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, Q2 2026
Institutional positions in Napco Security Technologies, Inc as of Jun 30, 2026. 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
- 258
- −8 vs. Q1 2026
- Shares held
- 36.1M
- +2.90M (+8.7%) vs. Q1 2026
- Total value
- $1.37B
- +$63.2M (+4.8%) vs. Q1 2026
- New holders
- 29
- 106 more added
- Sold out
- 37
- 91 more reduced
5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Napco Security Technologies, Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Arizona State Retirement System | 9,595 | $364.4K | 0.00% | −199−2.0% | Reduced |
| Earnest Partners LLC | 9,600 | $364.6K | 0.00% | 00.0% | Unchanged |
| Yorktown Management & Research Co Inc | 9,900 | $376.0K | 0.23% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 9,989 | $379.4K | 0.00% | −14,000−58.4% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 10,290 | $390.8K | 0.00% | +1,368+15.3% | Added |
| Gsa Capital Partners LLP | 11,173 | $424.0K | 0.03% | −22,016−66.3% | Reduced |
| Alps Advisors Inc | 11,789 | $447.7K | 0.00% | +161+1.4% | Added |
| Aviva PLC | 11,980 | $455.0K | 0.00% | +1,436+13.6% | Added |
| Legato Capital Management LLC | 11,997 | $455.6K | 0.04% | +3,880+47.8% | Added |
| Cerity Partners LLC | 12,167 | $462.1K | 0.00% | −5,249−30.1% | Reduced |
| BTC Capital Management, Inc. | 12,080 | $474.4K | 0.03% | +3,749+45.0% | Added |
| Pathstone Holdings, LLC | 12,504 | $474.9K | 0.00% | −1,176−8.6% | Reduced |
| Cim, LLC | 12,753 | $484.4K | 0.06% | +227+1.8% | Added |
| Vanguard Global Advisers, LLC | 13,358 | $507.3K | 0.00% | −4,223−24.0% | Reduced |
| Ieq Capital, LLC | 13,902 | $528.0K | 0.00% | −15,411−52.6% | Reduced |
| Neuberger Berman Group LLC | 14,011 | $532.1K | 0.00% | −1,153−7.6% | Reduced |
| Jacobs Equity LLC | 14,144 | $537.2K | 0.37% | +14,144 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 14,307 | $543.4K | 0.00% | +2,076+17.0% | Added |
| Lazard Asset Management LLC | 14,329 | $544.2K | 0.00% | +17+0.1% | Added |
| Truist Financial Corp | 15,011 | $570.1K | 0.00% | −346−2.3% | Reduced |
| Manufacturers Life Insurance Company, The | 15,146 | $575.2K | 0.00% | −416−2.7% | Reduced |
| Fifth Third Bancorp | 15,617 | $593.1K | 0.00% | −284−1.8% | Reduced |
| Louisiana State Employees Retirement System | 15,700 | $596.3K | 0.01% | −100−0.6% | Reduced |
| Banque Cantonale Vaudoise | 16,058 | $610.0K | 0.02% | +10,718+200.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 16,066 | $610.2K | 0.00% | −115−0.7% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 17,345 | $625.6K | 0.00% | +246+1.4% | Added |
| CenterBook Partners LP | 17,532 | $665.9K | 0.03% | −114,935−86.8% | Reduced |
| Voloridge Investment Management, LLC | 18,008 | $683.9K | 0.00% | −81,230−81.9% | Reduced |
| Brevan Howard Capital Management LP | 18,262 | $693.6K | 0.01% | +11,007+151.7% | Added |
| Gabelli Funds LLC | 18,400 | $698.8K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 18,453 | $699.0K | 0.01% | −5,835−24.0% | Reduced |
| KLP Kapitalforvaltning AS | 18,400 | $701.2K | 0.00% | 00.0% | Unchanged |
| Jain Global LLC | 19,377 | $735.9K | 0.01% | +19,377 | New |
| HSBC Holdings PLC | 19,847 | $750.6K | 0.00% | −1,221−5.8% | Reduced |
| Cetera Investment Advisers | 19,840 | $753.5K | 0.00% | −1,719−8.0% | Reduced |
| Citigroup Inc | 19,990 | $759.2K | 0.00% | +8,707+77.2% | Added |
| Illinois Municipal Retirement Fund | 20,050 | $761.5K | 0.01% | +20,050 | New |
| MetLife Investment Management | 20,407 | $775.1K | 0.00% | +838+4.3% | Added |
| Harbor Capital Advisors, Inc. | 21,137 | $803.0K | 0.05% | +3,323+18.7% | Added |
| Cambridge Investment Research Advisors, Inc. | 21,507 | $817.0K | 0.00% | +166+0.8% | Added |
| Voleon Capital Management LP | 21,556 | $818.7K | 0.01% | −31,312−59.2% | Reduced |
| Franklin Resources Inc | 21,611 | $820.8K | 0.00% | −20−0.1% | Reduced |
| Man Group plc | 22,526 | $855.5K | 0.00% | −187,104−89.3% | Reduced |
| Norges Bank | 22,935 | $871.1K | 0.00% | +22,935 | New |
| STRS Ohio | 23,100 | $877.3K | 0.00% | +5,300+29.8% | Added |
| Dark Forest Capital Management LP | 24,143 | $917.0K | 0.06% | +24,143 | New |
| Raffles Associates LP | 24,424 | $927.6K | 0.79% | 00.0% | Unchanged |
| Harbour Capital Advisors, LLC | 25,970 | $936.7K | 0.17% | +14,545+127.3% | Added |
| State of Tennessee, Treasury Department | 24,722 | $938.9K | 0.00% | +1,178+5.0% | Added |
| Vanguard Asset Management, Ltd | 24,999 | $949.5K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 25,659 | $974.5K | 0.00% | −87,291−77.3% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 26,442 | $1.00M | 0.02% | −32,889−55.4% | Reduced |
| GW&K Investment Management, LLC | 27,117 | $1.03M | 0.01% | +504+1.9% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 27,528 | $1.05M | 0.06% | +13,753+99.8% | Added |
| LPL Financial LLC | 27,686 | $1.05M | 0.00% | −1,014−3.5% | Reduced |
| Great West Life Assurance Co | 28,371 | $1.08M | 0.00% | −1,314−4.4% | Reduced |
| Thrivent Financial for Lutherans | 28,967 | $1.10M | 0.00% | −45,823−61.3% | Reduced |
| Heritage Investors Management Corp | 29,097 | $1.10M | 0.03% | 00.0% | Unchanged |
| Magnetar Financial LLC | 29,415 | $1.12M | 0.01% | +6,723+29.6% | Added |
| Creative Planning | 30,383 | $1.15M | 0.00% | −6,627−17.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 30,449 | $1.16M | 0.00% | +3,113+11.4% | Added |
| Barclays PLC | 31,044 | $1.18M | 0.00% | +16,899+119.5% | Added |
| Capital Fund Management S.A. | 33,487 | $1.27M | 0.01% | +33,487 | New |
| Price T Rowe Associates Inc | 34,030 | $1.29M | 0.00% | +2,994+9.6% | Added |
| Winton Group Ltd | 34,239 | $1.30M | 0.04% | +1,491+4.6% | Added |
| Hantz Financial Services, Inc. | 34,513 | $1.31M | 0.02% | −3,238−8.6% | Reduced |
| Deutsche Bank AG | 37,232 | $1.41M | 0.00% | +5,757+18.3% | Added |
| Alliancebernstein L.P. | 36,250 | $1.43M | 0.00% | −1,392−3.7% | Reduced |
| Algert Global LLC | 39,018 | $1.48M | 0.02% | −202,138−83.8% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 39,026 | $1.48M | 0.04% | +1,069+2.8% | Added |
| California State Teachers Retirement System | 39,313 | $1.49M | 0.00% | −9,183−18.9% | Reduced |
| Gotham Asset Management, LLC | 39,438 | $1.50M | 0.00% | −6,644−14.4% | Reduced |
| First National Advisers, LLC | 39,698 | $1.51M | 0.21% | −32,549−45.1% | Reduced |
| First National Bank of Omaha | 40,823 | $1.55M | 0.04% | −39,504−49.2% | Reduced |
| Virginia Retirement Systems Et Al | 40,948 | $1.56M | 0.01% | +25,200+160.0% | Added |
| Wells Fargo & Company | 41,503 | $1.58M | 0.00% | +20,045+93.4% | Added |
| Allianz Asset Management GmbH | 42,200 | $1.60M | 0.00% | −18,450−30.4% | Reduced |
| Raymond James Financial Inc | 48,084 | $1.83M | 0.00% | +5,082+11.8% | Added |
| CI Private Wealth, LLC | 48,576 | $1.84M | 0.00% | +37,186+326.5% | Added |
| Seizert Capital Partners, LLC | 48,631 | $1.85M | 0.08% | +3,796+8.5% | Added |
| Divisadero Street Capital Management, LP | 50,799 | $1.93M | 0.05% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 55,530 | $2.11M | 0.03% | +14,348+34.8% | Added |
| Victory Capital Management Inc | 58,024 | $2.20M | 0.00% | +9,505+19.6% | Added |
| Quantinno Capital Management LP | 58,972 | $2.24M | 0.00% | +39,508+203.0% | Added |
| Vident Advisory, LLC | 60,130 | $2.28M | 0.02% | +11,239+23.0% | Added |
| SG Americas Securities, LLC | 62,694 | $2.38M | 0.00% | +38,474+158.9% | Added |
| Teachers Retirement System of the State of Kentucky | 64,611 | $2.45M | 0.02% | +12,649+24.3% | Added |
| Ameriprise Financial Inc | 66,266 | $2.52M | 0.00% | +1,543+2.4% | Added |
| Swiss National Bank | 70,000 | $2.66M | 0.00% | −400−0.6% | Reduced |
| Canada Pension Plan Investment Board | 71,300 | $2.71M | 0.00% | −91,100−56.1% | Reduced |
| Linden Thomas Advisory Services, LLC | 80,539 | $3.06M | 0.25% | +8,067+11.1% | Added |
| Rhumbline Advisers | 83,395 | $3.17M | 0.00% | −10,171−10.9% | Reduced |
| Bridge City Capital, LLC | 84,131 | $3.20M | 0.73% | +25,521+43.5% | Added |
| Legal & General Group Plc | 84,279 | $3.20M | 0.00% | +1,043+1.3% | Added |
| Stifel Financial Corp | 93,156 | $3.54M | 0.00% | −537−0.6% | Reduced |
| PDT Partners, LLC | 93,227 | $3.54M | 0.19% | −24,053−20.5% | Reduced |
| CBOE Vest Financial, LLC | 96,069 | $3.65M | 0.04% | +50,666+111.6% | Added |
| American Century Companies Inc | 97,700 | $3.71M | 0.00% | +7,229+8.0% | Added |
| Alta Capital Management LLC | 109,200 | $4.15M | 0.31% | −11,330−9.4% | Reduced |
| HighTower Advisors, LLC | 112,128 | $4.26M | 0.00% | −6,001−5.1% | Reduced |