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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 2025

Institutional positions in Napco Security Technologies, Inc as of Mar 31, 2025. 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
229
−20 vs. Q4 2024
Shares held
31.7M
−1.93M (−5.8%) vs. Q4 2024
Total value
$729.0M
−$465.5M (−39.0%) vs. Q4 2024
New holders
39
90 more added
Sold out
59
75 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

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 2025: 229 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 2025: $729.0M
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 2025

Shares, value and share of portfolio for each institution holding Napco Security Technologies, Inc; share changes are against Q4 2024.

Institutions holding NSSC in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Hemington Wealth Management7$00.00%−1−12.5%Reduced
Simplex Trading, LLC24$00.00%+24New
Creekmur Asset Management LLC1$230.00%00.0%Unchanged
The PNC Financial Services Group, Inc.6$1380.00%−43−87.8%Reduced
Rosenberg Matthew Hamilton7$1610.00%00.0%Unchanged
Creative Financial Designs Inc14$3220.00%+14New
Stephens Consulting, LLC15$3460.00%+15New
Highline Wealth Partners LLC20$4600.00%+20New
TD Private Client Wealth LLC29$6680.00%+29New
Parallel Advisors, LLC30$6910.00%−51−63.0%Reduced
Rothschild Investment LLC35$8060.00%00.0%Unchanged
Sterling Capital Management LLC36$8290.00%00.0%Unchanged
Larson Financial Group LLC37$8520.00%+37New
Covestor Ltd46$1.00K0.00%−8−14.8%Reduced
AdvisorNet Financial, Inc49$1.13K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC52$1.20K0.00%00.0%Unchanged
Caitong International Asset Management Co., Ltd78$1.80K0.00%+78New
SBI Securities Co., Ltd.81$1.86K0.00%−62−43.4%Reduced
CIBC Private Wealth Group, LLC98$1.94K0.00%+98New
Massmutual Trust Co FSB90$2.07K0.00%+90New
Allworth Financial LP110$2.50K0.00%−2,205−95.2%Reduced
Cornerstone Planning Group LLC150$3.30K0.00%+150New
Lindbrook Capital, LLC149$3.43K0.00%+40+36.7%Added
WPG Advisers, LLC159$3.66K0.00%+135+562.5%Added
Skopos Labs, Inc.166$3.82K0.00%+166New
EverSource Wealth Advisors, LLC172$3.96K0.00%+160+1,333.3%Added
Nisa Investment Advisors, LLC177$4.09K0.00%+139+365.8%Added
Geneos Wealth Management Inc.193$4.44K0.00%+96+99.0%Added
Wolff Wiese Magana LLC200$4.60K0.00%00.0%Unchanged
Signaturefd, LLC226$5.20K0.00%+72+46.8%Added
Federation des caisses Desjardins du Quebec260$5.99K0.00%−94−26.6%Reduced
True Wealth Design, LLC294$6.77K0.00%+288+4,800.0%Added
Binnacle Investments Inc424$9.76K0.01%+424New
CoreCap Advisors, LLC439$10.1K0.00%+439New
Retirement Wealth Solutions LLC457$10.5K0.01%+42+10.1%Added
Principal Securities, Inc.304$10.8K0.00%00.0%Unchanged
Toth Financial Advisory Corp500$11.5K0.00%00.0%Unchanged
Newbridge Financial Services Group, Inc.509$11.7K0.00%+2+0.4%Added
Financial Network Wealth Advisors LLC551$12.7K0.02%+169+44.2%Added
Amundi601$13.8K0.00%+101+20.2%Added
Quadrant Capital Group LLC607$14.0K0.00%−15−2.4%Reduced
Versant Capital Management, Inc735$16.9K0.00%+735New
CBIZ Investment Advisory Services, LLC907$21.0K0.00%+173+23.6%Added
Huntington National Bank927$21.3K0.00%−1,408−60.3%Reduced
First Horizon Advisors, Inc.1,036$23.8K0.00%+495+91.5%Added
UMA Financial Services, Inc.1,040$23.9K0.00%−725−41.1%Reduced
GAMMA Investing LLC1,106$25.5K0.00%+768+227.2%Added
Amalgamated Bank1,180$27.0K0.00%+4+0.3%Added
MPWM Advisory Solutions, LLC1,187$27.3K0.02%−318−21.1%Reduced
Tower Research Capital LLC (TRC)1,279$29.4K0.00%+586+84.6%Added
SRS Capital Advisors, Inc.1,364$31.4K0.00%+335+32.6%Added
Truvestments Capital LLC1,795$41.3K0.01%−5,214−74.4%Reduced
Catalyst Capital Advisors LLC1,875$43.2K0.00%−1,900−50.3%Reduced
KBC Group NV2,049$47.0K0.00%00.0%Unchanged
US Bancorp2,357$54.3K0.00%−78−3.2%Reduced
Aster Capital Management (DIFC) Ltd2,481$60.9K0.01%+2,481New
Ameritas Investment Partners, Inc.3,439$79.2K0.00%00.0%Unchanged
Public Employees Retirement Association of Colorado3,551$82.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.3,663$84.3K0.00%+1,936+112.1%Added
Farther Finance Advisors, LLC3,832$86.9K0.00%+1,002+35.4%Added
Acadian Asset Management LLC3,991$91.0K0.00%+3,991New
DekaBank Deutsche Girozentrale4,553$103.0K0.00%00.0%Unchanged
Point72 Asia (Singapore) Pte. Ltd.4,745$109.2K0.03%+3,241+215.5%Added
Quest Partners LLC5,302$122.1K0.01%−4,123−43.7%Reduced
Barrett & Company, Inc.5,999$138.1K0.06%+4+0.1%Added
Zurcher Kantonalbank (Zurich Cantonalbank)6,222$143.2K0.00%−19,934−76.2%Reduced
Comerica Bank6,545$150.7K0.00%+208+3.3%Added
KLP Kapitalforvaltning AS6,700$154.9K0.00%00.0%Unchanged
Police & Firemen's Retirement System of New Jersey7,721$177.7K0.00%00.0%Unchanged
State of Wyoming8,587$197.7K0.03%+1,490+21.0%Added
First Trust Advisors LP8,696$200.2K0.00%−6,936−44.4%Reduced
State Board of Administration of Florida Retirement System9,090$209.3K0.00%00.0%Unchanged
Voya Investment Management LLC9,498$218.6K0.00%−1,099−10.4%Reduced
Earnest Partners LLC9,600$221.0K0.00%00.0%Unchanged
Corient IA LLC10,000$230.2K0.16%+10,000New
Quantinno Capital Management LP10,146$233.6K0.00%+10,146New
Arizona State Retirement System10,489$241.5K0.00%−193−1.8%Reduced
CWM, LLC10,699$246.0K0.00%+8,747+448.1%Added
Catalyst Funds Management Pty Ltd10,700$246.3K0.06%+10,700New
Tributary Capital Management, LLC10,748$247.4K0.02%−1,300−10.8%Reduced
Cim, LLC11,012$253.5K0.04%−410−3.6%Reduced
Avantax Advisory Services, Inc.11,572$266.4K0.00%+1,893+19.6%Added
Wallace Advisory Group, LLC7,652$272.1K0.19%+504+7.1%Added
Lazard Asset Management LLC12,464$286.0K0.00%+4,675+60.0%Added
Graham Capital Management, L.P.12,453$286.7K0.01%+12,453New
Balyasny Asset Management LLC12,559$289.1K0.00%−94,270−88.2%Reduced
Bessemer Group Inc13,009$299.0K0.00%+2,423+22.9%Added
Shaker Investments LLC13,737$316.2K0.15%−21,733−61.3%Reduced
Campbell & CO Investment Adviser LLC13,770$317.0K0.02%−10,633−43.6%Reduced
Magnetar Financial LLC13,891$319.8K0.00%−11,179−44.6%Reduced
Great West Life Assurance Co13,925$321.0K0.00%00.0%Unchanged
Snowden Capital Advisors LLC14,196$328.5K0.01%+723+5.4%Added
Neuberger Berman Group LLC14,297$329.1K0.00%+68+0.5%Added
EntryPoint Capital, LLC14,561$335.2K0.15%+14,561New
Creative Planning16,428$378.2K0.00%+3,358+25.7%Added
Pathstone Holdings, LLC17,050$392.5K0.00%+9,088+114.1%Added
Corebridge Financial, Inc.17,249$397.1K0.00%−255−1.5%Reduced
Jain Global LLC17,812$410.0K0.01%+17,812New
Manufacturers Life Insurance Company, The18,282$420.9K0.00%+710+4.0%Added
Boothbay Fund Management, LLC18,577$427.6K0.02%+18,577New