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, Q3 2025
Institutional positions in Napco Security Technologies, Inc as of Sep 30, 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
- 240
- +22 vs. Q2 2025
- Shares held
- 31.8M
- −313.1K (−1.0%) vs. Q2 2025
- Total value
- $1.37B
- +$412.4M (+43.2%) vs. Q2 2025
- New holders
- 50
- 63 more added
- Sold out
- 28
- 93 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Napco Security Technologies, Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Teacher Retirement System of Texas | 13,972 | $600.1K | 0.00% | −1,698−10.8% | Reduced |
| Bessemer Group Inc | 14,675 | $630.0K | 0.00% | −97−0.7% | Reduced |
| Cynosure Management, LLC | 14,719 | $632.2K | 0.07% | 00.0% | Unchanged |
| Snowden Capital Advisors LLC | 15,522 | $668.9K | 0.02% | +70.0% | Added |
| Intech Investment Management LLC | 15,600 | $670.0K | 0.01% | −1,542−9.0% | Reduced |
| Neuberger Berman Group LLC | 15,720 | $675.2K | 0.00% | −1,146−6.8% | Reduced |
| Legato Capital Management LLC | 15,764 | $677.1K | 0.07% | −11,710−42.6% | Reduced |
| AdvisorShares Investments LLC | 15,961 | $685.5K | 0.11% | −202−1.2% | Reduced |
| SRS Capital Advisors, Inc. | 15,975 | $686.1K | 0.01% | +14,495+979.4% | Added |
| Sentinel Pension Advisors Inc | 16,046 | $689.2K | 0.11% | −6,038−27.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 16,047 | $689.2K | 0.00% | −3,274−16.9% | Reduced |
| ExodusPoint Capital Management, LP | 16,062 | $689.9K | 0.01% | +16,062 | New |
| Quantinno Capital Management LP | 16,186 | $695.2K | 0.00% | +2,303+16.6% | Added |
| Great West Life Assurance Co | 16,842 | $715.0K | 0.00% | +2,917+20.9% | Added |
| Los Angeles Capital Management LLC | 17,150 | $736.6K | 0.00% | +17,150 | New |
| Manufacturers Life Insurance Company, The | 17,178 | $737.8K | 0.00% | −818−4.5% | Reduced |
| Truist Financial Corp | 18,901 | $811.8K | 0.00% | +81+0.4% | Added |
| CWM, LLC | 19,365 | $832.0K | 0.00% | +2,230+13.0% | Added |
| Cerity Partners LLC | 19,815 | $851.1K | 0.00% | +4,496+29.3% | Added |
| Acadian Asset Management LLC | 20,034 | $857.0K | 0.00% | +20,034 | New |
| Gabelli Funds LLC | 20,000 | $859.0K | 0.01% | 00.0% | Unchanged |
| MetLife Investment Management | 20,478 | $879.5K | 0.00% | −628−3.0% | Reduced |
| Gotham Asset Management, LLC | 20,544 | $882.4K | 0.00% | −6,993−25.4% | Reduced |
| Cetera Investment Advisers | 20,963 | $900.4K | 0.00% | +20,963 | New |
| Brevan Howard Capital Management LP | 21,003 | $902.1K | 0.01% | −6,331−23.2% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 21,669 | $931.0K | 0.00% | +108+0.5% | Added |
| Quest Partners LLC | 22,298 | $957.7K | 0.06% | +3,120+16.3% | Added |
| Franklin Resources Inc | 22,903 | $983.7K | 0.00% | +2,733+13.5% | Added |
| Fox Run Management, L.L.C. | 23,581 | $1.01M | 0.16% | +23,581 | New |
| Wells Fargo & Company | 24,216 | $1.04M | 0.00% | +2,029+9.1% | Added |
| Price T Rowe Associates Inc | 24,306 | $1.04M | 0.00% | +1,154+5.0% | Added |
| Raffles Associates LP | 24,424 | $1.05M | 0.98% | 00.0% | Unchanged |
| CI Private Wealth, LLC | 25,255 | $1.08M | 0.00% | +25,255 | New |
| Creative Planning | 27,654 | $1.19M | 0.00% | +6,691+31.9% | Added |
| Pathstone Holdings, LLC | 28,070 | $1.21M | 0.00% | −3,934−12.3% | Reduced |
| Heritage Investors Management Corp | 29,097 | $1.25M | 0.04% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 30,358 | $1.30M | 0.01% | −130−0.4% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 33,268 | $1.43M | 0.03% | −42,164−55.9% | Reduced |
| Quantbot Technologies LP | 33,751 | $1.45M | 0.04% | +33,751 | New |
| California State Teachers Retirement System | 33,976 | $1.46M | 0.00% | +20.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 35,529 | $1.53M | 0.06% | −20,689−36.8% | Reduced |
| Alliancebernstein L.P. | 36,826 | $1.58M | 0.00% | +474+1.3% | Added |
| CBOE Vest Financial, LLC | 37,537 | $1.61M | 0.02% | +37,537 | New |
| Susquehanna International Group, LLP | 39,372 | $1.69M | 0.00% | −12,326−23.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 41,303 | $1.77M | 0.01% | +41,303 | New |
| Invesco Ltd. | 42,311 | $1.82M | 0.00% | +4,152+10.9% | Added |
| LPL Financial LLC | 42,448 | $1.82M | 0.00% | +3,439+8.8% | Added |
| Linden Thomas Advisory Services, LLC | 42,636 | $1.83M | 0.19% | +1,665+4.1% | Added |
| SG Americas Securities, LLC | 43,036 | $1.85M | 0.01% | +38,656+882.6% | Added |
| Teachers Retirement System of the State of Kentucky | 43,112 | $1.85M | 0.01% | 00.0% | Unchanged |
| Legal & General Group Plc | 43,937 | $1.89M | 0.00% | +430+1.0% | Added |
| Ieq Capital, LLC | 47,849 | $2.06M | 0.01% | +10,432+27.9% | Added |
| UBS Asset Management Americas Inc | 49,554 | $2.13M | 0.00% | −40,459−44.9% | Reduced |
| Thrivent Financial for Lutherans | 50,999 | $2.19M | 0.00% | +50,999 | New |
| Rhumbline Advisers | 51,109 | $2.20M | 0.00% | −1,832−3.5% | Reduced |
| Barclays PLC | 55,078 | $2.37M | 0.00% | −14,302−20.6% | Reduced |
| Deprince Race & Zollo Inc | 57,731 | $2.48M | 0.05% | −4,908−7.8% | Reduced |
| Laurus Investment Counsel Inc. | 62,360 | $2.68M | 1.83% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 66,022 | $2.84M | 0.03% | +12,667+23.7% | Added |
| Principal Financial Group Inc | 66,781 | $2.87M | 0.00% | +33,394+100.0% | Added |
| Bridge City Capital, LLC | 67,823 | $2.91M | 0.78% | −50,392−42.6% | Reduced |
| Swiss National Bank | 69,500 | $2.99M | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 72,915 | $3.13M | 0.00% | −2,048−2.7% | Reduced |
| Nuveen, LLC | 74,866 | $3.22M | 0.00% | −1,668−2.2% | Reduced |
| Hantz Financial Services, Inc. | 81,120 | $3.48M | 0.05% | −5,234−6.1% | Reduced |
| Verition Fund Management LLC | 81,838 | $3.51M | 0.02% | −35,120−30.0% | Reduced |
| Voleon Capital Management LP | 81,948 | $3.52M | 0.09% | −24,794−23.2% | Reduced |
| First National Bank of Omaha | 82,549 | $3.55M | 0.22% | −4,015−4.6% | Reduced |
| McMorgan & Co LLC | 82,551 | $3.55M | 0.55% | −48,522−37.0% | Reduced |
| First National Advisers, LLC | 83,812 | $3.60M | 0.49% | +1,398+1.7% | Added |
| HRT Financial LP | 87,441 | $3.75M | 0.01% | +37,816+76.2% | Added |
| Allianz Asset Management GmbH | 88,513 | $3.80M | 0.00% | +205+0.2% | Added |
| SEI Investments Co | 88,956 | $3.82M | 0.00% | +6,494+7.9% | Added |
| Tudor Investment Corp Et Al | 89,212 | $3.83M | 0.02% | −108,221−54.8% | Reduced |
| Jump Financial, LLC | 90,400 | $3.88M | 0.05% | −6,375−6.6% | Reduced |
| Man Group plc | 91,269 | $3.92M | 0.01% | +13,822+17.8% | Added |
| Marshall Wace, LLP | 93,698 | $4.02M | 0.00% | −72,811−43.7% | Reduced |
| FMR LLC | 97,914 | $4.21M | 0.00% | −333,332−77.3% | Reduced |
| American Century Companies Inc | 99,177 | $4.26M | 0.00% | +10,951+12.4% | Added |
| 4D Advisors, LLC | 100,000 | $4.29M | 2.29% | +100,000 | New |
| Stifel Financial Corp | 103,098 | $4.43M | 0.00% | −3,217−3.0% | Reduced |
| Crawford Investment Counsel Inc | 103,750 | $4.46M | 0.07% | +103,750 | New |
| Divisadero Street Capital Management, LP | 111,566 | $4.79M | 0.22% | 00.0% | Unchanged |
| Uniplan Investment Counsel, Inc. | 120,735 | $5.19M | 0.51% | −2,224−1.8% | Reduced |
| HighTower Advisors, LLC | 121,822 | $5.23M | 0.01% | −11,098−8.3% | Reduced |
| Isthmus Partners, LLC | 122,345 | $5.25M | 1.17% | +5,313+4.5% | Added |
| Millennium Management LLC | 122,798 | $5.27M | 0.00% | −202,616−62.3% | Reduced |
| PDT Partners, LLC | 124,614 | $5.35M | 0.34% | −28,982−18.9% | Reduced |
| Point72 Asset Management, L.P. | 127,241 | $5.47M | 0.01% | +48,547+61.7% | Added |
| Redmond Asset Management, LLC | 127,594 | $5.48M | 1.35% | −2,031−1.6% | Reduced |
| CenterBook Partners LP | 130,065 | $5.59M | 0.28% | −142,827−52.3% | Reduced |
| Danske Bank A/S | 131,145 | $5.63M | 0.01% | +131,145 | New |
| Algert Global LLC | 135,235 | $5.81M | 0.10% | −66,767−33.1% | Reduced |
| Russell Investments Group, Ltd. | 141,341 | $6.07M | 0.01% | +10,513+8.0% | Added |
| Rice Hall James & Associates, LLC | 156,368 | $6.72M | 0.37% | −29,989−16.1% | Reduced |
| Citadel Advisors LLC | 162,795 | $6.99M | 0.01% | +50,057+44.4% | Added |
| D. E. Shaw & Co., Inc. | 163,896 | $7.04M | 0.01% | −22,920−12.3% | Reduced |
| UBS Group AG | 168,995 | $7.26M | 0.00% | +48,405+40.1% | Added |
| Kornitzer Capital Management Inc | 173,580 | $7.46M | 0.15% | 00.0% | Unchanged |
| Congress Asset Management Co | 175,338 | $7.53M | 0.05% | −87,156−33.2% | Reduced |