Napco Security TechnologiesNSSC
13F holders, Q2 2026 (June 30)258holders −13
26new positions
37sold out
6famous investors
$37.97avg. 13F price*
At the end of Q2 2026, 258 institutions reported holding Napco Security Technologies (NSSC) in their 13F filings, down 13 from Q1 2026. 26 opened new positions and 37 sold out. The largest holders were BlackRock, Inc. ($213.9M), Copeland Capital Management, LLC ($76.6M) and Jupiter Topco LLC ($63.9M). 6 famous investors held it, including Terry Smith (0.2% of Fundsmith's portfolio), Mario Gabelli (0.1% of GAMCO Investors's portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Napco Security Technologies
- CUSIP
- 630402105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 26 | $5.8M |
| Exits | 37 | $27.7M |
All 13F filers, Q1 2026 → Q2 2026: 4,318,776 shares bought and 3,129,318 shares sold, net +1,189,458 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 258 holders
| BlackRock, Inc. | 0.00% | Reduce -0.9% | 5,632,646 | $213.9M |
| Copeland Capital Management, LLC | 1.57% | Add +0.4% | 2,016,873 | $76.6M |
| Jupiter Topco LLC | 0.03% | — | 1,682,208 | $63.9M |
| Vanguard Capital Management LLC | 0.00% | Add +1.4% | 1,526,818 | $58.0M |
| State Street Corp. | 0.00% | Add +5.1% | 1,504,759 | $57.4M |
| Vanguard Portfolio Management LLC | 0.00% | Add +2.1% | 1,494,431 | $56.8M |
| First Trust Advisors LP | 0.03% | Add +90.3% | 1,304,074 | $49.5M |
| Geode Capital Management, LLC | 0.00% | Add +8.0% | 1,196,951 | $45.5M |
| Wellington Management Group LLP | 0.01% | Add +18.6% | 1,102,280 | $41.9M |
| Morgan Stanley | 0.00% | Add +106.5% | 959,777 | $36.5M |
| Dimensional Fund Advisors LP | 0.01% | Add +3.2% | 725,550 | $27.6M |
| Arrowstreet Capital, Limited Partnership | 0.01% | Reduce -17.5% | 697,937 | $26.5M |
| Doma Perpetual Capital Management LLC | 5.54% | No change | 627,931 | $23.8M |
| Northern Trust Corp. | 0.00% | Add +4.5% | 610,616 | $23.2M |
| Fundsmith | 0.17% | Add +58.2% | 606,974 | $23.1M |
| Bessemer Group Inc. | 0.02% | Add +47.0% | 430,452 | $16.4M |
| Deprince Race & Zollo Inc. | 0.26% | Add +244.1% | 408,632 | $15.5M |
| Royal Bank of Canada | 0.00% | Reduce -14.7% | 406,408 | $15.4M |
| Renaissance Technologies | 0.02% | Reduce -7.0% | 406,200 | $15.4M |
| Point72 Asset Management | 0.02% | Reduce -21.3% | 379,686 | $14.4M |
| Envestnet Asset Management Inc. | 0.00% | Add +0.8% | 378,803 | $14.4M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -8.4% | 369,290 | $14.0M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +4.7% | 354,531 | $13.5M |
| Bank of New York Mellon Corp | 0.00% | Add +2.6% | 311,009 | $11.8M |
| AQR Capital Management | 0.00% | Add +3.8% | 295,923 | $11.2M |
| Congress Asset Management Co. | 0.07% | Add +13.1% | 285,462 | $10.8M |
| Captrust Financial Advisors | 0.02% | Add +1.6% | 278,678 | $10.6M |
| Federated Hermes, Inc. | 0.02% | Add +3.0% | 277,694 | $10.5M |
| Prudential Financial Inc. | 0.01% | Reduce -63.4% | 274,820 | $10.4M |
| Los Angeles Capital Management LLC | 0.04% | Add +125.6% | 274,050 | $10.4M |
| Granite Investment Partners, LLC | 0.52% | Reduce -0.5% | 266,069 | $10.1M |
| Visionary Wealth Advisors | 0.39% | Reduce -0.0% | 262,368 | $10.0M |
| Trexquant Investment LP | 0.06% | Add +52.7% | 261,334 | $9.9M |
| Russell Investments Group, Ltd. | 0.01% | Add +19.9% | 256,442 | $9.7M |
| Nuveen, LLC | 0.00% | Add +28.3% | 255,569 | $9.7M |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +3.0% | 254,169 | $9.7M |
| Wasatch Advisors LP | 0.06% | No change | 242,585 | $9.2M |
| Principal Financial Group Inc. | 0.00% | Add +2.1% | 230,017 | $8.7M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.01% | Add +596.3% | 224,298 | $8.5M |
| Crawford Investment Counsel Inc. | 0.14% | Add +60.7% | 223,794 | $8.5M |
| JPMorgan Chase & Co. | 0.00% | Add +109.5% | 214,871 | $8.1M |
| HRT Financial LP | 0.01% | Add +207.1% | 202,166 | $7.7M |
| Jacobs Levy Equity Management, Inc. | 0.03% | Reduce -51.1% | 201,670 | $7.7M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -27.9% | 196,242 | $7.5M |
| Invesco Ltd. | 0.00% | Add +53.4% | 190,854 | $7.2M |
| New York State Common Retirement Fund | 0.01% | Add +155.5% | 186,274 | $7.1M |
| GAMCO Investors | 0.06% | No change | 178,900 | $6.8M |
| Rockefeller Capital Management L.P. | 0.01% | Add +50.0% | 178,187 | $6.8M |
| Two Sigma Investments, LP | 0.01% | Add +100.3% | 172,667 | $6.6M |
| SG Capital Management LLC | 0.59% | Add +59.4% | 170,793 | $6.5M |
| Kornitzer Capital Management Inc. | 0.13% | Reduce -0.4% | 168,717 | $6.4M |
| UBS Group AG | 0.00% | Add +229.5% | 167,284 | $6.4M |
| Bank of America Corp. | 0.00% | Reduce -28.5% | 158,484 | $6.0M |
| Rice Hall James & Associates, LLC | 0.28% | Add +4.6% | 153,577 | $5.8M |
| Public Sector Pension Investment Board | 0.02% | Add +20.1% | 153,239 | $5.8M |
| Sei Investments Co. | 0.00% | Add +2.7% | 134,961 | $5.1M |
| Isthmus Partners, LLC | 0.43% | Add +2.0% | 117,950 | $4.5M |
| Redmond Asset Management, LLC | 1.12% | Reduce -0.8% | 117,784 | $4.5M |
| HighTower Advisors, LLC | 0.00% | Reduce -5.1% | 112,128 | $4.3M |
| Alta Capital Management LLC/ | 0.31% | Reduce -9.4% | 109,200 | $4.1M |
| American Century Companies Inc. | 0.00% | Add +8.0% | 97,700 | $3.7M |
| Vest Financial, LLC | 0.04% | Add +111.6% | 96,069 | $3.6M |
| PDT Partners, LLC | 0.19% | Reduce -20.5% | 93,227 | $3.5M |
| Stifel Financial Corp. | 0.00% | Reduce -0.6% | 93,156 | $3.5M |
| Legal & General Group Plc | 0.00% | Add +1.3% | 84,279 | $3.2M |
| Bridge City Capital, LLC | 0.73% | Add +43.5% | 84,131 | $3.2M |
| Rhumbline Advisers | 0.00% | Reduce -10.9% | 83,395 | $3.2M |
| Linden Thomas Advisory Services, LLC | 0.25% | Add +11.1% | 80,539 | $3.1M |
| Canada Pension Plan Investment Board | 0.00% | Reduce -56.1% | 71,300 | $2.7M |
| Swiss National Bank | 0.00% | Reduce -0.6% | 70,000 | $2.7M |
| Ameriprise Financial Inc. | 0.00% | Add +2.4% | 66,266 | $2.5M |
| Teachers Retirement System of the State of Kentucky | 0.02% | Add +24.3% | 64,611 | $2.5M |
| SG Americas Securities, LLC | 0.00% | Add +158.8% | 62,694 | $2.4M |
| Vident Advisory, LLC | 0.02% | Add +23.0% | 60,130 | $2.3M |
| Quantinno Capital Management LP | 0.00% | Add +203.0% | 58,972 | $2.2M |
| Victory Capital Management Inc. | 0.00% | Add +19.6% | 58,024 | $2.2M |
| Engineers Gate Manager LP | 0.03% | Add +34.8% | 55,530 | $2.1M |
| Divisadero Street Capital Management, LP | 0.04% | No change | 50,799 | $1.9M |
| Seizert Capital Partners, LLC | 0.08% | Add +8.5% | 48,631 | $1.8M |
| Corient Private Wealth LP | 0.00% | Add +326.5% | 48,576 | $1.8M |
| Raymond James Financial Inc. | 0.00% | Add +11.8% | 48,084 | $1.8M |
| Allianz Asset Management GmbH | 0.00% | Reduce -30.4% | 42,200 | $1.6M |
| Wells Fargo & Company | 0.00% | Add +93.4% | 41,503 | $1.6M |
| VIRGINIA RETIREMENT SYSTEMS ET Al | 0.01% | Add +160.0% | 40,948 | $1.6M |
| First National Bank of Omaha | 0.04% | Reduce -49.2% | 40,823 | $1.6M |
| First National Advisers, LLC | 0.21% | Reduce -45.0% | 39,698 | $1.5M |
| Gotham Asset Management | 0.00% | Reduce -14.4% | 39,438 | $1.5M |
| California State Teachers Retirement System | 0.00% | Reduce -18.9% | 39,313 | $1.5M |
| Hennion & Walsh Asset Management, Inc. | 0.04% | Add +2.8% | 39,026 | $1.5M |
| Algert Global LLC | 0.02% | Reduce -83.8% | 39,018 | $1.5M |
| Alliancebernstein L.P. | 0.00% | Reduce -3.7% | 36,250 | $1.4M |
| Deutsche Bank AG | 0.00% | Add +18.3% | 37,232 | $1.4M |
| Hantz Financial Services, Inc. | 0.02% | Reduce -8.6% | 34,513 | $1.3M |
| WINTON GROUP Ltd | 0.04% | Add +4.5% | 34,239 | $1.3M |
| T. Rowe Price Associates Inc. | 0.00% | Add +9.7% | 34,030 | $1.3M |
| Capital Fund Management S.A. | 0.01% | New | 33,487 | $1.3M |
| Barclays PLC | 0.00% | Add +119.5% | 31,044 | $1.2M |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +11.4% | 30,449 | $1.2M |
| Creative Planning | 0.00% | Reduce -17.9% | 30,383 | $1.2M |
| Magnetar Financial LLC | 0.01% | Add +29.6% | 29,415 | $1.1M |
"% of holder's portfolio" is NSSC's weight in each manager's 13F, not the share of Napco Security Technologies the manager owns.