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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.

13F holders, Q1 2021

Institutional positions in Napco Security Technologies, Inc as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
104
No complete 13F data for Q4 2020
Shares held
12.5M
No complete 13F data for Q4 2020
Total value
$433.4M
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting NSSC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 104 institutions
Q1 2021: 104 institutionsQ2 2021: 103 institutionsQ3 2021: 109 institutionsQ4 2021: 127 institutionsQ1 2022: 116 institutionsQ2 2022: 117 institutionsQ3 2022: 150 institutionsQ4 2022: 166 institutionsQ1 2023: 196 institutionsQ2 2023: 228 institutionsQ3 2023: 177 institutionsQ4 2023: 191 institutionsQ1 2024: 240 institutionsQ2 2024: 274 institutionsQ3 2024: 263 institutionsQ4 2024: 251 institutionsQ1 2025: 229 institutionsQ2 2025: 221 institutionsQ3 2025: 240 institutionsQ4 2025: 254 institutionsQ1 2026: 271 institutionsQ2 2026: 258 institutions
Value heldQ1 2021: $433.4M
Q1 2021: $433.4MQ2 2021: $449.1MQ3 2021: $528.1MQ4 2021: $596.6MQ1 2022: $502.2MQ2 2022: $513.5MQ3 2022: $731.3MQ4 2022: $763.7MQ1 2023: $1.13BQ2 2023: $1.12BQ3 2023: $636.4MQ4 2023: $1.02BQ1 2024: $1.27BQ2 2024: $1.74BQ3 2024: $1.36BQ4 2024: $1.20BQ1 2025: $729.0MQ2 2025: $960.1MQ3 2025: $1.37BQ4 2025: $1.32BQ1 2026: $1.37BQ2 2026: $1.37B
Institutions holding NSSC and their total value by quarter
QuarterHoldersValue
Q2 2026258$1.37B
Q1 2026271$1.37B
Q4 2025254$1.32B
Q3 2025240$1.37B
Q2 2025221$960.1M
Q1 2025229$729.0M
Q4 2024251$1.20B
Q3 2024263$1.36B
Q2 2024274$1.74B
Q1 2024240$1.27B
Q4 2023191$1.02B
Q3 2023177$636.4M
Q2 2023228$1.12B
Q1 2023196$1.13B
Q4 2022166$763.7M
Q3 2022150$731.3M
Q2 2022117$513.5M
Q1 2022116$502.2M
Q4 2021127$596.6M
Q3 2021109$528.1M
Q2 2021103$449.1M
Q1 2021104$433.4M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Napco Security Technologies, Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding NSSC in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Huntington National Bank1$00.00%––
Berman Capital Advisors, LLC8$00.00%––
Sofos Investments, Inc.0$110.00%––
Harbour Investments, Inc.17$1.00K0.00%––
Federated Hermes, Inc.211$7.00K0.00%––
Captrust Financial Advisors250$9.00K0.00%––
Better Money Decisions, LLC295$10.0K0.01%––
Zurcher Kantonalbank (Zurich Cantonalbank)307$11.0K0.00%––
O'Shaughnessy Asset Management, LLC343$12.0K0.00%––
Bank of Montreal464$17.0K0.00%––
Newbridge Financial Services Group, Inc.500$17.0K0.01%––
Advisor Group Holdings, Inc.612$21.0K0.00%––
Great West Life Assurance Co814$28.0K0.00%––
Tower Research Capital LLC (TRC)813$28.0K0.00%––
Lakeview Capital Partners, LLC27,527$28.0K0.01%––
Barnett & Company, Inc.1,000$35.0K0.02%––
Orion Capital Management LLC1,000$35.0K0.02%––
Ameritas Investment Partners, Inc.1,045$36.0K0.00%––
Citigroup Inc1,096$38.0K0.00%––
Acadian Asset Management LLC1,708$60.0K0.00%––
BNP Paribas Arbitrage, SA1,878$65.4K0.00%––
PEAK6 Investments LLC2,019$70.0K0.00%––
Legal & General Group Plc2,167$75.0K0.00%––
Metropolitan Life Insurance Co4,087$142.3K0.00%––
Earnest Partners LLC4,800$167.0K0.00%––
MetLife Investment Management5,652$196.9K0.00%––
UBS Group AG6,738$235.0K0.00%––
Raymond James Financial Services Advisors, Inc.7,250$253.0K0.00%––
US Bancorp7,300$254.0K0.00%––
Cornerstone Investment Partners, LLC7,580$264.0K0.01%––
Alliancebernstein L.P.7,600$265.0K0.00%––
SG Americas Securities, LLC7,736$269.0K0.00%––
Bluestein R H & Co8,000$279.0K0.01%––
American International Group, Inc.8,294$289.0K0.00%––
Manufacturers Life Insurance Company, The8,724$304.0K0.00%––
Morgan Stanley8,896$310.0K0.00%––
Credit Suisse AG9,045$315.0K0.00%––
Deutsche Bank AG9,600$334.0K0.00%––
Perritt Capital Management Inc10,000$348.0K0.19%––
Susquehanna International Group, LLP10,085$351.0K0.00%––
Winton Group Ltd10,124$353.0K0.02%––
HAP Trading, LLC10,664$371.0K0.04%––
Commonwealth Equity Services, LLC10,808$376.0K0.00%––
Envestnet Asset Management Inc10,949$381.0K0.00%––
Barclays PLC12,270$427.0K0.00%––
New York State Common Retirement Fund12,600$439.0K0.00%––
Cambridge Investment Research Advisors, Inc.12,616$439.0K0.00%––
Price T Rowe Associates Inc12,742$444.0K0.00%––
UBS Asset Management Americas Inc13,100$456.3K0.00%––
Wells Fargo & Company13,228$461.0K0.00%––
Rhumbline Advisers14,083$491.0K0.00%––
Bank of America Corp14,783$514.0K0.00%––
Redmond Asset Management, LLC14,989$522.0K0.16%––
Heritage Investors Management Corp15,210$530.0K0.02%––
Mesirow Financial Investment Management, Inc.15,802$550.0K1.50%––
California State Teachers Retirement System21,466$748.0K0.00%––
California Public Employees Retirement System23,800$829.0K0.00%––
Stifel Financial Corp27,085$943.0K0.00%––
Teton Advisors, Inc.30,000$1.04M0.15%––
First Trust Advisors LP30,889$1.08M0.00%––
Los Angeles Capital Management LLC32,180$1.12M0.01%––
Swiss National Bank33,700$1.17M0.00%––
Goldman Sachs Group Inc33,972$1.18M0.00%––
JPMorgan Chase & Co35,229$1.23M0.00%––
Raffles Associates LP36,959$1.29M1.31%––
EMC Capital Management39,360$1.37M0.98%––
Millennium Management LLC42,578$1.48M0.00%––
Nuveen Asset Management, LLC48,245$1.68M0.00%––
Arrowstreet Capital, Limited Partnership49,926$1.74M0.00%––
Isthmus Partners, LLC53,313$1.86M0.34%––
White Pine Capital LLC58,061$2.02M0.64%––
North Star Investment Management Corp.60,875$2.12M0.20%––
Blair William & Co63,373$2.21M0.01%––
HighTower Advisors, LLC63,496$2.21M0.01%––
Royal Bank of Canada70,555$2.46M0.00%––
Bank of New York Mellon Corp70,732$2.46M0.00%––
Allianz Asset Management GmbH78,028$2.72M0.00%––
Charles Schwab Investment Management Inc84,982$2.96M0.00%––
Roubaix Capital, LLC88,052$3.07M2.07%––
Visionary Wealth Advisors141,872$4.94M0.52%––
Kennedy Capital Management, Inc.145,734$5.08M0.10%––
Foundry Partners, LLC160,450$5.59M0.18%––
Northern Trust Corp173,096$6.03M0.00%––
Handelsinvest Investeringsforvaltning175,000$6.09M0.74%––
Uniplan Investment Counsel, Inc.182,653$6.36M0.41%––
Taylor Frigon Capital Management LLC189,475$6.60M2.04%––
Neuberger Berman Group LLC195,109$6.80M0.01%––
State Street Corp221,587$7.72M0.00%––
Geode Capital Management, LLC225,421$7.85M0.00%––
Victory Capital Management Inc231,529$8.06M0.01%––
Ranger Investment Management, L.P.260,823$9.08M0.50%––
Hood River Capital Management LLC281,890$9.82M0.32%––
Russell Investments Group, Ltd.412,164$14.4M0.03%––
Summit Creek Advisors LLC473,868$16.5M1.97%––
Polar Asset Management Partners Inc.499,895$17.4M0.26%––
Handelsbanken Fonder AB570,000$19.9M0.11%––
GW&K Investment Management, LLC574,492$20.0M0.18%––
Dimensional Fund Advisors LP665,714$23.2M0.01%––
Vanguard Group Inc740,304$25.8M0.00%––
FMR LLC750,437$26.1M0.00%––