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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
Wasatch Advisors Inc973,088$33.9M0.15%––
BlackRock Inc.954,202$33.2M0.00%––
Thrivent Financial for Lutherans920,532$32.1M0.07%––
Janus Henderson Group PLC804,674$28.0M0.01%––
FMR LLC750,437$26.1M0.00%––
Vanguard Group Inc740,304$25.8M0.00%––
Dimensional Fund Advisors LP665,714$23.2M0.01%––
GW&K Investment Management, LLC574,492$20.0M0.18%––
Handelsbanken Fonder AB570,000$19.9M0.11%––
Polar Asset Management Partners Inc.499,895$17.4M0.26%––
Summit Creek Advisors LLC473,868$16.5M1.97%––
Russell Investments Group, Ltd.412,164$14.4M0.03%––
Hood River Capital Management LLC281,890$9.82M0.32%––
Ranger Investment Management, L.P.260,823$9.08M0.50%––
Victory Capital Management Inc231,529$8.06M0.01%––
Geode Capital Management, LLC225,421$7.85M0.00%––
State Street Corp221,587$7.72M0.00%––
Neuberger Berman Group LLC195,109$6.80M0.01%––
Taylor Frigon Capital Management LLC189,475$6.60M2.04%––
Uniplan Investment Counsel, Inc.182,653$6.36M0.41%––
Handelsinvest Investeringsforvaltning175,000$6.09M0.74%––
Northern Trust Corp173,096$6.03M0.00%––
Foundry Partners, LLC160,450$5.59M0.18%––
Kennedy Capital Management, Inc.145,734$5.08M0.10%––
Visionary Wealth Advisors141,872$4.94M0.52%––
Roubaix Capital, LLC88,052$3.07M2.07%––
Charles Schwab Investment Management Inc84,982$2.96M0.00%––
Allianz Asset Management GmbH78,028$2.72M0.00%––
Bank of New York Mellon Corp70,732$2.46M0.00%––
Royal Bank of Canada70,555$2.46M0.00%––
HighTower Advisors, LLC63,496$2.21M0.01%––
Blair William & Co63,373$2.21M0.01%––
North Star Investment Management Corp.60,875$2.12M0.20%––
White Pine Capital LLC58,061$2.02M0.64%––
Isthmus Partners, LLC53,313$1.86M0.34%––
Arrowstreet Capital, Limited Partnership49,926$1.74M0.00%––
Nuveen Asset Management, LLC48,245$1.68M0.00%––
Millennium Management LLC42,578$1.48M0.00%––
EMC Capital Management39,360$1.37M0.98%––
Raffles Associates LP36,959$1.29M1.31%––
JPMorgan Chase & Co35,229$1.23M0.00%––
Goldman Sachs Group Inc33,972$1.18M0.00%––
Swiss National Bank33,700$1.17M0.00%––
Los Angeles Capital Management LLC32,180$1.12M0.01%––
First Trust Advisors LP30,889$1.08M0.00%––
Teton Advisors, Inc.30,000$1.04M0.15%––
Stifel Financial Corp27,085$943.0K0.00%––
California Public Employees Retirement System23,800$829.0K0.00%––
California State Teachers Retirement System21,466$748.0K0.00%––
Mesirow Financial Investment Management, Inc.15,802$550.0K1.50%––
Heritage Investors Management Corp15,210$530.0K0.02%––
Redmond Asset Management, LLC14,989$522.0K0.16%––
Bank of America Corp14,783$514.0K0.00%––
Rhumbline Advisers14,083$491.0K0.00%––
Wells Fargo & Company13,228$461.0K0.00%––
UBS Asset Management Americas Inc13,100$456.3K0.00%––
Price T Rowe Associates Inc12,742$444.0K0.00%––
New York State Common Retirement Fund12,600$439.0K0.00%––
Cambridge Investment Research Advisors, Inc.12,616$439.0K0.00%––
Barclays PLC12,270$427.0K0.00%––
Envestnet Asset Management Inc10,949$381.0K0.00%––
Commonwealth Equity Services, LLC10,808$376.0K0.00%––
HAP Trading, LLC10,664$371.0K0.04%––
Winton Group Ltd10,124$353.0K0.02%––
Susquehanna International Group, LLP10,085$351.0K0.00%––
Perritt Capital Management Inc10,000$348.0K0.19%––
Deutsche Bank AG9,600$334.0K0.00%––
Credit Suisse AG9,045$315.0K0.00%––
Morgan Stanley8,896$310.0K0.00%––
Manufacturers Life Insurance Company, The8,724$304.0K0.00%––
American International Group, Inc.8,294$289.0K0.00%––
Bluestein R H & Co8,000$279.0K0.01%––
SG Americas Securities, LLC7,736$269.0K0.00%––
Alliancebernstein L.P.7,600$265.0K0.00%––
Cornerstone Investment Partners, LLC7,580$264.0K0.01%––
US Bancorp7,300$254.0K0.00%––
Raymond James Financial Services Advisors, Inc.7,250$253.0K0.00%––
UBS Group AG6,738$235.0K0.00%––
MetLife Investment Management5,652$196.9K0.00%––
Earnest Partners LLC4,800$167.0K0.00%––
Metropolitan Life Insurance Co4,087$142.3K0.00%––
Legal & General Group Plc2,167$75.0K0.00%––
PEAK6 Investments LLC2,019$70.0K0.00%––
BNP Paribas Arbitrage, SA1,878$65.4K0.00%––
Acadian Asset Management LLC1,708$60.0K0.00%––
Citigroup Inc1,096$38.0K0.00%––
Ameritas Investment Partners, Inc.1,045$36.0K0.00%––
Barnett & Company, Inc.1,000$35.0K0.02%––
Orion Capital Management LLC1,000$35.0K0.02%––
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%––
Advisor Group Holdings, Inc.612$21.0K0.00%––
Bank of Montreal464$17.0K0.00%––
Newbridge Financial Services Group, Inc.500$17.0K0.01%––
O'Shaughnessy Asset Management, LLC343$12.0K0.00%––
Zurcher Kantonalbank (Zurich Cantonalbank)307$11.0K0.00%––
Better Money Decisions, LLC295$10.0K0.01%––
Captrust Financial Advisors250$9.00K0.00%––
Federated Hermes, Inc.211$7.00K0.00%––