Earnings are out
NSSC · NASDAQ · Security & Protection Services

Napco Security Technologies

Builds locks, alarms, access-control systems, and cellular security services for dealers and installers.

$35.20
After-hours close−0.17 (−0.48%)
At close$35.37(+0.26%)

Breakdown13F · Form 4

Institutions 106.14%Insiders 2.07%

A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.

Shares outstanding 35.73M · Float 34.38M · 96.2% free float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
BlackRock, Inc.5.63M15.77%13FAug 7, 2026
Copeland Capital Management, LLC2.02M5.65%13GAug 4, 2026
Vanguard Capital Management1.79M5.02%13GJul 31, 2026
Jupiter Topco LLC1.68M4.71%13FAug 14, 2026
State Street Corp1.50M4.21%13FAug 7, 2026

Institutions13F, as of Jun 30, 2026

261 holders · 37.92M shares · 32 new positions · 138 increased · 91 reduced · 42 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.5.63M15.77%−49.1KAug 7, 2026
Copeland Capital Management, LLC2.02M5.65%+7.8KAug 4, 2026
Jupiter Topco LLC1.68M4.71%+1.68MnewAug 14, 2026
Vanguard Capital Management LLC1.53M4.27%+21.6KAug 13, 2026
State Street Corp1.50M4.21%+73.3KAug 7, 2026
Vanguard Portfolio Management LLC1.49M4.18%+30.2KAug 13, 2026
First Trust Advisors LP1.30M3.65%+618.9KAug 11, 2026
Geode Capital Management, LLC1.20M3.35%+88.9KAug 12, 2026

Beneficial owners13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
BlackRock, Inc.15.00%5.35M13GApr 7, 2026
Copeland Capital Management, LLC5.65%2.02M13GAug 4, 2026
Vanguard Capital Management5.02%1.79M13GJul 31, 2026

InsidersForm 4

InsiderRoleShares% outstandingFiled
Richard Solowaydirector, officer: Founder and Executive Chairman622.0K1.74%Aug 28, 2026
Kevin S. Bucheldirector, officer: President & COO79.2K0.22%Feb 20, 2026
Michael Carrieriofficer: Executive VP of Engineering26.6K0.07%Feb 27, 2026
Stephen M. Spinelliofficer: Senior Vice President of Sales11.7K0.03%Mar 19, 2026

2 ten-percent owners hold 2.63M shares by Form 4, outside the officers-and-directors figure above · 4 people have not refiled in the last 18 months (293.4K shares), so they are not in the figure above

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Aug 27, 2026
Richard Solowaydirector, officer: Founder and Executive Chairman
Sale379,529$34.50621,958
Aug 26, 2026
Richard Solowaydirector, officer: Founder and Executive Chairman
Sale95,471$35.931,001,487
Aug 27, 2026
Donna Anne Solowaydirector
Sale20,962$34.620
Aug 26, 2026
Donna Anne Solowaydirector
Sale28,000$35.9820,962
Mar 3, 2026
Richard Solowaydirector, officer: CEO, Chairman of Board, Secy
Sale55,318$43.221,096,958
Mar 2, 2026
Richard Solowaydirector, officer: CEO, Chairman of Board, Secy
Sale129,682$44.991,152,276
Feb 5, 2026
Richard Solowaydirector, officer: CEO, Chairman of Board, Secy
Sale150,000$42.741,256,010
Nov 17, 2025
Stephen M. Spinelliofficer: Senior Vice president of Sales
Sale19,000$40.25928

CongressHouse and Senate disclosures

Not reported.