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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.

Q2 2025 vs. Q1 2025

How the institutions holding Napco Security Technologies, Inc changed between Q1 2025 and Q2 2025.

All holders in Q2 2025All holders in Q1 2025

13F holders of NSSC: Q1 2025 compared with Q2 2025
MeasureQ1 2025Of which not filed for Q2 2025Q2 2025Change
Holders2291221−7
Shares31.7M14932.3M+679.9K (+2.1%)
Value$729.0M$3.43K$960.1M+$231.2M (+31.7%)

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (33)

Institutions that held Napco Security Technologies, Inc at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to NSSC in Q2 2025
InstitutionSharesValue% of portfolio
Fundsmith LLPSuperinvestorFundsmith954,912$28.4M0.12%
Wasatch Advisors Inc220,998$6.56M0.03%
Tudor Investment Corp Et Al197,433$5.86M0.04%
D. E. Shaw & Co., Inc.186,816$5.55M0.01%
SG Capital Management LLC154,726$4.59M0.39%
Arrowstreet Capital, Limited Partnership112,076$3.33M0.00%
Brevan Howard Capital Management LP27,334$811.5K0.01%
Caxton Associates LLP24,575$729.6K0.02%
Two Sigma Advisers, LP23,400$694.7K0.00%
Sentinel Pension Advisors Inc22,084$655.7K0.11%
Cerity Partners LLC15,319$454.8K0.00%
State of Wisconsin Investment Board15,081$447.8K0.00%
Two Sigma Investments, LP14,031$416.6K0.00%
Wealth Enhancement Advisory Services, LLC11,443$344.9K0.00%
Janney Montgomery Scott LLC7,933$236.0K0.00%
Personal Cfo Solutions, LLC7,785$231.1K0.04%
Kestra Advisory Services, LLC7,464$221.6K0.00%
ProShare Advisors LLC7,230$214.7K0.00%
Virginia Retirement Systems Et Al7,048$209.3K0.00%
Raymond James Financial Inc4,394$130.5K0.00%
Walleye Trading LLC2,386$70.8K0.00%
Essential Partners LLC1,179$35.0K0.01%
Quaker Wealth Management, LLC1,050$31.2K0.01%
Parkside Financial Bank & Trust747$22.2K0.00%
Maseco LLP585$17.4K0.00%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.188$6.00K0.00%
IFP Advisors, Inc195$5.79K0.00%
Whipplewood Advisors, LLC108$3.21K0.00%
Jones Financial Companies LLLP88$2.61K0.00%
Mount Yale Investment Advisors, LLC66$1.96K0.00%
Quarry LP66$1.96K0.00%
Clearstead Advisors, LLC5$1490.00%
National Bank of Canada2$590.00%

Sold out (40)

Institutions that held Napco Security Technologies, Inc at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of NSSC in Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
Squarepoint Ops LLC115,473$2.66M
ExodusPoint Capital Management, LP83,878$1.93M
Walleye Capital LLC77,300$1.78M
TownSquare Capital, LLC74,885$1.72M
Moody Aldrich Partners LLC62,464$1.44M
Victory Capital Management Inc51,653$1.19M
Quantbot Technologies LP51,531$1.19M
Semanteon Capital Management, LP50,041$1.15M
Thrivent Financial for Lutherans28,593$658.0K
Dark Forest Capital Management LP26,232$603.9K
Dynamic Technology Lab Private Ltd23,474$540.0K
Twinbeech Capital LP20,666$475.7K
Boothbay Fund Management, LLC18,577$427.6K
Jain Global LLC17,812$410.0K
Corebridge Financial, Inc.17,249$397.1K
Campbell & CO Investment Adviser LLC13,770$317.0K
Shaker Investments LLC13,737$316.2K
Wallace Advisory Group, LLC7,652$272.1K
Catalyst Funds Management Pty Ltd10,700$246.3K
First Trust Advisors LP8,696$200.2K
State of Wyoming8,587$197.7K
Point72 Asia (Singapore) Pte. Ltd.4,745$109.2K
Acadian Asset Management LLC3,991$91.0K
Aster Capital Management (DIFC) Ltd2,481$60.9K
KBC Group NV2,049$47.0K
Catalyst Capital Advisors LLC1,875$43.2K
Quadrant Capital Group LLC607$14.0K
Amundi601$13.8K
CoreCap Advisors, LLC439$10.1K
Cornerstone Planning Group LLC150$3.30K
Massmutual Trust Co FSB90$2.07K
CIBC Private Wealth Group, LLC98$1.94K
Caitong International Asset Management Co., Ltd78$1.80K
Larson Financial Group LLC37$852
TD Private Client Wealth LLC29$668
Highline Wealth Partners LLC20$460
Stephens Consulting, LLC15$346
Creative Financial Designs Inc14$322
The PNC Financial Services Group, Inc.6$138
Simplex Trading, LLC24$0

Not filed for Q2 2025 yet (1)

Institutions that held Napco Security Technologies, Inc at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding NSSC in Q1 2025 that haven't filed for Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
Lindbrook Capital, LLC149$3.43K