NAPCO SECURITY TECHNOLOGIES (NSSC) Stock Institutional Trading Activity


NAPCO SECURITY TECHNOLOGIES (NSSC) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Fundsmith, Polen Capital Management, and Sequoia Financial Advisors. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2016Renaissance Technologies LLCBuy78,900229,400$1,649
Q2 2016Renaissance Technologies LLCSell-2,700150,500$957
Q1 2016Renaissance Technologies LLCSell-12,700153,200$958
Q4 2015Renaissance Technologies LLCBuy41,100165,900$979
Q3 2015Renaissance Technologies LLCBuy500124,800$755
Q2 2015Renaissance Technologies LLCBuy600124,300$712
Q1 2015Renaissance Technologies LLCSell-10,300123,700$716
Q4 2014Renaissance Technologies LLCBuy7,130134,000$630
Q3 2014Renaissance Technologies LLCSell-16,537126,870$596
Q2 2014Renaissance Technologies LLCSell-3,264143,407$779
Q1 2014Renaissance Technologies LLCBuy39,671146,671$972
Q4 2013Renaissance Technologies LLCBuy41,419107,000$672
Q3 2013Renaissance Technologies LLCBuy28,98165,581$348
Q2 2013Renaissance Technologies LLCBuy36,60036,600$175

Frequently asked questions about NSSC activity

  • Which institutional owners are buying NSSC?

    Institutional owners buying NSSC include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in NSSC activity?

    "Buy" means an investor increased their reported position in NSSC compared to the prior reporting period. This reflects growing exposure to NAPCO SECURITY TECHNOLOGIES (NSSC) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in NSSC increasing?

    Institutional interest in NSSC can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.