | Added |
| GW&K Investment Management, LLC | 443,059 | $10.2M | 0.09% | −2,183−0.5% | Reduced |
| Emerald Advisers, LLC | 408,485 | $9.40M | 0.42% | −126,607−23.7% | Reduced |
| Alta Capital Management LLC | 407,991 | $9.39M | 0.61% | +8,392+2.1% | Added |
| Granite Investment Partners, LLC | 374,181 | $8.61M | 0.44% | −163,006−30.3% | Reduced |
| Rockefeller Capital Management L.P. | 368,779 | $8.49M | 0.02% | +22,813+6.6% | Added |
| CenterBook Partners LP | 356,155 | $8.20M | 0.52% | +356,155 | New |
| Qube Research & Technologies Ltd | 349,855 | $8.05M | 0.01% | −60,955−14.8% | Reduced |
| Charles Schwab Investment Management Inc | 346,561 | $7.98M | 0.00% | −28,990−7.7% | Reduced |
| Point72 Asset Management, L.P. | 303,601 | $6.99M | 0.02% | −334,572−52.4% | Reduced |
| AQR Capital Management LLC | 286,056 | $6.59M | 0.01% | +117,882+70.1% | Added |
| Bank of America Corp | 283,889 | $6.54M | 0.00% | +179,093+170.9% | Added |
| Congress Asset Management Co | 278,796 | $6.42M | 0.05% | −874−0.3% | Reduced |
| Kornitzer Capital Management Inc | 274,970 | $6.33M | 0.13% | 00.0% | Unchanged |
| Visionary Wealth Advisors | 266,369 | $6.13M | 0.37% | −59,824−18.3% | Reduced |
| Renaissance Technologies LLC | 253,100 | $5.83M | 0.01% | −24,200−8.7% | Reduced |
| Emerald Mutual Fund Advisers Trust | 221,174 | $5.09M | 0.36% | −139,448−38.7% | Reduced |
| United Capital Financial Advisers, LLC | 209,699 | $4.83M | 0.04% | +103,807+98.0% | Added |
| Jacobs Levy Equity Management, Inc | 208,469 | $4.80M | 0.02% | −224,923−51.9% | Reduced |
| Gamco Investors, Inc. Et Al | 203,000 | $4.67M | 0.05% | +5,000+2.5% | Added |
| Bank of New York Mellon Corp | 199,631 | $4.60M | 0.00% | −2,215−1.1% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 196,300 | $4.52M | 0.01% | +162,800+486.0% | Added |
| Rice Hall James & Associates, LLC | 194,829 | $4.48M | 0.26% | −1,643−0.8% | Reduced |
| Federated Hermes, Inc. | 185,503 | $4.27M | 0.01% | +185,503 | New |
| Algert Global LLC | 183,649 | $4.23M | 0.10% | +88,484+93.0% | Added |
| Deutsche Bank AG | 173,942 | $4.00M | 0.00% | +143,304+467.7% | Added |
| BNP Paribas Arbitrage, SA | 145,333 | $3.35M | 0.00% | +106,370+273.0% | Added |
| HighTower Advisors, LLC | 133,945 | $3.08M | 0.00% | −5,835−4.2% | Reduced |
| Redmond Asset Management, LLC | 131,540 | $3.03M | 0.78% | −1,840−1.4% | Reduced |
| PDT Partners, LLC | 131,122 | $3.02M | 0.21% | +103,065+367.3% | Added |
| Uniplan Investment Counsel, Inc. | 130,984 | $3.02M | 0.29% | +1,270+1.0% | Added |
| Hantz Financial Services, Inc. | 130,858 | $3.01M | 0.05% | −3,310−2.5% | Reduced |
| Bridge City Capital, LLC | 119,893 | $2.76M | 0.83% | +50,643+73.1% | Added |
| SG Americas Securities, LLC | 115,714 | $2.66M | 0.01% | +93,110+411.9% | Added |
| Squarepoint Ops LLC | 115,473 | $2.66M | 0.01% | −82,001−41.5% | Reduced |
| Divisadero Street Capital Management, LP | 111,566 | $2.57M | 0.30% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 110,066 | $2.53M | 0.00% | +70,427+177.7% | Added |
| UBS Group AG | 106,328 | $2.45M | 0.00% | −30,969−22.6% | Reduced |
| Isthmus Partners, LLC | 102,380 | $2.36M | 0.30% | +15,017+17.2% | Added |
| Allianz Asset Management GmbH | 101,508 | $2.34M | 0.00% | +30,800+43.6% | Added |
| Jane Street Group, LLC | 98,221 | $2.26M | 0.00% | +76,478+351.7% | Added |
| Voleon Capital Management LP | 95,848 | $2.21M | 0.17% | +84,692+759.2% | Added |
| McMorgan & Co LLC | 92,959 | $2.14M | 0.34% | −5,360−5.5% | Reduced |
| Nuveen, LLC | 92,408 | $2.13M | 0.00% | +92,408 | New |
| Stifel Financial Corp | 90,860 | $2.09M | 0.00% | +10,378+12.9% | Added |
| First National Bank of Omaha | 86,777 | $2.00M | 0.14% | −1,882−2.1% | Reduced |
| American Century Companies Inc | 84,231 | $1.94M | 0.00% | −1,010−1.2% | Reduced |
| ExodusPoint Capital Management, LP | 83,878 | $1.93M | 0.03% | +83,878 | New |
| First National Advisers, LLC | 81,329 | $1.87M | 0.30% | −831−1.0% | Reduced |
| Laurus Investment Counsel Inc. | 79,560 | $1.83M | 1.22% | 00.0% | Unchanged |
| Walleye Capital LLC | 77,300 | $1.78M | 0.02% | +77,300 | New |
| Man Group plc | 75,615 | $1.74M | 0.01% | −3,128−4.0% | Reduced |
| New York State Common Retirement Fund | 74,963 | $1.73M | 0.00% | −4,585−5.8% | Reduced |
| TownSquare Capital, LLC | 74,885 | $1.72M | 0.02% | +8,026+12.0% | Added |
| Cynosure Management, LLC | 71,587 | $1.65M | 0.23% | +55,497+344.9% | Added |
| Swiss National Bank | 71,100 | $1.64M | 0.00% | −1,300−1.8% | Reduced |
| Deprince Race & Zollo Inc | 67,877 | $1.56M | 0.03% | +67,877 | New |
| Taylor Frigon Capital Management LLC | 66,483 | $1.53M | 0.91% | −2,165−3.2% | Reduced |
| UBS Asset Management Americas Inc | 66,459 | $1.53M | 0.00% | 00.0% | Unchanged |
| Trexquant Investment LP | 65,134 | $1.50M | 0.02% | −61,922−48.7% | Reduced |
| Verition Fund Management LLC | 63,852 | $1.47M | 0.01% | +50,587+381.4% | Added |
| Moody Aldrich Partners LLC | 62,464 | $1.44M | 0.30% | −16,918−21.3% | Reduced |
| Canada Pension Plan Investment Board | 58,800 | $1.35M | 0.00% | +58,800 | New |
| Susquehanna International Group, LLP | 58,611 | $1.35M | 0.00% | −55,635−48.7% | Reduced |
| SEI Investments Co | 55,149 | $1.27M | 0.00% | +10,001+22.2% | Added |
| Wells Fargo & Company | 54,498 | $1.25M | 0.00% | −7,509−12.1% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 54,482 | $1.25M | 0.06% | +5,127+10.4% | Added |
| Jump Financial, LLC | 54,185 | $1.25M | 0.02% | +39,736+275.0% | Added |
| Citadel Advisors LLC | 51,956 | $1.20M | 0.00% | −320−0.6% | Reduced |
| Victory Capital Management Inc | 51,653 | $1.19M | 0.00% | −11,330−18.0% | Reduced |
| Quantbot Technologies LP | 51,531 | $1.19M | 0.04% | +51,531 | New |
| Rhumbline Advisers | 50,446 | $1.16M | 0.00% | +879+1.8% | Added |
| Semanteon Capital Management, LP | 50,041 | $1.15M | 0.63% | +50,041 | New |
| Barclays PLC | 47,547 | $1.09M | 0.00% | −17,598−27.0% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 43,355 | $998.0K | 0.07% | +29,639+216.1% | Added |
| LPL Financial LLC | 42,773 | $984.6K | 0.00% | +8,481+24.7% | Added |
| Legal & General Group Plc | 41,197 | $948.4K | 0.00% | −117−0.3% | Reduced |
| Invesco Ltd. | 41,016 | $944.2K | 0.00% | +5,279+14.8% | Added |
| Alliancebernstein L.P. | 37,026 | $852.3K | 0.00% | −415−1.1% | Reduced |
| Teachers Retirement System of the State of Kentucky | 37,019 | $852.0K | 0.01% | +9,810+36.1% | Added |
| Gsa Capital Partners LLP | 35,965 | $828.0K | 0.07% | +1,186+3.4% | Added |
| Marshall Wace, LLP | 34,434 | $792.7K | 0.00% | −287,859−89.3% | Reduced |
| California State Teachers Retirement System | 34,350 | $790.7K | 0.00% | 00.0% | Unchanged |