Napco Security Technologies, Inc (NSSC) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for NSSC. 13F holdings as of 2026-06-30.

In 13F filings for the quarter ended June 30, 2026, 249 institutions reported holding NSSC, with 36.0 million shares worth $1.4 billion in aggregate.

Top Institutional Holders

InstitutionSharesValueChange
BlackRock5,632,646$214MDECREASED
Vanguard3,321,811$126MINCREASED
Copeland Capital Management2,016,873$77MINCREASED
Jupiter Topco1,682,208$64MNEW
State Street1,504,759$57MINCREASED

Full institutional holdings, insider history, and congressional trades for Napco Security Technologies, Inc on SentiSense.